https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56504
--- Comment #6 from Sam James <sjames at gcc dot gnu.org> --- It'd be reasonable to close this one and file a new one for the remaining enhancements. That way, e.g. people see in the list of closed bugs for 15.0 that some progress was made on it, and so on. But it's up to you.