| // Copyright (c) 2020, 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 | |
| import 'main_lib.dart'; | |
| class E1 with A, D {} | |
| class E2 = Object with A, D; | |
| class E3 = Object with A, F; | |
| abstract class C6 extends C3 implements C4 {} | |
| abstract class C8 extends C5 implements C7 {} | |
| main() {} |