Scala example source code file (bug464.scala)

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Java - Scala tags/keywords

a, a, b, b, c, c, d, d

The Scala bug464.scala source code

class A {
  protected[this] def f() {}
}
class B extends A {
  f()
  super.f()
}
class C extends A {
  override protected[this] def f() = super.f()
}
class D extends C {
  override protected def f() = super.f()
}