// 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 Furthermore, each qi, 1 <= i <= l, must be a member of the set
/// {pn+1, ..., pn+k} or a static warning occurs.
/// @description Checks that it is a compile error if names of an argument does
/// not match with any name of optional named parameters of a top-level function.
/// @author msyabro


func({p1, p2, p3}) {}

main() {
  func(1, 2, p: 3);
//           ^
// [analyzer] unspecified
// [cfe] unspecified
}
