* installing *source* package ‘RPostgres’ ...
** this is package ‘RPostgres’ version ‘1.4.8’
** package ‘RPostgres’ successfully unpacked and MD5 sums checked
** using staged installation
Using autobrew bundle: libpq-16.8-universal.tar.xz
Using PKG_CFLAGS=-I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include
Using PKG_LIBS=-L/Users/ripley/R/packages/tests-devel/RPostgres/.deps/lib ../.deps/pq ../.deps/pgport ../.deps/pgcommon ../.deps/ssl ../.deps/crypto -lldap -dynamic -Wl,-search_paths_first -lkrb5
Using PKG_PLOGR=
** libs
using C compiler: ‘Apple clang version 17.0.0 (clang-1700.6.3.2)’
using C++ compiler: ‘Apple clang version 17.0.0 (clang-1700.6.3.2)’
using SDK: ‘MacOSX26.2.sdk’
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbColumn.cpp -o DbColumn.o
In file included from DbColumn.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbColumn.cpp:2:
In file included from ./DbColumn.h:8:
In file included from vendor/boost/shared_ptr.hpp:17:
In file included from vendor/boost/smart_ptr/shared_ptr.hpp:17:
In file included from vendor/boost/smart_ptr/detail/shared_count.hpp:25:
In file included from vendor/boost/smart_ptr/bad_weak_ptr.hpp:20:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from DbColumn.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbColumn.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [DbColumn.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbColumnDataSource.cpp -o DbColumnDataSource.o
In file included from DbColumnDataSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbColumnDataSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbColumnDataSource.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [DbColumnDataSource.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbColumnDataSourceFactory.cpp -o DbColumnDataSourceFactory.o
In file included from DbColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [DbColumnDataSourceFactory.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbColumnStorage.cpp -o DbColumnStorage.o
In file included from DbColumnStorage.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbColumnStorage.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbColumnStorage.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [DbColumnStorage.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbConnection.cpp -o DbConnection.o
In file included from DbConnection.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbConnection.cpp:2:
In file included from ./DbConnection.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from DbConnection.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbConnection.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [DbConnection.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbDataFrame.cpp -o DbDataFrame.o
In file included from DbDataFrame.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbDataFrame.cpp:2:
In file included from ./DbDataFrame.h:4:
In file included from vendor/boost/container/stable_vector.hpp:23:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from DbDataFrame.cpp:2:
In file included from ./DbDataFrame.h:4:
In file included from vendor/boost/container/stable_vector.hpp:42:
In file included from vendor/boost/container/detail/allocator_version_traits.hpp:27:
In file included from vendor/boost/container/detail/multiallocation_chain.hpp:32:
vendor/boost/intrusive/slist.hpp:1939:14: warning: variable 'node_count' set but not used [-Wunused-but-set-variable]
 1939 |       size_t node_count = 0;
      |              ^
In file included from DbDataFrame.cpp:7:
vendor/boost/bind.hpp:36:1: warning: The practice of declaring the Bind placeholders (_1, _2, ...) in the global namespace is deprecated. Please use <boost/bind/bind.hpp> + using namespace boost::placeholders, or define BOOST_BIND_GLOBAL_PLACEHOLDERS to retain the current behavior. [-W#pragma-messages]
   36 | BOOST_PRAGMA_MESSAGE(
      | ^
vendor/boost/config/pragma_message.hpp:24:34: note: expanded from macro 'BOOST_PRAGMA_MESSAGE'
   24 | # define BOOST_PRAGMA_MESSAGE(x) _Pragma(BOOST_STRINGIZE(message(x)))
      |                                  ^
<scratch space>:48:2: note: expanded from here
   48 |  message("The practice of declaring the Bind placeholders (_1, _2, ...) " "in the global namespace is deprecated. Please use " "<boost/bind/bind.hpp> + using namespace boost::placeholders, " "or define BOOST_BIND_GLOBAL_PLACEHOLDERS to retain the current behavior.")
      |  ^
In file included from DbDataFrame.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbDataFrame.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
5 warnings and 1 error generated.
make[1]: *** [DbDataFrame.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c DbResult.cpp -o DbResult.o
In file included from DbResult.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from DbResult.cpp:2:
In file included from ./DbResult.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from DbResult.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from DbResult.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [DbResult.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqColumnDataSource.cpp -o PqColumnDataSource.o
In file included from PqColumnDataSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqColumnDataSource.cpp:2:
In file included from vendor/boost/lexical_cast.hpp:21:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from PqColumnDataSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqColumnDataSource.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [PqColumnDataSource.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqColumnDataSourceFactory.cpp -o PqColumnDataSourceFactory.o
In file included from PqColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqColumnDataSourceFactory.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [PqColumnDataSourceFactory.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqDataFrame.cpp -o PqDataFrame.o
In file included from PqDataFrame.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqDataFrame.cpp:2:
In file included from ./PqDataFrame.h:4:
In file included from ./DbDataFrame.h:4:
In file included from vendor/boost/container/stable_vector.hpp:23:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from PqDataFrame.cpp:2:
In file included from ./PqDataFrame.h:4:
In file included from ./DbDataFrame.h:4:
In file included from vendor/boost/container/stable_vector.hpp:42:
In file included from vendor/boost/container/detail/allocator_version_traits.hpp:27:
In file included from vendor/boost/container/detail/multiallocation_chain.hpp:32:
vendor/boost/intrusive/slist.hpp:1939:14: warning: variable 'node_count' set but not used [-Wunused-but-set-variable]
 1939 |       size_t node_count = 0;
      |              ^
In file included from PqDataFrame.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqDataFrame.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
4 warnings and 1 error generated.
make[1]: *** [PqDataFrame.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqResult.cpp -o PqResult.o
In file included from PqResult.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqResult.cpp:2:
In file included from ./PqResult.h:4:
In file included from ./DbResult.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from PqResult.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqResult.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [PqResult.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqResultImpl.cpp -o PqResultImpl.o
In file included from PqResultImpl.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqResultImpl.cpp:2:
In file included from ./PqResultImpl.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from PqResultImpl.cpp:6:
In file included from ./PqDataFrame.h:4:
In file included from ./DbDataFrame.h:4:
In file included from vendor/boost/container/stable_vector.hpp:42:
In file included from vendor/boost/container/detail/allocator_version_traits.hpp:27:
In file included from vendor/boost/container/detail/multiallocation_chain.hpp:32:
vendor/boost/intrusive/slist.hpp:1939:14: warning: variable 'node_count' set but not used [-Wunused-but-set-variable]
 1939 |       size_t node_count = 0;
      |              ^
In file included from PqResultImpl.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqResultImpl.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
4 warnings and 1 error generated.
make[1]: *** [PqResultImpl.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqResultSource.cpp -o PqResultSource.o
In file included from PqResultSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqResultSource.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqResultSource.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [PqResultSource.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c PqUtils.cpp -o PqUtils.o
In file included from PqUtils.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from PqUtils.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from PqUtils.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [PqUtils.o] Error 1
clang -mmacos-version-min=26 -std=gnu23 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -falign-functions=8 -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion -Wstrict-prototypes  -c RPostgres-init.c -o RPostgres-init.o
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c connection.cpp -o connection.o
In file included from connection.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from connection.cpp:2:
In file included from ./RPostgres_types.h:6:
In file included from ./DbConnection.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from connection.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from connection.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [connection.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c cpp11.cpp -o cpp11.o
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:6:
In file included from ./DbConnection.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
/Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:104:16: warning: implicit conversion turns floating-point number into integer: 'double' to 'enable_if_integral<unsigned int, unsigned int>' (aka 'unsigned int') [-Wfloat-conversion]
  104 |         return value;
      |         ~~~~~~ ^~~~~
cpp11.cpp:77:170: note: in instantiation of function template specialization 'cpp11::as_cpp<unsigned int>' requested here
   77 |     return cpp11::as_sexp(connection_import_lo_from_file(cpp11::as_cpp<cpp11::decay_t<DbConnection*>>(con), cpp11::as_cpp<cpp11::decay_t<std::string>>(filename), cpp11::as_cpp<cpp11::decay_t<Oid>>(oid)));
      |                                                                                                                                                                          ^
In file included from cpp11.cpp:4:
In file included from ./RPostgres_types.h:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
/Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:104:16: warning: implicit conversion turns floating-point number into integer: 'double' to 'enable_if_integral<int, int>' (aka 'int') [-Wfloat-conversion]
  104 |         return value;
      |         ~~~~~~ ^~~~~
cpp11.cpp:92:112: note: in instantiation of function template specialization 'cpp11::as_cpp<int>' requested here
   92 |     return cpp11::as_sexp(connection_wait_for_notify(cpp11::as_cpp<cpp11::decay_t<DbConnection*>>(con), cpp11::as_cpp<cpp11::decay_t<int>>(timeout_secs)));
      |                                                                                                                ^
5 warnings and 1 error generated.
make[1]: *** [cpp11.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c encode.cpp -o encode.o
In file included from encode.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from encode.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from encode.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [encode.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c encrypt.cpp -o encrypt.o
In file included from encrypt.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from encrypt.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from encrypt.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [encrypt.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c logging.cpp -o logging.o
In file included from logging.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from logging.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from logging.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
2 warnings and 1 error generated.
make[1]: *** [logging.o] Error 1
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I/Users/ripley/R/packages/tests-devel/RPostgres/.deps/include -Ivendor -DRCPP_DEFAULT_INCLUDE_CALL=false -DRCPP_USING_UTF8_ERROR_STRING -DBOOST_NO_AUTO_PTR  -I'/Users/ripley/R/Library/cpp11/include' -I'/Users/ripley/R/Library/plogr/include' -isystem /opt/R/arm64/include   -fvisibility=hidden -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c result.cpp -o result.o
In file included from result.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:7:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/data_frame.hpp:12:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/list.hpp:8:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:10:
/Users/ripley/R/Library/cpp11/include/cpp11/sexp.hpp:73:36: warning: implicit conversion turns floating-point number into integer: 'double' to 'size_t' (aka 'unsigned long') [-Wfloat-conversion]
   73 |   operator size_t() const { return REAL_ELT(data_, 0); }
      |                             ~~~~~~ ^~~~~~~~~~~~~~~~~~
In file included from result.cpp:2:
In file included from ./RPostgres_types.h:6:
In file included from ./DbConnection.h:4:
In file included from vendor/boost/noncopyable.hpp:15:
In file included from vendor/boost/core/noncopyable.hpp:12:
In file included from vendor/boost/config.hpp:48:
vendor/boost/config/stdlib/libcpp.hpp:98:11: warning: 'BOOST_NO_AUTO_PTR' macro redefined [-Wmacro-redefined]
   98 | #  define BOOST_NO_AUTO_PTR
      |           ^
<command line>:4:9: note: previous definition is here
    4 | #define BOOST_NO_AUTO_PTR 1
      |         ^
In file included from result.cpp:1:
In file included from ./pch.h:1:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11.hpp:5:
In file included from /Users/ripley/R/Library/cpp11/include/cpp11/as.hpp:11:
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:119:29: warning: implicit conversion loses integer precision: 'unsigned long' to 'int' [-Wshorten-64-to-32]
  119 |   return std::forward<F>(f)(std::get<I>(std::move(a))...);
      |          ~~~                ^~~~~~~~~~~~~~~~~~~~~~~~~
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:125:10: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&, 0UL, 1UL, 2UL>' requested here
  125 |   return apply(std::forward<F>(f), std::move(a), make_index_sequence<sizeof...(Aref)>{});
      |          ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:138:12: note: in instantiation of function template specialization 'cpp11::detail::apply<SEXPREC *(*&)(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>' requested here
  138 |     return apply(ptr_, std::move(arefs_));
      |            ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:54:16: note: in instantiation of member function 'cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>::operator()' requested here
   54 |         return static_cast<Fun&&>(*callback)();
      |                ^
/Users/ripley/R/Library/cpp11/include/cpp11/protect.hpp:152:14: note: in instantiation of function template specialization 'cpp11::unwind_protect<cpp11::detail::closure<SEXPREC *(const char *, int, cetype_t), const char *&&, unsigned long &&, cetype_t &&>, void>' requested here
  152 |       return unwind_protect(
      |              ^
/Users/ripley/R/Library/cpp11/include/cpp11/r_string.hpp:20:35: note: in instantiation of function template specialization 'cpp11::protect::function<SEXPREC *(const char *, int, cetype_t)>::operator()<const char *, unsigned long, cetype_t>' requested here
   20 |       : data_(safe[Rf_mkCharLenCE](data.c_str(), data.size(), CE_UTF8)) {}
      |                                   ^
In file included from result.cpp:1:
In file included from ./pch.h:5:
In file included from /Users/ripley/R/Library/plogr/include/plogr.h:4:
In file included from /Users/ripley/R/Library/plogr/include/plog/Log.h:7:
/Users/ripley/R/Library/plogr/include/plog/Record.h:37:23: error: overload resolution selected deleted operator '<<'
   37 |             m_message << data;
      |             ~~~~~~~~~ ^  ~~~~
/Users/ripley/R/Library/plogr/include/plog/Record.h:30:19: note: in instantiation of function template specialization 'plog::Record::operator<<<wchar_t[2]>' requested here
   30 |             *this << str;
      |                   ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:623:31: note: candidate function [with _Traits = std::char_traits<char>] has been explicitly deleted
  623 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const wchar_t*) = delete;
      |                               ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:140:18: note: candidate function
  140 |   basic_ostream& operator<<(bool __n);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:152:18: note: candidate function
  152 |   basic_ostream& operator<<(const void* __p);
      |                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:346:55: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  346 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, char __cn) {
      |                                                       ^                                                ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:373:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char' for 2nd argument
  373 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, char __c) {
      |                                                     ^                                              ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:378:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'signed char' for 2nd argument
  378 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, signed char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:383:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'unsigned char' for 2nd argument
  383 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, unsigned char __c) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:395:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  395 | operator<<(basic_ostream<_CharT, _Traits>& __os, const char* __strn) {
      | ^                                                ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:434:53: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char *' for 2nd argument
  434 | _LIBCPP_HIDE_FROM_ABI basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>& __os, const char* __str) {
      |                                                     ^                                              ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:440:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const signed char *' for 2nd argument
  440 | operator<<(basic_ostream<char, _Traits>& __os, const signed char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:447:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const unsigned char *' for 2nd argument
  447 | operator<<(basic_ostream<char, _Traits>& __os, const unsigned char* __str) {
      | ^                                              ~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:585:1: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const error_code' for 2nd argument
  585 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __ec) {
      | ^                                                ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:620:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'wchar_t' for 2nd argument
  620 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, wchar_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:641:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char8_t' for 2nd argument
  641 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char8_t) = delete;
      |                               ^                                         ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:647:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char8_t *' for 2nd argument
  647 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char8_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:654:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char16_t' for 2nd argument
  654 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char16_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:657:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'char32_t' for 2nd argument
  657 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, char32_t) = delete;
      |                               ^                                         ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:660:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char16_t *' for 2nd argument
  660 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char16_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:663:31: note: candidate function template not viable: no known conversion from 'const wchar_t[2]' to 'const char32_t *' for 2nd argument
  663 | basic_ostream<char, _Traits>& operator<<(basic_ostream<char, _Traits>&, const char32_t*) = delete;
      |                               ^                                         ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:341:55: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'const wchar_t *')
  341 | _LIBCPP_HIDE_FROM_ABI basic_ostream<_CharT, _Traits>& operator<<(basic_ostream<_CharT, _Traits>& __os, _CharT __c) {
      |                                                       ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:389:1: note: candidate template ignored: deduced conflicting types for parameter '_CharT' ('char' vs. 'wchar_t')
  389 | operator<<(basic_ostream<_CharT, _Traits>& __os, const _CharT* __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__cstddef/byte.h:63:38: note: candidate template ignored: requirement 'is_integral<const wchar_t *>::value' was not satisfied [with _Integer = const wchar_t *]
   63 | _LIBCPP_HIDE_FROM_ABI constexpr byte operator<<(byte __lhs, _Integer __shift) noexcept {
      |                                      ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__random/uniform_int_distribution.h:234:1: note: candidate template ignored: could not match 'const uniform_int_distribution<_IT>' against 'const wchar_t[2]'
  234 | operator<<(basic_ostream<_CharT, _Traits>& __os, const uniform_int_distribution<_IT>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:566:33: note: candidate template ignored: requirement 'integral_constant<bool, false>::value' was not satisfied [with _Stream = util::nstringstream &, _Tp = wchar_t[2]]
  566 | _LIBCPP_HIDE_FROM_ABI _Stream&& operator<<(_Stream&& __os, const _Tp& __x) {
      |                                 ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:573:1: note: candidate template ignored: could not match 'const basic_string<_CharT, _Traits, _Allocator>' against 'const wchar_t[2]'
  573 | operator<<(basic_ostream<_CharT, _Traits>& __os, const basic_string<_CharT, _Traits, _Allocator>& __str) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:579:1: note: candidate template ignored: could not match 'basic_string_view<_CharT, _Traits>' against 'const wchar_t *'
  579 | operator<<(basic_ostream<_CharT, _Traits>& __os, basic_string_view<_CharT, _Traits> __sv) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:591:1: note: candidate template ignored: could not match 'const shared_ptr<_Yp>' against 'const wchar_t[2]'
  591 | operator<<(basic_ostream<_CharT, _Traits>& __os, shared_ptr<_Yp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:605:1: note: candidate template ignored: could not match 'const unique_ptr<_Yp, _Dp>' against 'const wchar_t[2]'
  605 | operator<<(basic_ostream<_CharT, _Traits>& __os, unique_ptr<_Yp, _Dp> const& __p) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:611:1: note: candidate template ignored: could not match 'const bitset<_Size>' against 'const wchar_t[2]'
  611 | operator<<(basic_ostream<_CharT, _Traits>& __os, const bitset<_Size>& __x) {
      | ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:626:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  626 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char16_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:629:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  629 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char32_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:632:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  632 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char16_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:635:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  635 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char32_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:644:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  644 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, char8_t) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:650:34: note: candidate template ignored: could not match 'basic_ostream' against 'util::basic_stringstream'
  650 | basic_ostream<wchar_t, _Traits>& operator<<(basic_ostream<wchar_t, _Traits>&, const char8_t*) = delete;
      |                                  ^
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:76:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ostream &(*)(ostream &)' for 1st argument
   76 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(basic_ostream& (*__pf)(basic_ostream&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:81:3: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_ios<char_type, traits_type> &(*)(basic_ios<char_type, traits_type> &)' (aka 'basic_ios<char, std::char_traits<char>> &(*)(basic_ios<char, std::char_traits<char>> &)') for 1st argument
   81 |   operator<<(basic_ios<char_type, traits_type>& (*__pf)(basic_ios<char_type, traits_type>&)) {
      |   ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:86:56: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'ios_base &(*)(ios_base &)' for 1st argument
   86 |   inline _LIBCPP_HIDE_FROM_ABI_AFTER_V1 basic_ostream& operator<<(ios_base& (*__pf)(ios_base&)) {
      |                                                        ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:141:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'short' for 1st argument
  141 |   basic_ostream& operator<<(short __n);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:142:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned short' for 1st argument
  142 |   basic_ostream& operator<<(unsigned short __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:143:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'int' for 1st argument
  143 |   basic_ostream& operator<<(int __n);
      |                  ^          ~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:144:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned int' for 1st argument
  144 |   basic_ostream& operator<<(unsigned int __n);
      |                  ^          ~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:145:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long' for 1st argument
  145 |   basic_ostream& operator<<(long __n);
      |                  ^          ~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:146:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long' for 1st argument
  146 |   basic_ostream& operator<<(unsigned long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:147:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long long' for 1st argument
  147 |   basic_ostream& operator<<(long long __n);
      |                  ^          ~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:148:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'unsigned long long' for 1st argument
  148 |   basic_ostream& operator<<(unsigned long long __n);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:149:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'float' for 1st argument
  149 |   basic_ostream& operator<<(float __f);
      |                  ^          ~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:150:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'double' for 1st argument
  150 |   basic_ostream& operator<<(double __f);
      |                  ^          ~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:151:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'long double' for 1st argument
  151 |   basic_ostream& operator<<(long double __f);
      |                  ^          ~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:160:18: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'basic_streambuf<char_type, traits_type> *' (aka 'basic_streambuf<char, std::char_traits<char>> *') for 1st argument
  160 |   basic_ostream& operator<<(basic_streambuf<char_type, traits_type>* __sb);
      |                  ^          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/Library/Developer/CommandLineTools/SDKs/MacOSX.sdk/usr/include/c++/v1/__ostream/basic_ostream.h:165:40: note: candidate function not viable: no known conversion from 'const wchar_t[2]' to 'nullptr_t' (aka 'std::nullptr_t') for 1st argument
  165 |   _LIBCPP_HIDE_FROM_ABI basic_ostream& operator<<(nullptr_t) { return *this << "nullptr"; }
      |                                        ^          ~~~~~~~~~
3 warnings and 1 error generated.
make[1]: *** [result.o] Error 1
make[1]: Target `all' not remade because of errors.
ERROR: compilation failed for package ‘RPostgres’
* removing ‘/Users/ripley/R/packages/tests-devel/RPostgres.Rcheck/RPostgres’