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Scala example source code file (tcpoly_ticket2101.scala)
The Scala tcpoly_ticket2101.scala source code
class T[A[Y] <: T[A, B], B]
class T2[X] extends T[T2, X] // ill-typed
// because this bound is not met:
// Forall Y. T2[Y] <: T[T2, X]
// debugging before fix:
// def isSubType0 -->
// case (PolyType(tparams1, res1), PolyType(tparams2, res2)) => println("<: |
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