| // Copyright (c) 2022, 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. | |
| foo<T, S>(bool b, T t, S s) { | |
| if (t is Object) { | |
| return b ? t : s; // The upper bound is supposed to be nullable. | |
| } else { | |
| return null; | |
| } | |
| } | |
| main() {} |