// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-array.prototype.lastindexof
es5id: 15.4.4.15-5-26
description: >
    Array.prototype.lastIndexOf - side effects produced by step 2 are
    visible when an exception occurs
---*/

        var stepTwoOccurs = false;
        var stepFiveOccurs = false;
        var obj = {};

        Object.defineProperty(obj, "length", {
            get: function () {
                stepTwoOccurs = true;
                if (stepFiveOccurs) {
                    throw new Error("Step 5 occurred out of order");
                }
                return 20;
            },
            configurable: true
        });

        var fromIndex = {
            valueOf: function () {
                stepFiveOccurs = true;
                return 0;
            }
        };

            Array.prototype.lastIndexOf.call(obj, undefined, fromIndex);

assert(stepTwoOccurs, 'stepTwoOccurs !== true');
assert(stepFiveOccurs, 'stepFiveOccurs !== true');

reportCompare(0, 0);
