object Test3 {
  import scala.reflect.Selectable.reflectiveSelectable
  def g(x: { type T ; def t: T ; def f(a: T): Boolean }) = x.f(x.t) // error: no ClassTag for x.T
  g(new { type T = Int; def t = 4; def f(a:T) = true })
  g(new { type T = Any; def t = 4; def f(a:T) = true })
  val y: { type T = Int; def t = 4; def f(a:T) = true }
    = new { type T = Int; def t = 4; def f(a:T) = true }

  def h(x: { def f[T](a: T): Int }) = x.f[Int](4) // error: polymorphic refinement method ... no longer allowed

}