| /* |
| * 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 AIt is a compile-time error if a parameterized type [T] is |
| * super-bounded when it is used in any of the following ways: |
| * ... |
| * [T] is an immediate subterm of a redirecting factory constructor signature |
| * @description Checks that compile error is not thrown when non-super-bounded |
| * type [T] is used in the redirecting factory constructor signature |
| * @Issue 37048 |
| * @author iarkh@unipro.ru |
| */ |
| |
| class A<X extends A<X>> { |
| A() {} |
| factory A.foo1() = C<Null>; |
| factory A.foo2() = C<A<Null>>; |
| factory A.foo3() = C<A<A<Null>>>; |
| factory A.foo4() = C<A<A<A<Null>>>>; |
| |
| } |
| |
| class C<X extends A<X>> extends A<X> { |
| C() {} |
| } |
| |
| main() {} |
