https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103687
--- Comment #8 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jakub Jelinek from comment #5) > Another one would be to use the C APIs to query it (setlocale and > nl_langinfo). That's what I've done in some other tests, to workaround differences in locale data between Debian-based and other distros.