http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55783
--- Comment #5 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-12-22 00:27:51 UTC --- (In reply to comment #4) > The standard only requires that "a conforming implementation shall issue at > least one diagnostic message" (This is from 1.4 [intro.compliance] p2)