* installing *source* package ‘fastkmedoids’ ...
** this is package ‘fastkmedoids’ version ‘1.6’
** package ‘fastkmedoids’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
using C++ compiler: ‘clang version 23.1.0-rc2’
make[1]: Entering directory '/data/localhost/ripley/R/packages/tests-clang-trunk/fastkmedoids/src'
/usr/local/clang23/bin/clang++ -std=gnu++20 -I"/data/localhost/ripley/R/R-clang-trunk/include" -DNDEBUG  -I'/data/localhost/ripley/R/test-clang/Rcpp/include' -isystem /usr/local/clang23/include -I/usr/local/clang/include    -fpic  -O3 -Wall -pedantic -frtti -Wp,-D_FORTIFY_SOURCE=3 -Wno-missing-template-arg-list-after-template-kw   -c RcppExports.cpp -o RcppExports.o
/usr/local/clang23/bin/clang++ -std=gnu++20 -I"/data/localhost/ripley/R/R-clang-trunk/include" -DNDEBUG  -I'/data/localhost/ripley/R/test-clang/Rcpp/include' -isystem /usr/local/clang23/include -I/usr/local/clang/include    -fpic  -O3 -Wall -pedantic -frtti -Wp,-D_FORTIFY_SOURCE=3 -Wno-missing-template-arg-list-after-template-kw   -c pam.cpp -o pam.o
/usr/local/clang23/bin/clang++ -std=gnu++20 -I"/data/localhost/ripley/R/R-clang-trunk/include" -DNDEBUG  -I'/data/localhost/ripley/R/test-clang/Rcpp/include' -isystem /usr/local/clang23/include -I/usr/local/clang/include    -fpic  -O3 -Wall -pedantic -frtti -Wp,-D_FORTIFY_SOURCE=3 -Wno-missing-template-arg-list-after-template-kw   -c rcpp_fastkmedoids.cpp -o rcpp_fastkmedoids.o
In file included from pam.cpp:21:
./pam.h:73:19: error: no member named 'strtod' in namespace 'std'; did you mean 'strtok'?
   73 |         double nd = std::strtod(tempStr, NULL);
      |                          ^~~~~~
      |                          strtok
/usr/local/clang23/bin/../include/c++/v1/cstring:100:9: note: 'strtok' declared here
  100 | using ::strtok _LIBCPP_USING_IF_EXISTS;
      |         ^
In file included from pam.cpp:21:
./pam.h:73:9: error: cannot initialize a variable of type 'double' with an rvalue of type 'char *'
   73 |         double nd = std::strtod(tempStr, NULL);
      |                ^    ~~~~~~~~~~~~~~~~~~~~~~~~~~
./pam.h:73:35: warning: null passed to a callee that requires a non-null argument [-Wnonnull]
   73 |         double nd = std::strtod(tempStr, NULL);
      |                                          ^~~~
/usr/local/clang23/lib/clang/23/include/__stddef_null.h:21:14: note: expanded from macro 'NULL'
   21 | #define NULL __null
      |              ^~~~~~
pam.cpp:36:32: error: no member named 'sqrt' in namespace 'std'; did you mean simply 'sqrt'?
   36 |     int ssize = 10 + (int)ceil(std::sqrt((double)nn));
      |                                ^~~~~~~~~
      |                                sqrt
/usr/local/clang23/bin/../include/c++/v1/math.h:509:20: note: 'sqrt' declared here
  509 | using std::__math::sqrt;
      |                    ^
pam.cpp:36:37: error: no matching function for call to 'sqrt'
   36 |     int ssize = 10 + (int)ceil(std::sqrt((double)nn));
      |                                     ^~~~
/usr/local/clang23/bin/../include/c++/v1/__math/roots.h:36:37: note: candidate template ignored: requirement 'std::is_integral<double>::value' was not satisfied [with _A1 = double]
   36 | inline _LIBCPP_HIDE_FROM_ABI double sqrt(_A1 __x) _NOEXCEPT {
      |                                     ^
pam.cpp:148:32: error: no member named 'sqrt' in namespace 'std'; did you mean simply 'sqrt'?
  148 |     int ssize = 10 + (int)ceil(std::sqrt((double)nn));
      |                                ^~~~~~~~~
      |                                sqrt
/usr/local/clang23/bin/../include/c++/v1/math.h:509:20: note: 'sqrt' declared here
  509 | using std::__math::sqrt;
      |                    ^
pam.cpp:148:37: error: no matching function for call to 'sqrt'
  148 |     int ssize = 10 + (int)ceil(std::sqrt((double)nn));
      |                                     ^~~~
/usr/local/clang23/bin/../include/c++/v1/__math/roots.h:36:37: note: candidate template ignored: requirement 'std::is_integral<double>::value' was not satisfied [with _A1 = double]
   36 | inline _LIBCPP_HIDE_FROM_ABI double sqrt(_A1 __x) _NOEXCEPT {
      |                                     ^
pam.cpp:448:9: warning: variable 'fastswaps' set but not used [-Wunused-but-set-variable]
  448 |     int fastswaps = 0; // For statistics
      |         ^
2 warnings and 6 errors generated.
make[1]: *** [/data/localhost/ripley/R/R-clang-trunk/etc/Makeconf:197: pam.o] Error 1
make[1]: Target 'all' not remade because of errors.
make[1]: Leaving directory '/data/localhost/ripley/R/packages/tests-clang-trunk/fastkmedoids/src'
ERROR: compilation failed for package ‘fastkmedoids’
* removing ‘/data/localhost/ripley/R/packages/tests-clang-trunk/fastkmedoids.Rcheck/fastkmedoids’