| // Copyright (c) 2019, 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. |
| |
| // @dart = 2.9 |
| |
| /// @assertion Any use of a type [T] which is not well-bounded is a |
| /// compile-time error. |
| /// @description Checks that compile error is thrown when class with super |
| /// bounded type parameter is declared |
| /// @Issue 37028, 37050 |
| /// @author iarkh@unipro.ru |
| |
| |
| class A<T extends A<T>> {} |
| |
| class B1<X extends A<X>> {} |
| class B5<X extends A<A<Object>>> {} |
| class B6<X extends A<A<dynamic>>> {} |
| class B7<X extends A<A<void>>> {} |
| class B8<X extends A<A<Null>>> {} |
| |
| main() {} |
