https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 67249, which changed state.
Bug 67249 Summary: [concepts] ICE parsing f(pair<auto, concept>) https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67249 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED