https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 103678, which changed state.
Bug 103678 Summary: [concepts] Constrained partial specialization of dependent template conflicts with unconstrained partial specialization https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103678 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED