[Bug libstdc++/102090] Placement-new is not constexpr

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102090

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
http://eel.is/c++draft/new.syn doesn't say placement new should be constexpr.