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>
23 lines
657 B
JavaScript
23 lines
657 B
JavaScript
// Copyright 2024 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 --turboshaft-string-concat-escape-analysis
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function foo(s1, s2, c) {
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let str1 = s1 + s2;
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let o = { x : str1, y : 42 };
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if (c) {
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return o.x;
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}
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return o.y;
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}
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%PrepareFunctionForOptimization(foo);
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assertEquals(42, foo("hello", " world!", false));
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assertEquals(42, foo("hello", " world!", false));
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%OptimizeFunctionOnNextCall(foo);
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assertEquals(42, foo("hello", " world!", false));
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assertEquals("hello world!", foo("hello", " world!", true));
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