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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 import "package:expect/expect.dart"; | |
| 6 | |
| 7 // Dart test program to test type-based optimization on fields. | 5 // Dart test program to test type-based optimization on fields. |
| 8 | 6 |
| 9 | 7 |
| 10 class A { | 8 class A { |
| 11 var x; | 9 var x; |
| 12 A() : x = new B(); | 10 A() : x = new B(); |
| 13 foo() { | 11 foo() { |
| 14 x++; | 12 x++; |
| 15 } | 13 } |
| 16 } | 14 } |
| 17 | 15 |
| 18 class B { | 16 class B { |
| 19 operator +(other) => 498; | 17 operator +(other) => 498; |
| 20 } | 18 } |
| 21 main() { | 19 main() { |
| 22 var a = new A(); | 20 var a = new A(); |
| 23 a.foo(); | 21 a.foo(); |
| 24 a.foo(); | 22 a.foo(); |
| 25 Expect.equals(499, a.x); | 23 Expect.equals(499, a.x); |
| 26 } | 24 } |
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