v8/test/mjsunit/compiler/regress-crbug-1247763.js
Georg Neis db9c2e058b [compiler] Add some regression tests
Bug: chromium:1228407, chromium:1234764, chromium:1234770, chromium:1247763
Change-Id: I1e8ffaa04eeda22b71ece2f59038e5c92861fde0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3172751
Commit-Queue: Georg Neis <neis@chromium.org>
Commit-Queue: Maya Lekova <mslekova@chromium.org>
Auto-Submit: Georg Neis <neis@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Cr-Commit-Position: refs/heads/main@{#76955}
2021-09-21 09:17:38 +00:00

31 lines
731 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
class C extends Array {};
%NeverOptimizeFunction(C);
for (let i = 0; i < 3; i++) {
function store_global() { global = new C(); };
store_global();
%PrepareFunctionForOptimization(store_global);
store_global();
%OptimizeFunctionOnNextCall(store_global);
store_global();
new C(42);
function load_global() { global.p1 = {}; global.p2 = {}; }
if (i) {
load_global();
%PrepareFunctionForOptimization(load_global);
load_global();
%OptimizeFunctionOnNextCall(load_global);
load_global();
}
}