// 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
/// getterSignature:
///   returnType? get identifier
/// ;
/// @description Checks that a compile-time error is produced if an arbitrary 
/// static getter specifies
/// a single formal parameter.
/// @author vasya

class C {
  static get getter(var value) {throw new C();}
//                 ^
// [analyzer] unspecified
// [cfe] unspecified
}

main() {
  C.getter;
}
