[Bug c++/56177] [4.8 Regression] ICE when used forward for 'auto f();'

[jakub at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56177

--- Comment #3 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-02-04 10:26:52 UTC ---
auto f ();
auto f () { return 33; }
is enough to reproduce it, ICEs also with -std=c++1y.