[Bug c++/92541] ICE when concept requires contextual conversion to bool

[redi at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92541

--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> ---
However, the original segfault seems to have been fixed by r278768 aka
g:1906392b2c9a02da82d1739386219ec0f13bcc33 now anyway.