File: t6706.scala

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scala 2.11.12-5
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object Test {
  var name = "foo" + 1
  var s1 = Symbol(name)
  s1 = null
  System.gc
  val s2 = Symbol("foo1")
  name = null
  System.gc
  val s3 = Symbol("foo1")

  def main(args: Array[String]): Unit = {
    assert(s2 eq s3, ((s2, System.identityHashCode(s2), s3, System.identityHashCode(s3))))
  }
}