https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55039 --- Comment #6 from Daniel Krügler <daniel.kruegler at googlemail dot com> --- (In reply to Jason Merrill from comment #5) Given that there exists the still open issue http://cplusplus.github.io/LWG/lwg-active.html#2296 should this bugzilla issue remain open?