https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 85133, which changed state.
Bug 85133 Summary: [7 Regression] [concepts] ICE with invalid concept used in variadic template https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85133 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED