Leaf Petersen
b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
23 lines
637 B
Dart
23 lines
637 B
Dart
// 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.
|
|
|
|
// @dart = 2.9
|
|
|
|
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());
|
|
}
|