// Copyright (c) 2018, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

/// @assertion We say that a type T0 is a subtype of a type T1 (written T0 <: T1)
/// when:
/// Left Bottom: if T0 is Never then T0 <: T1
/// @description Check that Never is a valid super-bounded type argument. Test
/// type aliases
/// @author sgrekhov@unipro.ru

class C<X extends C<X>> {}
typedef Neverland = Never;

main() {
  C<Neverland> c = C <Never>();
}