v8/test/mjsunit/array-push3.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 array = [];
function push(array, value) {
array.push(value);
}
push(array, 0);
push(array, 1);
push(array, 2);
%OptimizeFunctionOnNextCall(push);
push(array, 3);
var v = 0;
Object.defineProperty(Array.prototype, "4", {
get: function() { return 100; },
set: function(value) { v = value; }
});
push(array, 4);
assertEquals(5, array.length);
assertEquals(100, array[4]);
assertEquals(4, v);