| /* |
| * 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 Dart supports two levels of privacy: public and private. |
| * A declaration is private iff its name begins with an underscore (the _ character) |
| * otherwise it is public. |
| * A declaration m is accessible to library L if m is declared in L or if m is public. |
| * @description Checks that label names can begin with an underscore and are still usable. |
| * @author iefremov |
| * @reviewer rodionov |
| */ |
| |
| |
| main() { |
| _: { |
| break _; |
| throw 1; |
| } |
| } |
