| // 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. | |
| // @dart = 2.9 | |
| library lib2; | |
| class _S {} | |
| class _M {} | |
| class _M2 {} | |
| class MA extends _S with _M {} | |
| class MA2 extends _S with _M, _M2 {} |