| /* |
| * Copyright (c) 2019, 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 class C is a superclass of itself. |
| * @description Checks that it is a compile-time error if a class references |
| * itself in its extends clause. Test type aliases |
| * @compile-error |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| |
| class A extends AAlias {} |
| |
| typedef AAlias = A; |
| |
| main() { |
| new A(); |
| } |