https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63217
--- Comment #9 from Andrew Pinski <pinskia at gcc dot gnu.org> --- Other related ones: http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#493 http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#322 http://www.open-std.org/jtc1/sc22/wg21/docs/cwg_defects.html#913