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a7cbf19a82
PR-URL: https://github.com/nodejs/node/pull/38273 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Michael Dawson <midawson@redhat.com> Reviewed-By: Mary Marchini <oss@mmarchini.me>
81 lines
2.4 KiB
JavaScript
81 lines
2.4 KiB
JavaScript
// Copyright 2018 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 --opt --no-lazy-feedback-allocation
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function TestSetPrototypeModified(ctor) {
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const originalPrototypeAdd = ctor.prototype.add;
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const k1 = {};
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const k2 = {};
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const entries = [k1, k2];
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let addCount = 0;
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ctor.prototype.add = function(value) {
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addCount++;
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originalPrototypeAdd.call(this, value);
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entries.length = 1;
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};
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const set = new ctor(entries);
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assertEquals(1, addCount);
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assertTrue(set.has(k1));
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assertFalse(set.has(k2));
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ctor.prototype.add = originalPrototypeAdd;
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}
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%PrepareFunctionForOptimization(TestSetPrototypeModified);
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TestSetPrototypeModified(Set);
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TestSetPrototypeModified(Set);
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TestSetPrototypeModified(Set);
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%OptimizeFunctionOnNextCall(TestSetPrototypeModified);
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TestSetPrototypeModified(Set);
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assertOptimized(TestSetPrototypeModified);
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%DeoptimizeFunction(TestSetPrototypeModified);
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%PrepareFunctionForOptimization(TestSetPrototypeModified);
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TestSetPrototypeModified(WeakSet);
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TestSetPrototypeModified(WeakSet);
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TestSetPrototypeModified(WeakSet);
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%OptimizeFunctionOnNextCall(TestSetPrototypeModified);
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TestSetPrototypeModified(WeakSet);
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assertOptimized(TestSetPrototypeModified);
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%DeoptimizeFunction(TestSetPrototypeModified);
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function TestMapPrototypeModified(ctor) {
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const originalPrototypeSet = ctor.prototype.set;
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const k1 = {};
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const k2 = {};
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const entries = [[k1, 1], [k2, 2]];
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let setCount = 0;
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ctor.prototype.set = function(key, value) {
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setCount++;
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originalPrototypeSet.call(this, key, value);
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entries.length = 1;
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};
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const map = new ctor(entries);
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assertEquals(1, setCount);
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assertTrue(map.has(k1));
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assertFalse(map.has(k2));
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ctor.prototype.set = originalPrototypeSet;
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}
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%PrepareFunctionForOptimization(TestMapPrototypeModified);
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TestMapPrototypeModified(Map);
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TestMapPrototypeModified(Map);
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TestMapPrototypeModified(Map);
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%OptimizeFunctionOnNextCall(TestMapPrototypeModified);
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TestMapPrototypeModified(Map);
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assertOptimized(TestMapPrototypeModified);
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%DeoptimizeFunction(TestMapPrototypeModified);
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%PrepareFunctionForOptimization(TestMapPrototypeModified);
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TestMapPrototypeModified(WeakMap);
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TestMapPrototypeModified(WeakMap);
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TestMapPrototypeModified(WeakMap);
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%OptimizeFunctionOnNextCall(TestMapPrototypeModified);
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TestMapPrototypeModified(WeakMap);
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assertOptimized(TestMapPrototypeModified);
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