// Copyright 2017 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. // Flags: --allow-natives-syntax var a = "a".repeat(%StringMaxLength()); (function() { function foo(a) { try { return "longer than ConsString:kMinLength" + a + "0123456789012"; } catch (e) { return e; } } %PrepareFunctionForOptimization(foo); foo("a"); foo("a"); // Optimize with string length protector check. %OptimizeFunctionOnNextCall(foo); foo("a"); assertInstanceof(foo(a), RangeError); // Optimize without string length protector check. %PrepareFunctionForOptimization(foo); %OptimizeFunctionOnNextCall(foo); foo("a"); assertInstanceof(foo(a), RangeError); })();