Move-assign a basic_socket from another.

basic_socket & operator=(
    basic_socket && other);
  » more...

Move-assign a basic_socket from a socket of another protocol type.

template<
    typename Protocol1,
    typename Executor1>
enable_if< is_convertible< Protocol1, Protocol >::value &&is_convertible< Executor1, Executor >::value, basic_socket & >::type operator=(
    basic_socket< Protocol1, Executor1 > && other);
  » more...