v8/test/mjsunit/regress/regress-crbug-725537.js
Igor Sheludko 397afc6960 [runtime] Set proper initial map for AsyncFunction constructor.
... to make AsyncFunction subclassing work.

Bug: chromium:725537
Change-Id: I7edf4891e14e01567046e7536b3aa93877111448
Reviewed-on: https://chromium-review.googlesource.com/517087
Commit-Queue: Adam Klein <adamk@chromium.org>
Reviewed-by: Adam Klein <adamk@chromium.org>
Cr-Commit-Position: refs/heads/master@{#45544}
2017-05-26 21:06:48 +00:00

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328 B
JavaScript

// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --expose-gc --verify-heap
const AsyncFunction = async function(){}.constructor;
class MyAsync extends AsyncFunction {}
var af = new MyAsync();
gc();