[Bug c++/60345] [4.9 Regression] r208159 causes Firefox build error

[glisse at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60345

--- Comment #4 from Marc Glisse <glisse at gcc dot gnu.org> ---
template <typename T> struct A {
  operator T &();
};
struct C {};
struct J : C {};
void f(C* const&);
void g(A<J *> p2) {
  f(p2);
}