std::vector<bool>* should_revisit) {
  // In addition to being alive or dead based on the inputs, a _Recv can also
  // acquire a dead signal from a _Send.
  std::vector<Predicate*> input_preds;
  TF_RETURN_IF_ERROR(GetInputPreds(n, EdgeKind::kDataAndControl, &input_preds));
  Predicate* signal_is_alive;
  TF_RETURN_IF_ERROR(predicate_factory_.MakeSymbolPredicate(

    const std::vector<Node*>& ret_nodes,
    const std::vector<DataType>& send_from_host_dtypes, Node* key_placeholder) {
  NodeDefBuilder send_from_host_builder(
      absl::StrCat("outside_compilation_", oc_cluster_name, "_send"),
      "_XlaSendFromHost");
  NodeDef send_from_host_def;
  send_from_host_builder.Attr("Tinputs", send_from_host_dtypes);
  // The correct device_ordinal will be inserted during replication in a

                            new_func_name, "_", oc_cluster);
  string name = absl::StrCat("outside_compilation_", cluster, "_",
                             new_func_name, "_", oc_cluster, "_send");
  NodeBuilder node_builder(opts.WithName(name).GetNameForOp("_XlaSendFromHost"),
                           "_XlaSendFromHost", opts.op_registry());
  node_builder.Input(inputs);
  node_builder.Input(std::move(key_input));

  let summary = "Sends the named tensor from send_device to recv_device.";

  let description = [{
_HostSend requires its input on host memory whereas _Send requires its
input on device memory.
  }];

  let arguments = (ins
    Arg<TF_Tensor, [{The tensor to send.}]>:$tensor,

    StrAttr:$tensor_name,
    StrAttr:$send_device,

		{"MSG_NOTIFICATION", Const, 0},
		{"MSG_OOB", Const, 0},
		{"MSG_PEEK", Const, 0},
		{"MSG_PROXY", Const, 0},
		{"MSG_RCVMORE", Const, 0},
		{"MSG_RST", Const, 0},
		{"MSG_SEND", Const, 0},
		{"MSG_SYN", Const, 0},
		{"MSG_TRUNC", Const, 0},
		{"MSG_TRYHARD", Const, 0},
		{"MSG_USERFLAGS", Const, 1},
		{"MSG_WAITALL", Const, 0},
		{"MSG_WAITFORONE", Const, 0},

        configurations led to an exception with the message "No algorithm
        worked!"
*   Tracing and Debugging:
    *   Add source, destination name to `_send` traceme to allow easier
        debugging.
    *   Add traceme event to `fastpathexecute`.
*   Other:
    *   Fix an issue with AUC.reset_states for multi-label AUC