http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50828
--- Comment #3 from Jonathan Wakely <redi at gcc dot gnu.org> 2011-10-22 22:01:12 UTC --- Changing it would be consistent with the output for non-template member functions of class templates: template<typename T> struct A { void f() { } }; int main() { A<void> a; a.f(0); } t.C: In function ‘int main()’: t.C:8:8: error: no matching function for call to ‘A<void>::f(int)’ t.C:8:8: note: candidate is: t.C:3:10: note: void A<T>::f() [with T = void] t.C:3:10: note: candidate expects 0 arguments, 1 provided