| /* |
| * Copyright (c) 2011, 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. |
| */ |
| /** |
| * @assertion Unless explicitly stated otherwise, all ordinary rules that apply to methods |
| * apply to abstract methods. |
| * 7.1: It is a static warning if an instance method m1 overrides an instance member m2, |
| * the signature of m2 explicitly specifies a default value for a formal parameter p |
| * and the signature of m1 specifies a different default value for p. |
| * @description Checks that there are no static warnings if an abstract method |
| * overrides another abstract method and overridden method does not |
| * explicitly specify a default value for its optional parameter. |
| * @static-clean |
| * @author msyabro |
| * @reviewer rodionov |
| */ |
| |
| abstract class A { |
| foo([x]); |
| } |
| |
| abstract class C extends A { |
| foo([x = 1]); |
| } |
| |
| main() { |
| } |
