#include "tensorflow/core/public/version.h"

namespace tensorflow {
namespace {

bool NotBackedge(const Edge& edge) { return !edge.src()->IsNextIteration(); }

namespace reduce_device_to_host_copies {
Status FindNodesToDecluster(const Graph& graph,
                            absl::flat_hash_set<Node*>* result,
                            absl::Span<Node* const> post_order) {