[Bug c++/121707] Compiler spills std::string internals when used in consteval context

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121707

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Note this is most likely a dup of either PR 109576, bug 96716 or PR 97740 (or
all 3 are dups of each other).