https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64814
--- Comment #6 from Anquietas <alex-j-a at hotmail dot co.uk> --- (In reply to Anquietas from comment #5) http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4296.pdf The working copy for C++14, page 902 has the same specification as the other PDF.
