* installing to library ‘/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages’ * installing *source* package ‘sits’ ... ** package ‘sits’ successfully unpacked and MD5 sums checked ** using staged installation ** libs using C++ compiler: ‘g++-13 (Debian 13.2.0-25) 13.2.0’ make[1]: Entering directory '/tmp/RtmpJfWExW/R.INSTALL3b41436d20e269/sits/src' g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-release-gcc/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fopenmp -fpic -g -O2 -Wall -pedantic -mtune=native -c RcppExports.cpp -o RcppExports.o g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-release-gcc/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fopenmp -fpic -g -O2 -Wall -pedantic -mtune=native -c combine_data.cpp -o combine_data.o g++-13 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-release-gcc/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-release-gcc/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fopenmp -fpic -g -O2 -Wall -pedantic -mtune=native -c kernel.cpp -o kernel.o kernel.cpp: In function ‘double _modal(const Rcpp::NumericVector&)’: kernel.cpp:47:22: warning: comparison of integer expressions of different signedness: ‘size_t’ {aka ‘long unsigned int’} and ‘R_xlen_t’ {aka ‘long int’} [-Wsign-compare] 47 | for(size_t i=0; i