* installing to library ‘/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages’ * installing *source* package ‘MAINT.Data’ ... ** this is package ‘MAINT.Data’ version ‘2.7.1’ ** package ‘MAINT.Data’ successfully unpacked and MD5 sums checked ** using staged installation ** libs using C++ compiler: ‘Debian clang version 19.1.7 (3+b1)’ make[1]: Entering directory '/home/hornik/tmp/scratch/Rtmp6nGBG0/R.INSTALL26afee2e258472/MAINT.Data/src' clang++-19 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -Wno-missing-template-arg-list-after-template-kw -Wdeprecated-literal-operator -c AdMatAlgFoo.cpp -o AdMatAlgFoo.o clang++-19 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -Wno-missing-template-arg-list-after-template-kw -Wdeprecated-literal-operator -c AuxFoo.cpp -o AuxFoo.o clang++-19 -std=gnu++17 -I"/home/hornik/tmp/R.check/r-devel-clang/Work/build/include" -DNDEBUG -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/Rcpp/include' -I'/home/hornik/tmp/R.check/r-devel-clang/Work/build/Packages/RcppArmadillo/include' -I/usr/local/include -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -Wno-missing-template-arg-list-after-template-kw -Wdeprecated-literal-operator -c CEMGauss.cpp -o CEMGauss.o In file included from CEMGauss.cpp:10: ./msnCP_dev.h:41:43: warning: left operand of comma operator has no effect [-Wunused-value] 41 | for (int c=0;c