62 struct DumpVisitor {  struct
63   unsigned Depth = 0;
64   bool PendingNewline = false;
66   template<typename NodeT> static constexpr bool wantsNewline(const NodeT *) {  in wantsNewline()
69   static bool wantsNewline(NodeArray A) { return !A.empty(); }  in wantsNewline()
70   static constexpr bool wantsNewline(...) { return false; }  in wantsNewline()
72   template<typename ...Ts> static bool anyWantNewline(Ts ...Vs) {  in anyWantNewline()
79   void printStr(const char *S) { fprintf(stderr, "%s", S); }  in printStr()
80   void print(StringView SV) {  in print()
83   void print(const Node *N) {  in print()
89   void print(NodeArray A) {  in print()
105   void print(bool B) { printStr(B ? "true" : "false"); }  in print()
108   typename std::enable_if<std::is_unsigned<T>::value>::type print(T N) {  in print()
113   typename std::enable_if<std::is_signed<T>::value>::type print(T N) {  in print()
117   void print(ReferenceKind RK) {  in print()
125   void print(FunctionRefQual RQ) {  in print()
135   void print(Qualifiers Qs) {  in print()
150   void print(SpecialSubKind SSK) {  in print()
166   void print(TemplateParamKind TPK) {  in print()
176   void print(Node::Prec P) {  in print()
221   void newLine() {  in newLine()
228   template<typename T> void printWithPendingNewline(T V) {  in printWithPendingNewline()
234   template<typename T> void printWithComma(T V) {  in printWithComma()
245   struct CtorArgPrinter {
257   template<typename NodeT> void operator()(const NodeT *Node) {  in operator ()()
265   void operator()(const ForwardTemplateReference *Node) {  in operator ()()