v8/test/mjsunit/regress/regress-crbug-629435.js

// Copyright 2016 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 bar(v) {
  v.constructor;
}

bar([]);
bar([]);

function foo() {
  var x = -0;
  bar(x + 1);
};
%PrepareFunctionForOptimization(foo);
%OptimizeFunctionOnNextCall(foo);
foo();