https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 67825, which changed state.
Bug 67825 Summary: [concepts] expression constraint bug when taking address of a member function https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67825 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED