v8/test/mjsunit/regress/regress-load-field-by-index.js
Mythri A ae1af6a568 [cleanup] Add %PrepareFunctionForOptimize for tests that use %OptimizeOsr
Bug: v8:8394, v8:8801, v8:9183
Change-Id: I29ff1a6dda97e89335b30fcc8c380bcb4055e1fb
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1664690
Reviewed-by: Ross McIlroy <rmcilroy@chromium.org>
Commit-Queue: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62254}
2019-06-18 16:47:29 +00:00

24 lines
478 B
JavaScript

// Copyright 2014 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
var o = {a:1.5, b:{}};
function f(o) {
var result = [];
for (var k in o) {
result[result.length] = o[k];
}
return result;
}
%PrepareFunctionForOptimization(f);
f(o);
f(o);
%OptimizeFunctionOnNextCall(f);
var array = f(o);
o.a = 1.7;
assertEquals(1.5, array[0]);