| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455 | #ifndef BOOST_SERIALIZATION_FORCE_INCLUDE_HPP#define BOOST_SERIALIZATION_FORCE_INCLUDE_HPP// MS compatible compilers support #pragma once#if defined(_MSC_VER)# pragma once#endif/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8// force_include.hpp:// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .// Use, modification and distribution is subject to 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 for updates, documentation, and revision history.#include <boost/config.hpp>// the following help macro is to guarentee that certain coded// is not removed by over-eager linker optimiser.  In certain cases// we create static objects must be created but are actually never// referenced - creation has a side-effect such as global registration// which is important to us. We make an effort to refer these objects// so that a smart linker won't remove them as being unreferenced.// In microsoft compilers, inlining the code that does the referring// means the code gets lost and the static object is not included// in the library and hence never registered.  This manifests itself// in an ungraceful crash at runtime when (and only when) built in// release mode.#if defined(BOOST_HAS_DECLSPEC) && !defined(__COMO__)#   define BOOST_DLLEXPORT __declspec(dllexport)#elif ! defined(_WIN32) && ! defined(_WIN64)#   if defined(__MWERKS__)#       define BOOST_DLLEXPORT __declspec(dllexport)#   elif defined(__GNUC__) && (__GNUC__ >= 3)#       define BOOST_USED __attribute__ ((__used__))#   elif defined(__IBMCPP__) && (__IBMCPP__ >= 1110)#       define BOOST_USED __attribute__ ((__used__))#   elif defined(__INTEL_COMPILER) && (BOOST_INTEL_CXX_VERSION >= 800)#       define BOOST_USED __attribute__ ((__used__))#   endif#endif#ifndef BOOST_USED#    define BOOST_USED#endif#ifndef BOOST_DLLEXPORT#    define BOOST_DLLEXPORT#endif#endif // BOOST_SERIALIZATION_FORCE_INCLUDE_HPP
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