| /* |
| * 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 (7.9.1) an |
| * instance member m2 and m1 has a greater number of required parameters than m2. |
| * @description Checks that a static warning is produced when an abstract method overrides |
| * a non-abstract instance method with the same name and a greater number of required parameters. |
| * @static-warning |
| * @author rodionov |
| * @reviewer kaigorodov |
| */ |
| |
| class A { |
| f(var x) {} |
| } |
| |
| abstract class C extends A { |
| f(var x, var y); /// static warning |
| } |
| |
| class D extends C { |
| f(var x, var y){} |
| } |
| |
| main() { |
| new A().f(2); |
| new D().f(2, 2); |
| } |
| |