// Copyright (c) 2013, 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.

import 'package:expect/expect.dart';

class A<Ta
           extends num  /// 02: continued
                      > implements B<Ta>, C<Ta> { }

class B<Tb
           extends num  /// 03: continued
                      > {
  factory B() = A<Tb>;
}

class C<Tc
           extends num  /// 04: continued
                      > {
  factory C() = B<Tc>;
}

class D<Td> {
  test() => new C<Td>();
}

main() {
  new D<int>().test();
  new D<String>().test();  /// 01: static type warning
  new D<String>().test();  /// 02: static type warning, dynamic type error
  new D<String>().test();  /// 03: static type warning, dynamic type error
  new D<String>().test();  /// 04: static type warning, dynamic type error
}