https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103687
--- Comment #10 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to Jonathan Wakely from comment #8) > (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. See testsuite/22_locale/time_get/get_date/wchar_t/4.cc