4 fail_compilation/ice8255.d(10): Error: function ice8255.F!(G).F.f (ref G _param_0) is not callable using argument types (G)
5 fail_compilation/ice8255.d(10): while evaluating pragma(msg, F().f(G()))
9 struct F(T) { void f(ref T) {} }
10 pragma(msg, F!G().f(G.init));