* installing *source* package 'fclust' ... ** this is package 'fclust' version '2.1.1.1' ** package 'fclust' successfully unpacked and MD5 sums checked ** using staged installation ** libs using C compiler: 'gcc.exe (GCC) 14.2.0' using C++ compiler: 'g++.exe (GCC) 14.2.0' make[1]: Entering directory '/d/temp/2025_07_18_01_50_00_13420/Rtmpo1rTFg/R.INSTALL3a7023c55029/fclust/src' g++ -std=gnu++17 -I"D:/RCompile/recent/R-4.5.1/include" -DNDEBUG -I'D:/RCompile/CRANpkg/lib/4.5/Rcpp/include' -I'D:/RCompile/CRANpkg/lib/4.5/RcppArmadillo/include' -I"d:/rtools45/x86_64-w64-mingw32.static.posix/include" -pedantic -O2 -Wall -mfpmath=sse -msse2 -mstackrealign -c F.cpp -o F.o F.cpp: In function 'arma::cube F_gkb(arma::mat, arma::mat, arma::mat, arma::mat, double, double, unsigned int, unsigned int, int, double, arma::vec)': F.cpp:36:17: warning: comparison of integer expressions of different signedness: 'int' and 'unsigned int' [-Wsign-compare] 36 | for(int i=0; i