61 lines
1.5 KiB
JavaScript
61 lines
1.5 KiB
JavaScript
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// Copyright 2019 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax
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// crbug.com/1026974
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(function() {
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function store(obj, key) {
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obj[key] = 10;
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}
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%PrepareFunctionForOptimization(store);
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for (let i = 0; i < 3; i++) {
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let obj = {}
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store(obj, 1152921506754330624);
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assertEquals(["1152921506754330600"], Object.keys(obj));
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}
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})();
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(function() {
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function store(obj, key) {
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obj[key] = 10;
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}
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%PrepareFunctionForOptimization(store);
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for (let i = 0; i < 3; i++) {
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let obj2 = new Int32Array(0);
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store(obj2, 1152921506754330624);
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assertEquals([], Object.keys(obj2));
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store(obj2, "1152921506754330624");
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assertEquals(["1152921506754330624"], Object.keys(obj2));
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}
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})();
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// crbug.com/1026729
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(function() {
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let key = 0xFFFFFFFF;
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let object = {};
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assertFalse(object.hasOwnProperty(key));
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let proxy = new Proxy({}, {});
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assertFalse(proxy.hasOwnProperty(key));
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})();
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// crbug.com/1026909
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(function() {
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function load(obj, key) {
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return obj[key];
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}
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%PrepareFunctionForOptimization(load);
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const array = new Float64Array();
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assertEquals(undefined, load(array, 'monomorphic'));
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assertEquals(undefined, load(array, '4294967296'));
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})();
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// crbug.com/1026856
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(function() {
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let key = 0xFFFFFFFF;
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let receiver = new Int32Array();
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var value = {};
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var target = {};
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Reflect.set(target, key, value, receiver);
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})();
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