| // 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. | |
| void eqNull(int? x) { | |
| while (x == null) { | |
| x; | |
| } | |
| /*nonNullable*/ x; | |
| } | |
| void notEqNull(int? x) { | |
| while (x != null) { | |
| /*nonNullable*/ x; | |
| } | |
| x; | |
| } |