//===----------------------------------------------------------------------===//
//
//                     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.
//
//===----------------------------------------------------------------------===//

// UNSUPPORTED: c++98, c++03, c++11

// <propagate_const>

// template <class U> propagate_const(U&&);

#include <experimental/propagate_const>
#include "propagate_const_helpers.h"
#include <cassert>

using std::experimental::propagate_const;

typedef propagate_const<X> P;

void f(const P&)
{
}

int main() { f(2); }