}
	}
	if x.before != magic64 || x.after != magic64 {
		t.Fatalf("wrong magic: %#x _ %#x != %#x _ %#x", x.before, x.after, magic64, magic64)
	}
}

func TestAddUintptr(t *testing.T) {
	var x struct {
		before uintptr
		i      uintptr
		after  uintptr
	}
	var m uint64 = magic64
	magicptr := uintptr(m)
	x.before = magicptr
	x.after = magicptr
	var j uintptr