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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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 // Regression test for dart2js that used to duplicate some `Object` | 5 // Regression test for dart2js that used to duplicate some `Object` |
6 // methods to handle `noSuchMethod`. | 6 // methods to handle `noSuchMethod`. |
7 | 7 |
8 import "package:expect/expect.dart"; | 8 import "package:expect/expect.dart"; |
9 import "compiler_annotations.dart"; | 9 import "compiler_annotations.dart"; |
10 | 10 |
11 abstract /// 01: static type warning | 11 abstract class Foo { |
12 class Foo { | |
13 noSuchMethod(im) => 42; | 12 noSuchMethod(im) => 42; |
14 } | 13 } |
15 | 14 |
16 @DontInline() | 15 @DontInline() |
17 returnFoo() { | 16 returnFoo() { |
18 (() => 42)(); | 17 (() => 42)(); |
19 return new Foo(); | 18 return new Foo(); |
20 } | 19 } |
21 | 20 |
22 class Bar { | 21 class Bar { |
23 operator==(other) => false; | 22 operator==(other) => false; |
24 } | 23 } |
25 | 24 |
26 var a = [false, true, new Object(), new Bar()]; | 25 var a = [false, true, new Object(), new Bar()]; |
27 | 26 |
28 main() { | 27 main() { |
29 if (a[0]) { | 28 if (a[0]) { |
30 // This `==` call will make the compiler create a selector with an | 29 // This `==` call will make the compiler create a selector with an |
31 // exact `TypeMask` of `Foo`. Since `Foo` is abstract, such a call | 30 // exact `TypeMask` of `Foo`. Since `Foo` is abstract, such a call |
32 // cannot happen, but we still used to generate a `==` method on | 31 // cannot happen, but we still used to generate a `==` method on |
33 // the `Object` class to handle `noSuchMethod`. | 32 // the `Object` class to handle `noSuchMethod`. |
34 print(returnFoo() == 42); | 33 print(returnFoo() == 42); |
35 } else { | 34 } else { |
36 Expect.isFalse(a[2] == 42); | 35 Expect.isFalse(a[2] == 42); |
37 } | 36 } |
38 } | 37 } |
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