boost/multi_index/detail/adl_swap.hpp

/* Copyright 2003-2013 Joaquin M Lopez Munoz.
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE_1_0.txt or copy at
 * http://www.boost.org/LICENSE_1_0.txt)
 *
 * See http://www.boost.org/libs/multi_index for library home page.
 */
#ifndef BOOST_MULTI_INDEX_DETAIL_ADL_SWAP_HPP
#define BOOST_MULTI_INDEX_DETAIL_ADL_SWAP_HPP
#if defined(_MSC_VER)
#pragma once
#endif
#include <boost/config.hpp> /* keep it first to prevent nasty warns in MSVC */
#include <algorithm>
namespace boost{
namespace multi_index{
namespace detail{
template<typename T>
void adl_swap(T& x,T& y)
{
#if !defined(BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL)
  using std::swap;
  swap(x,y);
#else
  std::swap(x,y);
#endif
}
} /* namespace multi_index::detail */
} /* namespace multi_index */
} /* namespace boost */
#endif