File: volatile_no_override.scala

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scala 2.11.12-6
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class B
class C(x: String) extends B

abstract class A {
  class D { type T >: C <: B }
  val x: D
  var y: x.T = new C("abc")
}

class Volatile extends A {
  type A >: Null
  // test (1.4), pt 2 in RefChecks
  val x: A with D = null
}