[Bug c++/124096] [reflection] bit_cast with consteval-only types should be rejected

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=124096

--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Guess not adding the extra guard will make it easier to port stuff to whenever
clang++ development branch has this stuff in.