host_compute_core, &fld, &shape_inference_graphs,
      &has_outside_compilation));

  // Get rewritten XLA computation function.
  std::unique_ptr<FunctionBody> xla_fbody;
  TF_CHECK_OK(FunctionDefToBodyHelper(*fld.Find("cluster_rewritten"),
                                      AttrSlice(), &fld, &xla_fbody));
  auto node_name_index = xla_fbody->graph->BuildNodeNameIndex();

  // Check XlaHostCompute nodes.

  TF_CHECK_OK(RearrangeFunctionArguments(
      [&](const NameAttrList &function, const FunctionBody **fbody) {
        std::unique_ptr<FunctionBody> new_fbody;
        TF_RETURN_IF_ERROR(FunctionDefToBodyHelper(*fld.Find(function.name()),
                                                   AttrSlice(&function.attr()),
                                                   &fld, &new_fbody));
        *fbody = new_fbody.get();

    tsl::Set_TF_Status_from_Status(status, s);
    return "// error";
  }

  std::unique_ptr<tensorflow::FunctionBody> fbody;
  s = FunctionDefToBodyHelper(*fdef, tensorflow::AttrSlice(), &flib_def,
                              &fbody);
  if (!s.ok()) {
    tsl::Set_TF_Status_from_Status(status, s);
    return "// error";
  }