[Bug c++/100055] [10/11/12 Regression] ICE on invalid requires expression

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100055

--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
This fixes https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99465#c1 but not
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99465#c0.