* installing *source* package ‘tidynorm’ ... ** this is package ‘tidynorm’ version ‘0.3.0’ ** package ‘tidynorm’ successfully unpacked and MD5 sums checked ** using staged installation ** libs using C++ compiler: ‘clang version 20.1.7’ make[1]: Entering directory '/data/gannet/ripley/R/packages/tests-clang/tidynorm/src' clang++-20 -std=gnu++17 -I"/data/gannet/ripley/R/R-clang/include" -DNDEBUG -I'/data/gannet/ripley/R/test-clang/Rcpp/include' -I'/data/gannet/ripley/R/test-clang/RcppArmadillo/include' -isystem /usr/local/clang20/include -I/usr/local/clang/include -fopenmp -fpic -O3 -Wall -pedantic -frtti -Wp,-D_FORTIFY_SOURCE=3 -Wno-missing-template-arg-list-after-template-kw -c RcppExports.cpp -o RcppExports.o clang++-20 -std=gnu++17 -I"/data/gannet/ripley/R/R-clang/include" -DNDEBUG -I'/data/gannet/ripley/R/test-clang/Rcpp/include' -I'/data/gannet/ripley/R/test-clang/RcppArmadillo/include' -isystem /usr/local/clang20/include -I/usr/local/clang/include -fopenmp -fpic -O3 -Wall -pedantic -frtti -Wp,-D_FORTIFY_SOURCE=3 -Wno-missing-template-arg-list-after-template-kw -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