| // 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 A type parameter cannot be used as a superclass or superinterface | |
| * @description Checks that class type parameter cannot be used as a superclass | |
| * @compile-error | |
| * @author iarkh@unipro.ru | |
| */ | |
| class A<T> extends T {} | |
| main() { | |
| } |