| // 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. |
| |
| // Regression test for https://github.com/dart-lang/sdk/issues/42413. |
| // Verifies that TFA can infer types in a for-in loop. |
| |
| class B { |
| get x => 0; |
| } |
| |
| class A { |
| var list; |
| A() { |
| list = <B>[B()]; |
| } |
| |
| @pragma('vm:never-inline') |
| void forIn() { |
| for (var e in list) print(e.x); |
| } |
| |
| @pragma('vm:never-inline') |
| void cLoop() { |
| for (var i = 0; i < list.length; i++) { |
| final e = list[i]; |
| print(e.x); |
| } |
| } |
| } |
| |
| void main() { |
| A().forIn(); |
| A().cLoop(); |
| } |