| // 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. |
| |
| /// @description Regression test for the issue 33703 (Dart does not throw error |
| /// if class argument parameter extends Null). |
| /// |
| /// Finally, analyzer behavior was updated, so the test checks that class type |
| /// parameter can extend [Null]. |
| /// |
| /// @Issue 33703, 33709 |
| /// @author iarkh@unipro.ru |
| |
| |
| class A1<X extends Null> {} |
| class A2<X extends Never> {} |
| |
| main() {} |
