[Bug c++/67491] [meta-bug] concepts issues

[Casey at Carter dot net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491
Bug 67491 depends on bug 69096, which changed state.

Bug 69096 Summary: [concepts] return type deduction before checking constraint satisfaction
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69096

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |DUPLICATE