https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 103700, which changed state.
Bug 103700 Summary: Incomplete type not causing constraints to fail https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103700 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED
