// 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 It is a  static warning if an instance method m1 overrides an
/// instance member m2 and m1 has a greater number of required parameters than 
/// m2.
/// @description Checks that a compile error is produced if m2 has one required
/// parameter and m1 has two required parameters.
/// @author vasya


class A {
  f(var x) { return x; }
}

class C extends A {
  f(var x, var y) { return x + y; }
//^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  new A().f(2);
  new C().f(2, 2);
}
