https://gcc.gnu.org/bugzilla/show_bug.cgi?id=31584
--- Comment #12 from Andrew Pinski <pinskia at gcc dot gnu.org> --- GCC, ICC, clang and MSVC all accept the testcase in comment #11.
[Bug c++/31584] [DR502] nested enum not considered dependent
pinskia at gcc dot gnu.org via Gcc-bugs Wed, 04 Aug 2021 14:41:44 -0700
