https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51501
Jason Merrill <jason at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|NEW |RESOLVED Target Milestone|--- |8.0 --- Comment #16 from Jason Merrill <jason at gcc dot gnu.org> --- Then this seems resolved, until/unless someone actually proposes to make it well-formed.