v8/test/mjsunit/regress/regress-gvn-ftt.js
Mythri A d22884ef02 [cleanup] Add %PrepareFunctionForOptimize in mjsunit tests
Bug: v8:8801, v8:8394, v8:9183
Change-Id: Ie2858af4863511d5f67b662ac6f6f79512f55e7e
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1662307
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@{#62223}
2019-06-17 16:28:50 +00:00

29 lines
519 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 --track-field-types
function A(id) {
this.id = id;
}
var a1 = new A(1);
var a2 = new A(2);
var g;
function f(o, value) {
g = o.o;
o.o = value;
return o.o;
}
var obj = {o: a1};
%PrepareFunctionForOptimization(f);
f(obj, a1);
f(obj, a1);
%OptimizeFunctionOnNextCall(f);
assertEquals(a2.id, f(obj, a2).id);