| /* |
| * 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. |
| */ |
| /** |
| * @assertion Any use of a type [T] which is not well-bounded is a |
| * compile-time error. |
| * @description Checks that compile error is not thrown when class with type |
| * parameter which extends super bounded type is declared |
| * @Issue 37028 |
| * @author iarkh@unipro.ru |
| */ |
| |
| class A<T extends A<T>> {} |
| |
| class B1<X extends A<Object>> {} |
| class B2<X extends A<dynamic>> {} |
| class B3<X extends A<void>> {} |
| class B4<X extends A<Null>> {} |
| |
| main() { |
| } |
