mirror of
https://github.com/dart-lang/sdk
synced 2024-11-05 18:22:09 +00:00
05ca544f15
Change-Id: Iaa0ca2b4f2d1b15f79ddca37834d3ed2497bc068 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/149242 Commit-Queue: Joshua Litt <joshualitt@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
17 lines
476 B
Dart
17 lines
476 B
Dart
// Copyright (c) 2015, 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 = 2.7
|
|
|
|
/// Regression for #24134: inference was not tracking ??= correctly.
|
|
library dart2js_2.if_null2_test;
|
|
|
|
import "package:expect/expect.dart";
|
|
|
|
main() {
|
|
var map;
|
|
map ??= {};
|
|
Expect.equals(0, map.length);
|
|
Expect.isTrue(map.length == 0);
|
|
}
|