// 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.

// @dart = 2.9

/// @assertion It is a compile-time error if a formal parameter is declared as
/// a constant variable.
/// @description Checks that it is a compile-time error if an optional named
/// parameter is declared as a constant variable.
/// @author msyabro
/// @reviewer iefremov
/// @reviewer rodionov


void f({const x}) {}
//      ^
// [analyzer] unspecified
// [cfe] unspecified

main () {
  try {
    f(1);
//    ^
// [analyzer] unspecified
// [cfe] unspecified
  } catch (x) {}
}