[Bug c++/87399] Inconsistent determination of what is usable in a constant expression with __PRETTY_FUNCTION__

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87399

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
IIRC there's a duplicate about __PRETTY_FUNCTION__ and constexpr.