// Copyright 2015 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) { Math.round(x); } foo(1); foo(2); %OptimizeFunctionOnNextCall(foo); assertThrows(function() { foo(Symbol()) }, TypeError);