[Bug c++/85428] constexpr pointer equality comparison not considered constant expression

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85428

--- Comment #4 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
(In reply to Barry Revzin from comment #1)
> Also rejected as non-constant comparison.

That is a different issue and was fixed for GCC 10.3.0 and GCC 11+.