File: bug3150.scala

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scala 2.9.2%2Bdfsg-1
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object Test {
  case object Bob { override def equals(other: Any) = true }
  def f(x: Any) = x match { case Bob => Bob }
  
  def main(args: Array[String]): Unit = {
    assert(f(Bob) eq Bob)
    assert(f(0) eq Bob)
    assert(f(Nil) eq Bob)
  }
}