https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92431
--- Comment #7 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Looks to be fixed for the GCC 10 release.
[Bug c++/92431] ICE with spaceship in constexpr evaluation
pinskia at gcc dot gnu.org via Gcc-bugs Wed, 28 Jul 2021 15:15:27 -0700
