| /* |
| * 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 If an unmigrated library re-exports a migrated library, the |
| * re-exported symbols retain their migrated status (that is, downstream |
| * migrated libraries will see their migrated types). |
| * @description Check that opted-in library exported to legacy and then back to |
| * opted in is still opted-in library. |
| * @author iarkh@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=non-nullable |
| // Requirements=nnbd-strong |
| |
| import "exports_legacy_A01_lib.dart"; |
| |
| main() { |
| A? a1 = new A(); |
| A? a2 = null; |
| |
| A a3 = new A(); |
| A a4 = null; |
| // ^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |