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/*
* 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)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_msvc_common.hpp
*
* This header contains common tools for MSVC implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
// Define compiler barriers
#if defined(__INTEL_COMPILER)
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER() __memory_barrier()
#elif defined(_MSC_VER) && !defined(_WIN32_WCE)
extern "C" void _ReadWriteBarrier(void);
#pragma intrinsic(_ReadWriteBarrier)
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER() _ReadWriteBarrier()
#endif
#ifndef BOOST_ATOMIC_DETAIL_COMPILER_BARRIER
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER()
#endif
#endif // BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_
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