llvm::StringSet<> all_attrs;
      for (auto& attr : (*this)->getAttrs()) {
        all_attrs.insert(attr.getName().strref());
      }
      for (const auto& operand : llvm::enumerate(getArgumentTypes())) {
        if (auto attr_name = getArgAttrOfType<StringAttr>(
            operand.index(), kAttrArgumentNameAttr)) {
          all_attrs.insert(attr_name.getValue());
        }
      }

  func::FuncOp main_func_op = GetMainFuncOp(*module_op);
  DictionaryAttr arg_attrs = main_func_op.getArgAttrDict(/*index=*/0);

  EXPECT_THAT(arg_attrs.get("tf_saved_model.bound_input"), IsNull());

  const ArrayRef<Attribute> index_path_attrs =
      mlir::cast<ArrayAttr>(arg_attrs.get("tf_saved_model.index_path"))
          .getValue();
  EXPECT_THAT(index_path_attrs, SizeIs(1));

// Given argument attributes `arg_attrs`, returns a new set of argument
// attributes where the "tf_saved_model.bound_input" attribute has been replaced
// with the "tf_saved_model.index_path" attribute. `index_path` is the element
// of the index path attribute.
SmallVector<NamedAttribute> ReplaceBoundInputAttrWithIndexPathAttr(
    const ArrayRef<NamedAttribute> arg_attrs, const StringRef index_path,
    Builder& builder) {

	addrs    []IPAddr // addrs to sort
	addrAttr []ipAttr
	srcs     []netip.Addr // or not valid addr if unreachable
	srcAttr  []ipAttr
}

func (s *byRFC6724) Len() int { return len(s.addrs) }

func (s *byRFC6724) Swap(i, j int) {
	s.addrs[i], s.addrs[j] = s.addrs[j], s.addrs[i]
	s.srcs[i], s.srcs[j] = s.srcs[j], s.srcs[i]
	s.addrAttr[i], s.addrAttr[j] = s.addrAttr[j], s.addrAttr[i]

                            ops::Placeholder::Shape({-1, 3}));
  auto c = ops::Add(root.WithOpName("C"), a, b);
  auto d = ops::Neg(root.WithOpName("D"), c);

  a.node()->AddAttr("_index", 0);
  b.node()->AddAttr("_index", 1);

  std::unique_ptr<Graph> graph(new Graph(OpRegistry::Global()));
  TF_CHECK_OK(root.ToGraph(graph.get()));

  std::map<int, InferredShape> arg_shapes;

      int& func_count, const TF::SideEffectAnalysis::Info& side_effect_info);
};

// After raising ops and adding the Func & Call op, call this function
// to set attributes specific to this pass.
void AddAttrs(OpsAdded& ops_added, OpBuilder& builder, int func_count) {
  func::FuncOp& added_func_op = ops_added.func_op;
  func::CallOp& added_call_op = ops_added.call_op;
  StringAttr interface_name =

    llvm::SmallVector<Type> arg_types;
    llvm::SmallVector<Type> res_types;
    llvm::SmallVector<DictionaryAttr> arg_attrs;
    llvm::SmallVector<DictionaryAttr> res_attrs;
    if (failed(FilterTfgSpecificArgResultAttributes(
            getContext(), ftype.getInputs(), graph_func.getAllArgAttrs(),
            arg_types, arg_attrs)) ||
        failed(FilterTfgSpecificArgResultAttributes(

  // TF op.
  LogicalResult CollectInputsAndAttributes(
      PatternRewriter& rewriter, TFRFuncOp signature, CallOp call_op,
      SmallVectorImpl<Value>* inputs, NamedAttrList* arg_attrs,
      llvm::StringMap<Attribute>* derived_attrs) const;

  // Uses the collected attribute values to derive all the output types.
  LogicalResult DeriveOutputTypes(Location loc, FunctionType signature,

          .Input(inputs)
          .Attr("Tin", {DT_RESOURCE})
          .Attr("Tout", {DT_RESOURCE})
          .Attr("f", f_name_attr)
          .Finalize(root.graph(), &call));
  call->AddAttr(std::string(kMustCompileAttr), true);

  TF_ASSERT_OK(root.ToGraph(&graph));

  // Required for passing the PS server parameter check.
  for (Node* node : graph.nodes()) {

    const absl::InlinedVector<Node*, 4>& control_ret_nodes) {
  // Store the arg/return attributes as a list rather than uniqueuing during
  // construction.
  llvm::SmallVector<mlir::NamedAttrList, 4> arg_attrs;
  arg_attrs.resize(func.getNumArguments());
  llvm::SmallVector<mlir::NamedAttrList, 4> ret_attrs;
  ret_attrs.resize(func.getNumResults());

  auto set_attributes_on_func = [&](Node* node, int64_t index, bool is_arg) {