v8/test/mjsunit/regress-958725.js
Mathias Bynens c6a16c10dd [test] Add %PrepareForOptimization to even more tests
With bytecode flushing and lazy feedback allocation, we need to call
%PrepareForOptimization before we call %OptimizeFunctionOnNextCall,
ideally after declaring the function.

Bug: v8:8801, v8:8394, v8:9183
Change-Id: I3fb257282a30f6526a376a3afdedb44786320d34
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1648255
Commit-Queue: Mathias Bynens <mathias@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62119}
2019-06-12 14:40:14 +00:00

25 lines
581 B
JavaScript

// Copyright 2019 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
function f(v3) {
Symbol[Symbol.replace] = Object;
const v8 = {};
let i = 0;
do {
const v12 = v3[3];
for (let v17 = 0; v17 < 100000; v17++) {
}
const v18 = Object();
function v19(v20, v21, v22) {}
i++;;
} while (i < 1);
const v25 = Object.freeze(v8);
};
%PrepareFunctionForOptimization(f);
f(Object);
%OptimizeFunctionOnNextCall(f);
f(Object);