https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45033
--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> --- Clang only rejects it in C++98 or C++11 mode, it accepts it for C++14. EDG accepts it unconditionally.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45033
--- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> --- Clang only rejects it in C++98 or C++11 mode, it accepts it for C++14. EDG accepts it unconditionally.