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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
Object.prototype["10"] = "unreachable";
Object.prototype["7"] = "unreachable";
Object.prototype["-1"] = "unreachable";
Object.prototype["-0"] = "unreachable";
Object.prototype["4294967296"] = "unreachable";
var array = new Int32Array(10);
function check() {
for (var i = 0; i < 4; i++) {
assertEquals(undefined, array["-1"]);
assertEquals(undefined, array["-0"]);
assertEquals(undefined, array["10"]);
assertEquals(undefined, array["4294967296"]);
}
assertEquals("unreachable", array.__proto__["-1"]);
assertEquals("unreachable", array.__proto__["-0"]);
assertEquals("unreachable", array.__proto__["10"]);
assertEquals("unreachable", array.__proto__["4294967296"]);
}
check();
array["-1"] = "unreachable";
array["-0"] = "unreachable";
array["10"] = "unreachable";
array["4294967296"] = "unreachable";
check();
delete array["-0"];
delete array["-1"];
delete array["10"];
delete array["4294967296"];
assertEquals(undefined, Object.getOwnPropertyDescriptor(array, "-1"));
assertEquals(undefined, Object.getOwnPropertyDescriptor(array, "-0"));
assertEquals(undefined, Object.getOwnPropertyDescriptor(array, "10"));
assertEquals(undefined, Object.getOwnPropertyDescriptor(array, "4294967296"));
assertEquals(10, Object.keys(array).length);
check();
function f() { return array["-1"]; }
for (var i = 0; i < 3; i++) {
assertEquals(undefined, f());
}
%OptimizeFunctionOnNextCall(f);
assertEquals(undefined, f());
Object.defineProperty(new Int32Array(), "-1", {'value': 1});
Object.defineProperty(new Int32Array(), "-0", {'value': 1});
Object.defineProperty(new Int32Array(), "-10", {'value': 1});
Object.defineProperty(new Int32Array(), "4294967296", {'value': 1});
check();
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