| // 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 { |
| var x; |
| A() : x = 0; |
| foo() { |
| x++; |
| } |
| |
| toto() { |
| x = 99; |
| } |
| |
| bar(y) { |
| x = y; |
| } |
| } |
| |
| class B { |
| operator +(other) => "ok"; |
| } |
| |
| main() { |
| var a = new A(); |
| a.foo(); |
| a.toto(); |
| a.bar("str"); |
| a.bar(new B()); |
| a.foo(); |
| Expect.equals("ok", a.x); |
| } |