operator fun J?.component1(): Int {
  return 1
}

private operator fun J.component2(): Int {
  return 2
}

fun test() {
  // COMPOSITE {
  val tmp_0: @FlexibleNullability J? = j()
  val a: Int = tmp_0.component1()
  val b: Int = tmp_0 /*!! J */.component2()
  // }
}