https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67898 Bug 67898 depends on bug 61355, which changed state.
Bug 61355 Summary: gcc doesn't normalize type in non-type template parameters https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61355 What |Removed |Added ---------------------------------------------------------------------------- Status|ASSIGNED |RESOLVED Resolution|--- |FIXED