// 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 A variable declaration statement declares a new local variable.
///   localVariableDeclaration:
///     initializedVariableDeclaration ’;’
///   ;.
/// @description Checks that a variable is introduced into the scope after a
/// variable declaration statement is evaluated, and the name of this variable
/// cannot be used in its initialization.
/// @author iefremov


main() {
  var x;
  var f = () { x = f; };
//                 ^
// [analyzer] unspecified
// [cfe] unspecified
}
