http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56936
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |diagnostic --- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2013-04-13 10:52:55 UTC --- [temp.res]/8 "If no valid specialization can be generated for a template, and that template is not instantiated, the template is ill-formed, no diagnostic required." No diagnostic required.