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f579e11940
PR-URL: https://github.com/nodejs/node/pull/26685 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Refael Ackermann <refack@gmail.com>
31 lines
793 B
JavaScript
31 lines
793 B
JavaScript
// Copyright 2017 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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var a = "a".repeat(%StringMaxLength());
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(function() {
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function foo(a) {
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try {
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return "longer than ConsString:kMinLength" + a + "0123456789012";
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} catch (e) {
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return e;
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}
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}
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%PrepareFunctionForOptimization(foo);
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foo("a");
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foo("a");
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// Optimize with string length protector check.
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%OptimizeFunctionOnNextCall(foo);
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foo("a");
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assertInstanceof(foo(a), RangeError);
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// Optimize without string length protector check.
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%PrepareFunctionForOptimization(foo);
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%OptimizeFunctionOnNextCall(foo);
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foo("a");
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assertInstanceof(foo(a), RangeError);
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})();
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