////  boost/assert.hpp - BOOST_ASSERT(expr)////  Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd.////  Permission to copy, use, modify, sell and distribute this software//  is granted provided this copyright notice appears in all copies.//  This software is provided "as is" without express or implied//  warranty, and with no claim as to its suitability for any purpose.////  Note: There are no include guards. This is intentional.////  See http://www.boost.org/libs/utility/assert.html for documentation.//#undef BOOST_ASSERT#if defined(BOOST_DISABLE_ASSERTS)# define BOOST_ASSERT(expr) ((void)0)#elif defined(BOOST_ENABLE_ASSERT_HANDLER)#include <boost/current_function.hpp>namespace boost{void assertion_failed(char const * expr, char const * function, char const * file, long line); // user defined} // namespace boost#define BOOST_ASSERT(expr) ((expr)? ((void)0): ::boost::assertion_failed(#expr, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))#else# include <assert.h># define BOOST_ASSERT(expr) assert(expr)#endif