https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86249
--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Interesting, GCC, ICC and MSVC all accept this.
[Bug c++/86249] declaration conflicts with target of using declaration already in scope
pinskia at gcc dot gnu.org via Gcc-bugs Tue, 03 Aug 2021 21:35:54 -0700
