7c8564f982
Previously ShouldHaveBeenSerialized() would return false for kPossiblyBackgroundSerializedHeapObject objects which prevented checks for whether the correct serialization had been done before accessing Map::prototype() for these ObjectRefs. BUG=chromium:1168435,v8:7790,v8:9684 Change-Id: I31b4cf7c7ce67ba1c46aea1451172b279d215508 Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2640479 Auto-Submit: Ross McIlroy <rmcilroy@chromium.org> Commit-Queue: Nico Hartmann <nicohartmann@chromium.org> Reviewed-by: Nico Hartmann <nicohartmann@chromium.org> Cr-Commit-Position: refs/heads/master@{#72215}
23 lines
477 B
JavaScript
23 lines
477 B
JavaScript
// Copyright 2021 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: --allow-natives-syntax --concurrent-inlining
|
|
|
|
function bar() {
|
|
arr = new Array(4);
|
|
iter = arr[Symbol.iterator];
|
|
return iter;
|
|
}
|
|
|
|
function foo(a) {
|
|
iter = bar();
|
|
return iter.isPrototypeOf(iter);
|
|
}
|
|
|
|
%PrepareFunctionForOptimization(foo);
|
|
foo();
|
|
foo();
|
|
%OptimizeFunctionOnNextCall(foo);
|
|
foo();
|