message: elle.reactor: pacify warnings
diff: ELLE_LOG_COMPONENT("elle.protocol.Channel.test");
  +#include <elle/compiler.hh>
  #include <elle/test.hh>
  #include <elle/protocol/ChanneledStream.hh>
  @@ -19,8 +20,8 @@ _eof(Server server, Client client)
  auto socket = elle::reactor::network::TCPSocket(
  elle::reactor::network::TCPSocket::EndPoint(
  boost::asio::ip::address::from_string("127.0.0.1"), s.port()));
  - auto&& thread = elle::reactor::Thread("server", [&]
  - {
  + auto&& thread ELLE_COMPILER_ATTRIBUTE_MAYBE_UNUSED
  + = elle::reactor::Thread("server", [&] {
  while (true)
  {
  auto socket = s.accept();
  