id,summary,reporter,owner,description,type,status,milestone,component,version,severity,resolution,keywords,cc
1703,[asio] Compiler warnings on VC8/9 + warning level 4,Richard Webb <richard.webb@…>,chris_kohlhoff,"Running the ASIO regression tests on vc8/9 with warning level 4 produces a large number of 4512 (assignment operator could not be generated) warnings:

{{{
boost/asio/detail/task_io_service.hpp(344) : warning C4512: 'boost::asio::detail::task_io_service<Task>::task_cleanup' : assignment operator could not be generated
boost/asio/detail/task_io_service.hpp(369) : warning C4512: 'boost::asio::detail::task_io_service<Task>::handler_cleanup' : assignment operator could not be generated
boost/asio/buffered_read_stream.hpp(206) : warning C4512: 'boost::asio::buffered_read_stream<Stream>::fill_handler<ReadHandler>' : assignment operator could not be generated
boost/asio/buffered_read_stream.hpp(295) : warning C4512: 'boost::asio::buffered_read_stream<Stream>::read_some_handler<MutableBufferSequence,ReadHandler>' : assignment operator could not be generated
boost/asio/detail/buffer_resize_guard.hpp(64) : warning C4512: 'boost::asio::detail::buffer_resize_guard<Buffer>' : assignment operator could not be generated
boost/asio/buffered_write_stream.hpp(169) : warning C4512: 'boost::asio::buffered_write_stream<Stream>::flush_handler<WriteHandler>' : assignment operator could not be generated
boost/asio/buffered_write_stream.hpp(253) : warning C4512: 'boost::asio::buffered_write_stream<Stream>::write_some_handler<ConstBufferSequence,WriteHandler>' : assignment operator could not be generated
boost/asio/impl/write.ipp(146) : warning C4512: 'boost::asio::detail::write_handler<AsyncWriteStream,ConstBufferSequence,CompletionCondition,WriteHandler>' : assignment operator could not be generate
boost/asio/impl/read.ipp(160) : warning C4512: 'boost::asio::detail::read_handler<AsyncReadStream,MutableBufferSequence,CompletionCondition,ReadHandler>' : assignment operator could not be generated
boost/asio/impl/read_until.ipp(335) : warning C4512: 'boost::asio::detail::read_until_delim_handler<AsyncReadStream,Allocator,ReadHandler>' : assignment operator could not be generated
boost/asio/impl/read_until.ipp(492) : warning C4512: 'boost::asio::detail::read_until_delim_string_handler<AsyncReadStream,Allocator,ReadHandler>' : assignment operator could not be generated

boost/asio/detail/win_iocp_io_service.hpp(588) : warning C4512: 'boost::asio::detail::win_iocp_io_service::auto_work' : assignment operator could not be generated
boost/asio/detail/strand_service.hpp(254) : warning C4512: 'boost::asio::detail::strand_service::invoke_current_handler' : assignment operator could not be generated
boost/asio/detail/strand_service.hpp(295) : warning C4512: 'boost::asio::detail::strand_service::post_next_waiter_on_exit' : assignment operator could not be generated

boost/asio/strand.hpp(178) : warning C4512: 'boost::asio::io_service::strand' : assignment operator could not be generated

boost/asio/detail/wrapped_handler.hpp(170) : warning C4512: 'boost::asio::detail::rewrapped_handler<Handler,Context>' : assignment operator could not be generated
boost/asio/detail/wrapped_handler.hpp(129) : warning C4512: 'boost::asio::detail::wrapped_handler<Dispatcher,Handler>' : assignment operator could not be generated
boost/asio/detail/bind_handler.hpp(108) : warning C4512: 'boost::asio::detail::binder2<Handler,Arg1,Arg2>' : assignment operator could not be generated

}}}

plus a couple of other types:

{{{
boost/asio/detail/select_reactor.hpp(110) : warning C4100: 'descriptor' : unreferenced formal parameter
boost/asio/detail/win_iocp_socket_service.hpp(1575) : warning C4100: 'bytes_transferred' : unreferenced formal parameter

boost/asio/detail/select_reactor.hpp(69) : warning C4127: conditional expression is constant
}}}

plus a couple from the tests themselves:

{{{
ip\tcp.cpp(194) : warning C4996: 'boost::asio::basic_socket<Protocol,SocketService>::cancel': By default, this function always fails with operation_not_supported when used on Windows XP, Windows Server 2003, or earlier. Consult documentation for details.
ip\udp.cpp(99) : warning C4996: 'boost::asio::basic_socket<Protocol,SocketService>::cancel': By default, this function always fails with operation_not_supported when used on Windows XP, Windows Server 2003, or earlier. Consult documentation for details.
}}}

Attached is a patch that silences most of these for me.",Bugs,closed,To Be Determined,asio,Boost Development Trunk,Cosmetic,fixed,,