| // Copyright (c) 2020, 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 |
| |
| typedef F<T> = T Function(T, T); |
| |
| test1() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(S a, S b) => a; |
| } |
| |
| test2() { |
| F<int> d = (int a, int b) => a; |
| var f = <S>(S a, S b) => a; |
| d = f; |
| } |
| |
| test3a() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(a, S b) => a; |
| } |
| |
| test3b() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(a, S b) => b; |
| } |
| |
| test4() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(a, b) => a; |
| } |
| |
| test5() { |
| F<int> d = (int a, int b) => a; |
| d = (a, b, c) => a; |
| } |
| |
| test6() { |
| F<int> d = (int a, int b) => a; |
| d = (a) => a; |
| } |
| |
| test7() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(a, b, c) => a; |
| } |
| |
| test8() { |
| F<int> d = (int a, int b) => a; |
| d = <S>(a) => a; |
| } |
| |
| main() {} |