// 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 case clause introduces a new scope, nested in the lexically
/// surrounding scope. The scope of a case clause ends immediately after the case
/// clause’s statement list.
/// @description Checks that the scope of a case clause ends immediately after
/// the case clause’s statement list.
/// @author msyabro


main() {
  switch (2) {
    case 1: var x = 2;
            break;
    case 2: x++; /// x isn't declared in this scope
//          ^
// [analyzer] unspecified
// [cfe] unspecified
  }
}
