| // Copyright (c) 2021, 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. | |
| class A<X> {} | |
| mixin M {} | |
| class C<X> = A<X> with M; | |
| main() { | |
| C.new; | |
| } |