http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53531
Jonathan Wakely <redi at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |jason at gcc dot gnu.org --- Comment #2 from Jonathan Wakely <redi at gcc dot gnu.org> 2012-07-10 11:01:40 UTC --- It's now rejected on trunk: c.cc:3:15: error: template argument 1 is invalid int i = S<,,,,>::undefined; ^ c.cc:3:15: error: template argument 2 is invalid c.cc:3:15: error: template argument 3 is invalid c.cc:3:15: error: template argument 4 is invalid c.cc:3:15: error: template argument 5 is invalid (I might have been using an older 4.8 snapshot when I reported the bug, not sure now.) Jason, any idea which patch fixed these cases and if we need anything in the testsuite to prevent regressions before closing it?