// Copyright (c) 2023, 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 {} | |
extension type ET1(int i) {} | |
extension type ET2(A i) {} | |
typedef B = int; | |
mixin M {} |