| // Copyright (c) 2025, 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. | |
| // `late` and `external` must be initialized in the body. | |
| // SharedOptions=--enable-experiment=declaring-constructors | |
| class C2(this.x) { | |
| late int x; | |
| external double d; | |
| } | |
| class C2 { | |
| late int x; | |
| external double d; | |
| this(this.x); | |
| } |