https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92695
--- Comment #22 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Looks like the testcase in comment #12 was not resolved with the patches but is filed as PR 93413.
[Bug c++/92695] P1064R0 - virtual constexpr fails if object taken from array
pinskia at gcc dot gnu.org via Gcc-bugs Mon, 16 Aug 2021 23:00:59 -0700
