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09a8440b45
PR-URL: https://github.com/nodejs/node/pull/51362 Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
43 lines
751 B
JavaScript
43 lines
751 B
JavaScript
// Copyright 2023 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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g = function g(expected, found) {
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if (typeof a !== typeof found) return false;
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objectClass
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};
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function f1() {
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return f2.arguments[0];
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}
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function f2() {
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return f1();
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}
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function f3() {
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var v1 = {
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x: 2
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};
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var v2 = f2(v1);
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delete v2["x"];
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try {
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g(2, v1.x);
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} catch (e) {}
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v1.x = 3;
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try {
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v2.x = 42;
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} catch (e) {}
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return v1.x;
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}
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%PrepareFunctionForOptimization(f2);
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%PrepareFunctionForOptimization(f3);
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assertEquals(f3(), 42);
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assertEquals(f3(), 42);
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%OptimizeFunctionOnNextCall(f3);
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assertEquals(f3(), 42);
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