https://svn.boost.org/trac10/ticket/11284 <p> Some C4242 [level 4] warnings in asio when compiling with VS 2013 x64. </p> <ul><li>boost.library\v1.57.0\include\boost\asio\detail\impl\win_iocp_socket_service_base.ipp(567) : warning C4242: '=' : conversion from 'int' to 'ADDRESS_FAMILY', possible loss of data </li><li>boost.library\v1.57.0\include\boost\asio\impl\serial_port_base.ipp(511) : warning C4242: '=' : conversion from 'const unsigned int' to 'BYTE', possible loss of data </li></ul> en-us /htdocs/site/boost.png https://svn.boost.org/trac10/ticket/11284 Trac 1.4.3