void UpdateMovedOpList(
    llvm::SmallDenseMap<Operation*, TF::IfRegionOp>& old_to_new_IfRegion_map,
    llvm::SmallVector<Operation*, 8>& moved_ops_list) {
  llvm::SmallDenseSet<TF::IfRegionOp> new_if_ops;
  bool need_add_new_if_op = false;
  for (auto iter = moved_ops_list.begin(); iter != moved_ops_list.end();
       iter++) {
    if (old_to_new_IfRegion_map.count(*iter)) {
      need_add_new_if_op = true;