547 struct ArgumentGraphNode {  struct
549   SmallVector<ArgumentGraphNode *, 4> Uses;  argument
555   using ArgumentMapTy = std::map<Argument *, ArgumentGraphNode>;
565   ArgumentGraphNode SyntheticRoot;
570   using iterator = SmallVectorImpl<ArgumentGraphNode *>::iterator;
574   ArgumentGraphNode *getEntryNode() { return &SyntheticRoot; }  in getEntryNode()
576   ArgumentGraphNode *operator[](Argument *A) {  in operator []()
577     ArgumentGraphNode &Node = ArgumentMap[A];  in operator []()
642 template <> struct GraphTraits<ArgumentGraphNode *> {
643   using NodeRef = ArgumentGraphNode *;
644   using ChildIteratorType = SmallVectorImpl<ArgumentGraphNode *>::iterator;
652 struct GraphTraits<ArgumentGraph *> : public GraphTraits<ArgumentGraphNode *> {
961             ArgumentGraphNode *Node = AG[&A];  in addArgumentAttrs()
994     const std::vector<ArgumentGraphNode *> &ArgumentSCC = *I;  in addArgumentAttrs()
1018     for (ArgumentGraphNode *Node : ArgumentSCC) {  in addArgumentAttrs()
1030     for (ArgumentGraphNode *I : ArgumentSCC) {  in addArgumentAttrs()
1034     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
1035       for (ArgumentGraphNode *Use : N->Uses) {  in addArgumentAttrs()
1048     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
1077     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
1086       for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()