| // 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. |
| |
| // @dart = 2.9 |
| |
| // There was a bug in the Kernel mixin transformation: it copied factory |
| // constructors from the mixin into the mixin application class. This could be |
| // observed as an unbound type parameter which led to a crash. |
| |
| class State<T> {} |
| |
| class A {} |
| |
| abstract class Mixin<T> { |
| factory Mixin._() => null; |
| } |
| |
| class AState extends State<A> {} |
| |
| class AStateImpl extends AState with Mixin {} |
| |
| void main() { |
| new AStateImpl(); |
| } |
