| // Copyright (c) 2012, 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 |
| |
| import "package:expect/expect.dart"; |
| |
| // Dart test program to test type-based optimization on fields. |
| |
| class A { |
| dynamic a = 0; |
| var b = 0; |
| foo() { |
| var c = b + 27; |
| for (var i = 0; i < 1; i++) { |
| for (var j = 0; j < 1; j++) { |
| Expect.equals(50, c + 23); |
| } |
| } |
| return a > 0.2; |
| } |
| |
| setA(value) { |
| a = value; |
| } |
| |
| setB(value) { |
| b = value; |
| } |
| |
| operator >(other) => other == 0.2; |
| } |
| |
| main() { |
| var a = new A(); |
| Expect.isFalse(a.foo()); |
| a.setA(new A()); |
| a.setB(0); |
| Expect.isTrue(a.foo()); |
| } |