v8/test/mjsunit/compiler/array-findindex.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

20 lines
602 B
JavaScript

// Copyright 2018 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
// Basic loop peeling test case with Array.prototype.findIndex().
(function() {
function foo(a, o) {
return a.findIndex(x => x === o.x);
}
%PrepareFunctionForOptimization(foo);
assertEquals(2, foo([1, 2, 3], {x:3}));
assertEquals(-1, foo([0, 1, 2], {x:3}));
%OptimizeFunctionOnNextCall(foo);
assertEquals(2, foo([1, 2, 3], {x:3}));
assertEquals(-1, foo([0, 1, 2], {x:3}));
})();