[Bug c++/92721] ICE: canonical types differ for identical types 'int(void*, void*)' and 'int(void*, void*)'

[asolokha at gmx dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92721

--- Comment #4 from Arseny Solokha <asolokha at gmx dot com> ---
And also on Compiler Explorer[1], which means it's not (solely) my
misconfiguration.

[1] https://gcc.godbolt.org/z/A8b--q