https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55004 Bug 55004 depends on bug 55992, which changed state.
Bug 55992 Summary: constexpr static member function not recognised in templated using statement https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55992 What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED
