https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67491 Bug 67491 depends on bug 71129, which changed state.
Bug 71129 Summary: [concepts] ICE on ill-formed explicit instantiation of a variable concept https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71129 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |DUPLICATE