// 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 Optional parameters may be specified and provided with default
 * values.
 * defaultFormalParameter:
 *   normalFormalParameter ('=' expression)?
 * ;
 * defaultNamedParameter:
 *   normalFormalParameter (':' expression)?
 * ;
 * @description Checks that reassigning a final optional parameter inside the
 * function produces a compile error
 * @compile-error
 * @author iefremov
 */

foo([final p = 1]) {
  p = 1;
}

main() {
  foo();
}