* installing *source* package 'PPforest' ... ** package 'PPforest' successfully unpacked and MD5 sums checked ** using staged installation ** libs using C++ compiler: 'g++.exe (GCC) 13.2.0' make[1]: Entering directory '/d/temp/Rtmpqg7YAz/R.INSTALL29ea076e2591d/PPforest/src' g++ -std=gnu++17 -I"D:/RCompile/recent/R-4.4.0/include" -DNDEBUG -I'D:/RCompile/CRANpkg/lib/4.4/Rcpp/include' -I'D:/RCompile/CRANpkg/lib/4.4/RcppArmadillo/include' -I"d:/rtools44/x86_64-w64-mingw32.static.posix/include" -pedantic -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -c RcppExports.cpp -o RcppExports.o g++ -std=gnu++17 -I"D:/RCompile/recent/R-4.4.0/include" -DNDEBUG -I'D:/RCompile/CRANpkg/lib/4.4/Rcpp/include' -I'D:/RCompile/CRANpkg/lib/4.4/RcppArmadillo/include' -I"d:/rtools44/x86_64-w64-mingw32.static.posix/include" -pedantic -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -c optim_index.cpp -o optim_index.o optim_index.cpp: In function 'arma::vec tableC(arma::vec)': optim_index.cpp:12:20: warning: comparison of integer expressions of different signedness: 'int' and 'arma::uword' {aka 'unsigned int'} [-Wsign-compare] 12 | for(int i = 0; i < values.size(); i++) { | ~~^~~~~~~~~~~~~~~ optim_index.cpp:13:22: warning: comparison of integer expressions of different signedness: 'int' and 'arma::uword' {aka 'unsigned int'} [-Wsign-compare] 13 | for(int j = 0; j < x.size(); j++){ | ~~^~~~~~~~~~ optim_index.cpp: In function 'arma::vec LDAindex2(arma::vec, arma::mat, arma::mat, bool)': optim_index.cpp:47:22: warning: comparison of integer expressions of different signedness: 'int' and 'arma::uword' {aka 'unsigned int'} [-Wsign-compare] 47 | for (int k = 0; k < clval.size(); k++) { | ~~^~~~~~~~~~~~~~ optim_index.cpp: In function 'double PDAindex2(arma::vec, arma::mat, arma::mat, bool, double)': optim_index.cpp:224:22: warning: comparison of integer expressions of different signedness: 'int' and 'arma::uword' {aka 'unsigned int'} [-Wsign-compare] 224 | for (int k = 0; k < clval.size(); k++) { | ~~^~~~~~~~~~~~~~ optim_index.cpp: In function 'Rcpp::List findprojwrap(arma::vec, arma::mat, std::string, double, double)': optim_index.cpp:674:22: warning: comparison of integer expressions of different signedness: 'int' and 'arma::uword' {aka 'unsigned int'} [-Wsign-compare] 674 | for(int i=0; i