v8/test/mjsunit/regress/regress-351624.js

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// 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 big = 1e10;
var backup = new Float64Array(1);
function mult0(val){
var prod = val * big;
backup[0] = prod;
var rounded = Math.round(prod);
assertEquals(prod, backup[0]);
return rounded;
}
var count = 5;
for (var i = 0; i < count; i++) {
if (i == count - 1) %OptimizeFunctionOnNextCall(mult0);
var result = mult0(-1);
assertEquals(result, -big);
}