700   template <bool IsReverse, bool IsConst> class ElementRefIterator {
703     friend class ElementRefIterator;  variable
729     ElementRefIterator(CFGBlockRef Parent, UnderlayingIteratorTy Pos)  in ElementRefIterator()  function
733     ElementRefIterator(ElementRefIterator<false, IsOtherConst> E)  in ElementRefIterator()  function
734         : ElementRefIterator(E.Parent, E.Pos.base()) {}  in ElementRefIterator()
737     ElementRefIterator(ElementRefIterator<true, IsOtherConst> E)  in ElementRefIterator()  function
738         : ElementRefIterator(E.Parent, std::make_reverse_iterator(E.Pos)) {}  in ElementRefIterator()
740     bool operator<(ElementRefIterator Other) const {
745     bool operator==(ElementRefIterator Other) const {
749     bool operator!=(ElementRefIterator Other) const {
756     getIndexInBlock(CFGBlock::ElementRefIterator<true, IsOtherConst> E) {  in getIndexInBlock()
762     getIndexInBlock(CFGBlock::ElementRefIterator<false, IsOtherConst> E) {  in getIndexInBlock()
769     difference_type operator-(ElementRefIterator Other) const {
773     ElementRefIterator operator++() {
777     ElementRefIterator operator++(int) {
778       ElementRefIterator Ret = *this;
782     ElementRefIterator operator+(size_t count) {
786     ElementRefIterator operator-(size_t count) {
917   using ref_iterator = ElementRefIterator<false, false>;
919   using const_ref_iterator = ElementRefIterator<false, true>;
922   using reverse_ref_iterator = ElementRefIterator<true, false>;
925   using const_reverse_ref_iterator = ElementRefIterator<true, true>;