v8/test/mjsunit/es6/regress/regress-5598.js
Mythri A 41ef63df21 [Test] Add %PrepareForOptimization in tests
With bytecode flushing and lazy feedback allocation, we need to call
%PrepareForOptimization before we call %OptimizeFunctionOnNextCall

Bug: v8:8801, v8:8394
Change-Id: I81918f174b2f97cbaa8b8ef2e459080c2581f535
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1588415
Commit-Queue: Mythri Alle <mythria@chromium.org>
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#61122}
2019-04-30 14:18:22 +00:00

18 lines
362 B
JavaScript

// Copyright 2016 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: --turbo-escape --allow-natives-syntax
function fn(a) {
var [b] = a;
return b;
}
%PrepareFunctionForOptimization(fn);
fn('a');
fn('a');
%OptimizeFunctionOnNextCall(fn);
fn('a');