//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <iostream>
// istream clog;
#include <iostream>
int main()
{
#if 0
std::clog << "Hello World!\n";
#else
(void)std::clog;
#endif
}