| /* | |
| * Copyright (c) 2016, 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 It is a compile-time error if a built-in identifier is used as | |
| * the declared name of a prefix, class, type parameter or type alias. | |
| * @description Checks that it is a compile-time error if a built-in identifier | |
| * "library" is used as the declared name of a class. | |
| * @compile-error | |
| * @author ngl@unipro.ru | |
| */ | |
| class library {} | |
| main() { | |
| null is library; | |
| } |