| // Copyright (c) 2017, 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. |
| // @dart=2.9 |
| /*@testedFeatures=inference*/ |
| library test; |
| |
| import 'dart:async'; |
| |
| T f<T>() => null; |
| |
| class B<T> { |
| void operator []=(Map<int, T> x, List<T> y) {} |
| } |
| |
| class C<U> extends B<Future<U>> { |
| void operator []=(Object x, Object y) {} |
| void h() { |
| super /*@target=B.[]=*/ [ |
| /*@ typeArgs=Map<int*, Future<C::U*>*>* */ f()] = |
| /*@ typeArgs=List<Future<C::U*>*>* */ f(); |
| } |
| } |
| |
| main() {} |