// Copyright 2023 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 function foo(x) { const unused = -x; } %PrepareFunctionForOptimization(foo); foo(2316465375n); %OptimizeFunctionOnNextCall(foo); assertThrows(() => foo({__proto__: Object(Symbol)}), TypeError);