https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107815
--- Comment #14 from dave.anglin at bell dot net --- /home/dave/gnu/gcc/gcc/libstdc++-v3/testsuite/20_util/to_chars/float128_c++23.cc :77: void test(std::chars_format): Assertion 'ec4 == std::errc() && ptr4 == ptr1 ' failed. FAIL: 20_util/to_chars/float128_c++23.cc execution test
