| // 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. | |
| // dart2jsOptions=--omit-implicit-checks | |
| import 'package:expect/expect.dart'; | |
| class C { | |
| const C(); | |
| } | |
| class A { | |
| var field = const C(); | |
| } | |
| class B { | |
| var field; | |
| } | |
| @pragma('dart2js:noInline') | |
| test(o) => o.field; | |
| main() { | |
| Expect.isNotNull(test(new A())); | |
| Expect.isNull(test(new B())); | |
| } |