// Copyright 2016 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-syntaxfunctionh(y){returny.u;}functiong(){returnh.apply(0,arguments);}functionf(x){varo={u:x};returng(o);}f(42);f(0.1);%OptimizeFunctionOnNextCall(f);assertEquals(undefined,f(undefined));