918fe04351
PR-URL: https://github.com/nodejs/node/pull/58070 Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com> Reviewed-By: Darshan Sen <raisinten@gmail.com> Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
33 lines
771 B
JavaScript
33 lines
771 B
JavaScript
// Copyright 2025 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 --additive-safe-int-feedback
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function hashCode(str) {
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let hash = 0;
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for (let i = 0; i < str.length; i++) {
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const char = String.prototype.charCodeAt.call(str, i);
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hash = (hash << 5) - hash + char;
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hash = hash & hash;
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}
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return hash;
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}
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function pr(value) {
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const hash = hashCode(value);
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hashCode(hash + "meh");
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return hash;
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};
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%PrepareFunctionForOptimization(hashCode);
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pr(function (p) {});
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%OptimizeMaglevOnNextCall(hashCode);
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pr(function (p) {});
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Object.prototype.length = 2;
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%OptimizeFunctionOnNextCall(hashCode);
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assertEquals(0, pr(0));
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