typename... IoObjectsOrExecutors>
<a class="link" href="asynchronous_operations.html#boost_asio.reference.asynchronous_operations.automatic_deduction_of_initiating_function_return_type"><span class="emphasis"><em>DEDUCED</em></span></a> async_compose(
Implementation && implementation,
- BOOST_ASIO_NONDEDUCED_MOVE_ARG(CompletionToken) token,
+ CompletionToken & token,
IoObjectsOrExecutors &&... io_objects_or_executors);
</pre>
<p>