* installing *source* package ‘polylabelr’ ...
** this is package ‘polylabelr’ version ‘0.3.0’
** package ‘polylabelr’ successfully unpacked and MD5 sums checked
** using staged installation
** libs
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../inst/include/ -I'/Users/ripley/R/Library/Rcpp/include' -isystem /opt/R/arm64/include    -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c RcppExports.cpp -o RcppExports.o
In file included from RcppExports.cpp:4:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp.h:27:
In file included from /Users/ripley/R/Library/Rcpp/include/RcppCommon.h:192:
/Users/ripley/R/Library/Rcpp/include/Rcpp/internal/wrap.h:71:47: warning: implicit conversion loses integer precision: 'size_type' (aka 'unsigned long') to 'int' [-Wshorten-64-to-32]
   71 |             return Rf_mkCharLen(st.data(), st.size());
      |                    ~~~~~~~~~~~~            ~~~^~~~~~
1 warning generated.
clang++ -mmacos-version-min=26 -std=gnu++20 -I"/Users/ripley/R/R-devel/include" -DNDEBUG -I../inst/include/ -I'/Users/ripley/R/Library/Rcpp/include' -isystem /opt/R/arm64/include    -fPIC  -g -O2 -Wall -pedantic -Wconversion -Wno-sign-conversion   -c poi.cpp -o poi.o
In file included from poi.cpp:1:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp.h:27:
In file included from /Users/ripley/R/Library/Rcpp/include/RcppCommon.h:192:
/Users/ripley/R/Library/Rcpp/include/Rcpp/internal/wrap.h:71:47: warning: implicit conversion loses integer precision: 'size_type' (aka 'unsigned long') to 'int' [-Wshorten-64-to-32]
   71 |             return Rf_mkCharLen(st.data(), st.size());
      |                    ~~~~~~~~~~~~            ~~~^~~~~~
In file included from poi.cpp:2:
In file included from ../inst/include/mapbox/geometry.hpp:9:
In file included from ../inst/include/mapbox/geometry/geometry.hpp:11:
../inst/include/mapbox/variant.hpp:164:27: error: no template named 'result_of' in namespace 'std'; did you mean 'Rcpp::traits::result_of'?
  164 |     using type = typename std::result_of<F(V&)>::type;
      |                           ^~~~~~~~~~~~~~
      |                           Rcpp::traits::result_of
/Users/ripley/R/Library/Rcpp/include/Rcpp/traits/result_of.h:31:8: note: 'Rcpp::traits::result_of' declared here
   31 | struct result_of{
      |        ^
In file included from poi.cpp:2:
In file included from ../inst/include/mapbox/geometry.hpp:9:
In file included from ../inst/include/mapbox/geometry/geometry.hpp:11:
../inst/include/mapbox/variant.hpp:176:27: error: no template named 'result_of' in namespace 'std'; did you mean 'Rcpp::traits::result_of'?
  176 |     using type = typename std::result_of<F(V&, V&)>::type;
      |                           ^~~~~~~~~~~~~~
      |                           Rcpp::traits::result_of
/Users/ripley/R/Library/Rcpp/include/Rcpp/traits/result_of.h:31:8: note: 'Rcpp::traits::result_of' declared here
   31 | struct result_of{
      |        ^
In file included from poi.cpp:1:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp.h:41:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp/Vector.h:57:
/Users/ripley/R/Library/Rcpp/include/Rcpp/vector/Matrix.h:138:76: warning: implicit conversion loses integer precision: 'const size_t' (aka 'const unsigned long') to 'int' [-Wshorten-64-to-32]
  138 |       return static_cast< Vector<RTYPE>* >( this )->operator[]( offset( i, j ) ) ;
      |                                                                 ~~~~~~     ^
poi.cpp:21:31: note: in instantiation of member function 'Rcpp::Matrix<14>::operator()' requested here
   21 |       ring.emplace_back(points(j, 0), points(j, 1));
      |                               ^
In file included from poi.cpp:1:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp.h:41:
In file included from /Users/ripley/R/Library/Rcpp/include/Rcpp/Vector.h:57:
/Users/ripley/R/Library/Rcpp/include/Rcpp/vector/Matrix.h:138:73: warning: implicit conversion loses integer precision: 'const size_t' (aka 'const unsigned long') to 'int' [-Wshorten-64-to-32]
  138 |       return static_cast< Vector<RTYPE>* >( this )->operator[]( offset( i, j ) ) ;
      |                                                                 ~~~~~~  ^
3 warnings and 2 errors generated.
make[1]: *** [poi.o] Error 1
make[1]: Target `all' not remade because of errors.
ERROR: compilation failed for package ‘polylabelr’
* removing ‘/Users/ripley/R/packages/tests-devel/polylabelr.Rcheck/polylabelr’