| // Copyright (c) 2011, 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. | |
| import "package:expect/expect.dart"; | |
| class A { | |
| operator -() => this; | |
| toString() => "5"; | |
| abs() => "correct"; | |
| } | |
| // This triggered a bug in Dart2Js: the speculative type optimization assigned | |
| // type "number" to 'a' and then to '-a'. In the bailout version the type for | |
| // 'a' was removed, but the type for '-a' was kept. | |
| foo(a) => -(-a); | |
| main() { | |
| Expect.equals("correct", foo(new A()).abs()); | |
| } |