* installing *source* package ‘tidynorm’ ... ** this is package ‘tidynorm’ version ‘0.3.0’ ** using staged installation ** libs using C++ compiler: ‘Debian clang version 19.1.7 (3)’ clang++-19 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-19/include" -DNDEBUG -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -Wno-missing-template-arg-list-after-template-kw -Wdeprecated-literal-operator -c RcppExports.cpp -o RcppExports.o clang++-19 -std=gnu++17 -I"/home/hornik/tmp/R-d-clang-19/include" -DNDEBUG -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/Rcpp/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/RcppArmadillo/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O3 -Wall -pedantic -Wno-missing-template-arg-list-after-template-kw -Wdeprecated-literal-operator -c dct.cpp -o dct.o dct.cpp:147:16: warning: variable 'low_idx' is used uninitialized whenever 'for' loop exits because its condition is false [-Wsometimes-uninitialized] 147 | for(int i=0; i