t.Errorf("bad method value call: got %#v, want %#v", r2, a2)
	}
	if s.Value != 3 {
		t.Errorf("bad method value call: failed to set s.Value: got %d, want %d", s.Value, 3)
	}

	s, i = makeMethodValue("ValueRegMethodSpillInt")
	f3 := i.(func(StructFillRegs, int, MagicLastTypeNameForTestingRegisterABI) (StructFillRegs, int))
	r3a, r3b := f3(a2, 42, MagicLastTypeNameForTestingRegisterABI{})
	if r3a != a2 {