t.Errorf("got %d, want 1234", *ip)
	}

	ip = nil
	vp := ValueOf(&ip).Elem()
	vp.Set(Zero(vp.Type()))
	if ip != nil {
		t.Errorf("got non-nil (%p), want nil", ip)
	}
}

func TestPtrSetNil(t *testing.T) {
	var i int32 = 1234
	ip := &i
	vip := ValueOf(&ip)
	vip.Elem().Set(Zero(vip.Elem().Type()))
	if ip != nil {
		t.Errorf("got non-nil (%d), want nil", *ip)
	}
}