https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117700
Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mpolacek at gcc dot gnu.org --- Comment #6 from Marek Polacek <mpolacek at gcc dot gnu.org> --- clang++ implements p2280 and rejects the test the same. I'm still not sure that there is a bug.