492 struct ArgumentGraphNode {  struct
494   SmallVector<ArgumentGraphNode *, 4> Uses;  argument
500   using ArgumentMapTy = std::map<Argument *, ArgumentGraphNode>;
510   ArgumentGraphNode SyntheticRoot;
515   using iterator = SmallVectorImpl<ArgumentGraphNode *>::iterator;
519   ArgumentGraphNode *getEntryNode() { return &SyntheticRoot; }  in getEntryNode()
521   ArgumentGraphNode *operator[](Argument *A) {  in operator []()
522     ArgumentGraphNode &Node = ArgumentMap[A];  in operator []()
587 template <> struct GraphTraits<ArgumentGraphNode *> {
588   using NodeRef = ArgumentGraphNode *;
589   using ChildIteratorType = SmallVectorImpl<ArgumentGraphNode *>::iterator;
597 struct GraphTraits<ArgumentGraph *> : public GraphTraits<ArgumentGraphNode *> {
917             ArgumentGraphNode *Node = AG[&A];  in addArgumentAttrs()
950     const std::vector<ArgumentGraphNode *> &ArgumentSCC = *I;  in addArgumentAttrs()
974     for (ArgumentGraphNode *Node : ArgumentSCC) {  in addArgumentAttrs()
986     for (ArgumentGraphNode *I : ArgumentSCC) {  in addArgumentAttrs()
990     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
991       for (ArgumentGraphNode *Use : N->Uses) {  in addArgumentAttrs()
1004     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
1033     for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()
1042       for (ArgumentGraphNode *N : ArgumentSCC) {  in addArgumentAttrs()