https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86590
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |palves at gcc dot gnu.org --- Comment #10 from Richard Biener <rguenth at gcc dot gnu.org> --- Caused by r249137 which claims __builtin_strlen isn't usable in constexpr functions (well, why not? why not make it so?).