| // 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 b | |
| // BSD-style license that can be found in the LICENSE file. | |
| // Initializing formal. | |
| extension type E07(int this.x) /* Error */ {} | |
| // Super parameter. | |
| extension type E08(int super.x) /* Error */ {} | |
| // Old-style function parameter syntax. | |
| extension type E11(int x()) /* Error */ {} |