1 //===--- TextNodeDumper.cpp - Printing of AST nodes -----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 //
9 // This file implements AST dumping of components of individual AST nodes.
10 //
11 //===----------------------------------------------------------------------===//
12 
13 #include "clang/AST/TextNodeDumper.h"
14 #include "clang/AST/DeclFriend.h"
15 #include "clang/AST/DeclOpenMP.h"
16 #include "clang/AST/DeclTemplate.h"
17 #include "clang/AST/LocInfoType.h"
18 
19 using namespace clang;
20 
21 static void dumpPreviousDeclImpl(raw_ostream &OS, ...) {}
22 
23 template <typename T>
24 static void dumpPreviousDeclImpl(raw_ostream &OS, const Mergeable<T> *D) {
25   const T *First = D->getFirstDecl();
26   if (First != D)
27     OS << " first " << First;
28 }
29 
30 template <typename T>
31 static void dumpPreviousDeclImpl(raw_ostream &OS, const Redeclarable<T> *D) {
32   const T *Prev = D->getPreviousDecl();
33   if (Prev)
34     OS << " prev " << Prev;
35 }
36 
37 /// Dump the previous declaration in the redeclaration chain for a declaration,
38 /// if any.
39 static void dumpPreviousDecl(raw_ostream &OS, const Decl *D) {
40   switch (D->getKind()) {
41 #define DECL(DERIVED, BASE)                                                    \
42   case Decl::DERIVED:                                                          \
43     return dumpPreviousDeclImpl(OS, cast<DERIVED##Decl>(D));
44 #define ABSTRACT_DECL(DECL)
45 #include "clang/AST/DeclNodes.inc"
46   }
47   llvm_unreachable("Decl that isn't part of DeclNodes.inc!");
48 }
49 
50 TextNodeDumper::TextNodeDumper(raw_ostream &OS, bool ShowColors,
51                                const SourceManager *SM,
52                                const PrintingPolicy &PrintPolicy,
53                                const comments::CommandTraits *Traits)
54     : TextTreeStructure(OS, ShowColors), OS(OS), ShowColors(ShowColors), SM(SM),
55       PrintPolicy(PrintPolicy), Traits(Traits) {}
56 
57 void TextNodeDumper::Visit(const comments::Comment *C,
58                            const comments::FullComment *FC) {
59   if (!C) {
60     ColorScope Color(OS, ShowColors, NullColor);
61     OS << "<<<NULL>>>";
62     return;
63   }
64 
65   {
66     ColorScope Color(OS, ShowColors, CommentColor);
67     OS << C->getCommentKindName();
68   }
69   dumpPointer(C);
70   dumpSourceRange(C->getSourceRange());
71 
72   ConstCommentVisitor<TextNodeDumper, void,
73                       const comments::FullComment *>::visit(C, FC);
74 }
75 
76 void TextNodeDumper::Visit(const Attr *A) {
77   {
78     ColorScope Color(OS, ShowColors, AttrColor);
79 
80     switch (A->getKind()) {
81 #define ATTR(X)                                                                \
82   case attr::X:                                                                \
83     OS << #X;                                                                  \
84     break;
85 #include "clang/Basic/AttrList.inc"
86     }
87     OS << "Attr";
88   }
89   dumpPointer(A);
90   dumpSourceRange(A->getRange());
91   if (A->isInherited())
92     OS << " Inherited";
93   if (A->isImplicit())
94     OS << " Implicit";
95 
96   ConstAttrVisitor<TextNodeDumper>::Visit(A);
97 }
98 
99 void TextNodeDumper::Visit(const TemplateArgument &TA, SourceRange R,
100                            const Decl *From, StringRef Label) {
101   OS << "TemplateArgument";
102   if (R.isValid())
103     dumpSourceRange(R);
104 
105   if (From)
106     dumpDeclRef(From, Label);
107 
108   ConstTemplateArgumentVisitor<TextNodeDumper>::Visit(TA);
109 }
110 
111 void TextNodeDumper::Visit(const Stmt *Node) {
112   if (!Node) {
113     ColorScope Color(OS, ShowColors, NullColor);
114     OS << "<<<NULL>>>";
115     return;
116   }
117   {
118     ColorScope Color(OS, ShowColors, StmtColor);
119     OS << Node->getStmtClassName();
120   }
121   dumpPointer(Node);
122   dumpSourceRange(Node->getSourceRange());
123 
124   if (Node->isOMPStructuredBlock())
125     OS << " openmp_structured_block";
126 
127   if (const auto *E = dyn_cast<Expr>(Node)) {
128     dumpType(E->getType());
129 
130     {
131       ColorScope Color(OS, ShowColors, ValueKindColor);
132       switch (E->getValueKind()) {
133       case VK_RValue:
134         break;
135       case VK_LValue:
136         OS << " lvalue";
137         break;
138       case VK_XValue:
139         OS << " xvalue";
140         break;
141       }
142     }
143 
144     {
145       ColorScope Color(OS, ShowColors, ObjectKindColor);
146       switch (E->getObjectKind()) {
147       case OK_Ordinary:
148         break;
149       case OK_BitField:
150         OS << " bitfield";
151         break;
152       case OK_ObjCProperty:
153         OS << " objcproperty";
154         break;
155       case OK_ObjCSubscript:
156         OS << " objcsubscript";
157         break;
158       case OK_VectorComponent:
159         OS << " vectorcomponent";
160         break;
161       }
162     }
163   }
164 
165   ConstStmtVisitor<TextNodeDumper>::Visit(Node);
166 }
167 
168 void TextNodeDumper::Visit(const Type *T) {
169   if (!T) {
170     ColorScope Color(OS, ShowColors, NullColor);
171     OS << "<<<NULL>>>";
172     return;
173   }
174   if (isa<LocInfoType>(T)) {
175     {
176       ColorScope Color(OS, ShowColors, TypeColor);
177       OS << "LocInfo Type";
178     }
179     dumpPointer(T);
180     return;
181   }
182 
183   {
184     ColorScope Color(OS, ShowColors, TypeColor);
185     OS << T->getTypeClassName() << "Type";
186   }
187   dumpPointer(T);
188   OS << " ";
189   dumpBareType(QualType(T, 0), false);
190 
191   QualType SingleStepDesugar =
192       T->getLocallyUnqualifiedSingleStepDesugaredType();
193   if (SingleStepDesugar != QualType(T, 0))
194     OS << " sugar";
195 
196   if (T->isDependentType())
197     OS << " dependent";
198   else if (T->isInstantiationDependentType())
199     OS << " instantiation_dependent";
200 
201   if (T->isVariablyModifiedType())
202     OS << " variably_modified";
203   if (T->containsUnexpandedParameterPack())
204     OS << " contains_unexpanded_pack";
205   if (T->isFromAST())
206     OS << " imported";
207 
208   TypeVisitor<TextNodeDumper>::Visit(T);
209 }
210 
211 void TextNodeDumper::Visit(QualType T) {
212   OS << "QualType";
213   dumpPointer(T.getAsOpaquePtr());
214   OS << " ";
215   dumpBareType(T, false);
216   OS << " " << T.split().Quals.getAsString();
217 }
218 
219 void TextNodeDumper::Visit(const Decl *D) {
220   if (!D) {
221     ColorScope Color(OS, ShowColors, NullColor);
222     OS << "<<<NULL>>>";
223     return;
224   }
225 
226   {
227     ColorScope Color(OS, ShowColors, DeclKindNameColor);
228     OS << D->getDeclKindName() << "Decl";
229   }
230   dumpPointer(D);
231   if (D->getLexicalDeclContext() != D->getDeclContext())
232     OS << " parent " << cast<Decl>(D->getDeclContext());
233   dumpPreviousDecl(OS, D);
234   dumpSourceRange(D->getSourceRange());
235   OS << ' ';
236   dumpLocation(D->getLocation());
237   if (D->isFromASTFile())
238     OS << " imported";
239   if (Module *M = D->getOwningModule())
240     OS << " in " << M->getFullModuleName();
241   if (auto *ND = dyn_cast<NamedDecl>(D))
242     for (Module *M : D->getASTContext().getModulesWithMergedDefinition(
243              const_cast<NamedDecl *>(ND)))
244       AddChild([=] { OS << "also in " << M->getFullModuleName(); });
245   if (const NamedDecl *ND = dyn_cast<NamedDecl>(D))
246     if (ND->isHidden())
247       OS << " hidden";
248   if (D->isImplicit())
249     OS << " implicit";
250 
251   if (D->isUsed())
252     OS << " used";
253   else if (D->isThisDeclarationReferenced())
254     OS << " referenced";
255 
256   if (D->isInvalidDecl())
257     OS << " invalid";
258   if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
259     if (FD->isConstexprSpecified())
260       OS << " constexpr";
261     if (FD->isConsteval())
262       OS << " consteval";
263   }
264 
265   if (!isa<FunctionDecl>(*D)) {
266     const auto *MD = dyn_cast<ObjCMethodDecl>(D);
267     if (!MD || !MD->isThisDeclarationADefinition()) {
268       const auto *DC = dyn_cast<DeclContext>(D);
269       if (DC && DC->hasExternalLexicalStorage()) {
270         ColorScope Color(OS, ShowColors, UndeserializedColor);
271         OS << " <undeserialized declarations>";
272       }
273     }
274   }
275 
276   ConstDeclVisitor<TextNodeDumper>::Visit(D);
277 }
278 
279 void TextNodeDumper::Visit(const CXXCtorInitializer *Init) {
280   OS << "CXXCtorInitializer";
281   if (Init->isAnyMemberInitializer()) {
282     OS << ' ';
283     dumpBareDeclRef(Init->getAnyMember());
284   } else if (Init->isBaseInitializer()) {
285     dumpType(QualType(Init->getBaseClass(), 0));
286   } else if (Init->isDelegatingInitializer()) {
287     dumpType(Init->getTypeSourceInfo()->getType());
288   } else {
289     llvm_unreachable("Unknown initializer type");
290   }
291 }
292 
293 void TextNodeDumper::Visit(const BlockDecl::Capture &C) {
294   OS << "capture";
295   if (C.isByRef())
296     OS << " byref";
297   if (C.isNested())
298     OS << " nested";
299   if (C.getVariable()) {
300     OS << ' ';
301     dumpBareDeclRef(C.getVariable());
302   }
303 }
304 
305 void TextNodeDumper::Visit(const OMPClause *C) {
306   if (!C) {
307     ColorScope Color(OS, ShowColors, NullColor);
308     OS << "<<<NULL>>> OMPClause";
309     return;
310   }
311   {
312     ColorScope Color(OS, ShowColors, AttrColor);
313     StringRef ClauseName(getOpenMPClauseName(C->getClauseKind()));
314     OS << "OMP" << ClauseName.substr(/*Start=*/0, /*N=*/1).upper()
315        << ClauseName.drop_front() << "Clause";
316   }
317   dumpPointer(C);
318   dumpSourceRange(SourceRange(C->getBeginLoc(), C->getEndLoc()));
319   if (C->isImplicit())
320     OS << " <implicit>";
321 }
322 
323 void TextNodeDumper::Visit(const GenericSelectionExpr::ConstAssociation &A) {
324   const TypeSourceInfo *TSI = A.getTypeSourceInfo();
325   if (TSI) {
326     OS << "case ";
327     dumpType(TSI->getType());
328   } else {
329     OS << "default";
330   }
331 
332   if (A.isSelected())
333     OS << " selected";
334 }
335 
336 void TextNodeDumper::dumpPointer(const void *Ptr) {
337   ColorScope Color(OS, ShowColors, AddressColor);
338   OS << ' ' << Ptr;
339 }
340 
341 void TextNodeDumper::dumpLocation(SourceLocation Loc) {
342   if (!SM)
343     return;
344 
345   ColorScope Color(OS, ShowColors, LocationColor);
346   SourceLocation SpellingLoc = SM->getSpellingLoc(Loc);
347 
348   // The general format we print out is filename:line:col, but we drop pieces
349   // that haven't changed since the last loc printed.
350   PresumedLoc PLoc = SM->getPresumedLoc(SpellingLoc);
351 
352   if (PLoc.isInvalid()) {
353     OS << "<invalid sloc>";
354     return;
355   }
356 
357   if (strcmp(PLoc.getFilename(), LastLocFilename) != 0) {
358     OS << PLoc.getFilename() << ':' << PLoc.getLine() << ':'
359        << PLoc.getColumn();
360     LastLocFilename = PLoc.getFilename();
361     LastLocLine = PLoc.getLine();
362   } else if (PLoc.getLine() != LastLocLine) {
363     OS << "line" << ':' << PLoc.getLine() << ':' << PLoc.getColumn();
364     LastLocLine = PLoc.getLine();
365   } else {
366     OS << "col" << ':' << PLoc.getColumn();
367   }
368 }
369 
370 void TextNodeDumper::dumpSourceRange(SourceRange R) {
371   // Can't translate locations if a SourceManager isn't available.
372   if (!SM)
373     return;
374 
375   OS << " <";
376   dumpLocation(R.getBegin());
377   if (R.getBegin() != R.getEnd()) {
378     OS << ", ";
379     dumpLocation(R.getEnd());
380   }
381   OS << ">";
382 
383   // <t2.c:123:421[blah], t2.c:412:321>
384 }
385 
386 void TextNodeDumper::dumpBareType(QualType T, bool Desugar) {
387   ColorScope Color(OS, ShowColors, TypeColor);
388 
389   SplitQualType T_split = T.split();
390   OS << "'" << QualType::getAsString(T_split, PrintPolicy) << "'";
391 
392   if (Desugar && !T.isNull()) {
393     // If the type is sugared, also dump a (shallow) desugared type.
394     SplitQualType D_split = T.getSplitDesugaredType();
395     if (T_split != D_split)
396       OS << ":'" << QualType::getAsString(D_split, PrintPolicy) << "'";
397   }
398 }
399 
400 void TextNodeDumper::dumpType(QualType T) {
401   OS << ' ';
402   dumpBareType(T);
403 }
404 
405 void TextNodeDumper::dumpBareDeclRef(const Decl *D) {
406   if (!D) {
407     ColorScope Color(OS, ShowColors, NullColor);
408     OS << "<<<NULL>>>";
409     return;
410   }
411 
412   {
413     ColorScope Color(OS, ShowColors, DeclKindNameColor);
414     OS << D->getDeclKindName();
415   }
416   dumpPointer(D);
417 
418   if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
419     ColorScope Color(OS, ShowColors, DeclNameColor);
420     OS << " '" << ND->getDeclName() << '\'';
421   }
422 
423   if (const ValueDecl *VD = dyn_cast<ValueDecl>(D))
424     dumpType(VD->getType());
425 }
426 
427 void TextNodeDumper::dumpName(const NamedDecl *ND) {
428   if (ND->getDeclName()) {
429     ColorScope Color(OS, ShowColors, DeclNameColor);
430     OS << ' ' << ND->getNameAsString();
431   }
432 }
433 
434 void TextNodeDumper::dumpAccessSpecifier(AccessSpecifier AS) {
435   switch (AS) {
436   case AS_none:
437     break;
438   case AS_public:
439     OS << "public";
440     break;
441   case AS_protected:
442     OS << "protected";
443     break;
444   case AS_private:
445     OS << "private";
446     break;
447   }
448 }
449 
450 void TextNodeDumper::dumpDeclRef(const Decl *D, StringRef Label) {
451   if (!D)
452     return;
453 
454   AddChild([=] {
455     if (!Label.empty())
456       OS << Label << ' ';
457     dumpBareDeclRef(D);
458   });
459 }
460 
461 const char *TextNodeDumper::getCommandName(unsigned CommandID) {
462   if (Traits)
463     return Traits->getCommandInfo(CommandID)->Name;
464   const comments::CommandInfo *Info =
465       comments::CommandTraits::getBuiltinCommandInfo(CommandID);
466   if (Info)
467     return Info->Name;
468   return "<not a builtin command>";
469 }
470 
471 void TextNodeDumper::visitTextComment(const comments::TextComment *C,
472                                       const comments::FullComment *) {
473   OS << " Text=\"" << C->getText() << "\"";
474 }
475 
476 void TextNodeDumper::visitInlineCommandComment(
477     const comments::InlineCommandComment *C, const comments::FullComment *) {
478   OS << " Name=\"" << getCommandName(C->getCommandID()) << "\"";
479   switch (C->getRenderKind()) {
480   case comments::InlineCommandComment::RenderNormal:
481     OS << " RenderNormal";
482     break;
483   case comments::InlineCommandComment::RenderBold:
484     OS << " RenderBold";
485     break;
486   case comments::InlineCommandComment::RenderMonospaced:
487     OS << " RenderMonospaced";
488     break;
489   case comments::InlineCommandComment::RenderEmphasized:
490     OS << " RenderEmphasized";
491     break;
492   case comments::InlineCommandComment::RenderAnchor:
493     OS << " RenderAnchor";
494     break;
495   }
496 
497   for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i)
498     OS << " Arg[" << i << "]=\"" << C->getArgText(i) << "\"";
499 }
500 
501 void TextNodeDumper::visitHTMLStartTagComment(
502     const comments::HTMLStartTagComment *C, const comments::FullComment *) {
503   OS << " Name=\"" << C->getTagName() << "\"";
504   if (C->getNumAttrs() != 0) {
505     OS << " Attrs: ";
506     for (unsigned i = 0, e = C->getNumAttrs(); i != e; ++i) {
507       const comments::HTMLStartTagComment::Attribute &Attr = C->getAttr(i);
508       OS << " \"" << Attr.Name << "=\"" << Attr.Value << "\"";
509     }
510   }
511   if (C->isSelfClosing())
512     OS << " SelfClosing";
513 }
514 
515 void TextNodeDumper::visitHTMLEndTagComment(
516     const comments::HTMLEndTagComment *C, const comments::FullComment *) {
517   OS << " Name=\"" << C->getTagName() << "\"";
518 }
519 
520 void TextNodeDumper::visitBlockCommandComment(
521     const comments::BlockCommandComment *C, const comments::FullComment *) {
522   OS << " Name=\"" << getCommandName(C->getCommandID()) << "\"";
523   for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i)
524     OS << " Arg[" << i << "]=\"" << C->getArgText(i) << "\"";
525 }
526 
527 void TextNodeDumper::visitParamCommandComment(
528     const comments::ParamCommandComment *C, const comments::FullComment *FC) {
529   OS << " "
530      << comments::ParamCommandComment::getDirectionAsString(C->getDirection());
531 
532   if (C->isDirectionExplicit())
533     OS << " explicitly";
534   else
535     OS << " implicitly";
536 
537   if (C->hasParamName()) {
538     if (C->isParamIndexValid())
539       OS << " Param=\"" << C->getParamName(FC) << "\"";
540     else
541       OS << " Param=\"" << C->getParamNameAsWritten() << "\"";
542   }
543 
544   if (C->isParamIndexValid() && !C->isVarArgParam())
545     OS << " ParamIndex=" << C->getParamIndex();
546 }
547 
548 void TextNodeDumper::visitTParamCommandComment(
549     const comments::TParamCommandComment *C, const comments::FullComment *FC) {
550   if (C->hasParamName()) {
551     if (C->isPositionValid())
552       OS << " Param=\"" << C->getParamName(FC) << "\"";
553     else
554       OS << " Param=\"" << C->getParamNameAsWritten() << "\"";
555   }
556 
557   if (C->isPositionValid()) {
558     OS << " Position=<";
559     for (unsigned i = 0, e = C->getDepth(); i != e; ++i) {
560       OS << C->getIndex(i);
561       if (i != e - 1)
562         OS << ", ";
563     }
564     OS << ">";
565   }
566 }
567 
568 void TextNodeDumper::visitVerbatimBlockComment(
569     const comments::VerbatimBlockComment *C, const comments::FullComment *) {
570   OS << " Name=\"" << getCommandName(C->getCommandID())
571      << "\""
572         " CloseName=\""
573      << C->getCloseName() << "\"";
574 }
575 
576 void TextNodeDumper::visitVerbatimBlockLineComment(
577     const comments::VerbatimBlockLineComment *C,
578     const comments::FullComment *) {
579   OS << " Text=\"" << C->getText() << "\"";
580 }
581 
582 void TextNodeDumper::visitVerbatimLineComment(
583     const comments::VerbatimLineComment *C, const comments::FullComment *) {
584   OS << " Text=\"" << C->getText() << "\"";
585 }
586 
587 void TextNodeDumper::VisitNullTemplateArgument(const TemplateArgument &) {
588   OS << " null";
589 }
590 
591 void TextNodeDumper::VisitTypeTemplateArgument(const TemplateArgument &TA) {
592   OS << " type";
593   dumpType(TA.getAsType());
594 }
595 
596 void TextNodeDumper::VisitDeclarationTemplateArgument(
597     const TemplateArgument &TA) {
598   OS << " decl";
599   dumpDeclRef(TA.getAsDecl());
600 }
601 
602 void TextNodeDumper::VisitNullPtrTemplateArgument(const TemplateArgument &) {
603   OS << " nullptr";
604 }
605 
606 void TextNodeDumper::VisitIntegralTemplateArgument(const TemplateArgument &TA) {
607   OS << " integral " << TA.getAsIntegral();
608 }
609 
610 void TextNodeDumper::VisitTemplateTemplateArgument(const TemplateArgument &TA) {
611   OS << " template ";
612   TA.getAsTemplate().dump(OS);
613 }
614 
615 void TextNodeDumper::VisitTemplateExpansionTemplateArgument(
616     const TemplateArgument &TA) {
617   OS << " template expansion ";
618   TA.getAsTemplateOrTemplatePattern().dump(OS);
619 }
620 
621 void TextNodeDumper::VisitExpressionTemplateArgument(const TemplateArgument &) {
622   OS << " expr";
623 }
624 
625 void TextNodeDumper::VisitPackTemplateArgument(const TemplateArgument &) {
626   OS << " pack";
627 }
628 
629 static void dumpBasePath(raw_ostream &OS, const CastExpr *Node) {
630   if (Node->path_empty())
631     return;
632 
633   OS << " (";
634   bool First = true;
635   for (CastExpr::path_const_iterator I = Node->path_begin(),
636                                      E = Node->path_end();
637        I != E; ++I) {
638     const CXXBaseSpecifier *Base = *I;
639     if (!First)
640       OS << " -> ";
641 
642     const auto *RD =
643         cast<CXXRecordDecl>(Base->getType()->castAs<RecordType>()->getDecl());
644 
645     if (Base->isVirtual())
646       OS << "virtual ";
647     OS << RD->getName();
648     First = false;
649   }
650 
651   OS << ')';
652 }
653 
654 void TextNodeDumper::VisitIfStmt(const IfStmt *Node) {
655   if (Node->hasInitStorage())
656     OS << " has_init";
657   if (Node->hasVarStorage())
658     OS << " has_var";
659   if (Node->hasElseStorage())
660     OS << " has_else";
661 }
662 
663 void TextNodeDumper::VisitSwitchStmt(const SwitchStmt *Node) {
664   if (Node->hasInitStorage())
665     OS << " has_init";
666   if (Node->hasVarStorage())
667     OS << " has_var";
668 }
669 
670 void TextNodeDumper::VisitWhileStmt(const WhileStmt *Node) {
671   if (Node->hasVarStorage())
672     OS << " has_var";
673 }
674 
675 void TextNodeDumper::VisitLabelStmt(const LabelStmt *Node) {
676   OS << " '" << Node->getName() << "'";
677 }
678 
679 void TextNodeDumper::VisitGotoStmt(const GotoStmt *Node) {
680   OS << " '" << Node->getLabel()->getName() << "'";
681   dumpPointer(Node->getLabel());
682 }
683 
684 void TextNodeDumper::VisitCaseStmt(const CaseStmt *Node) {
685   if (Node->caseStmtIsGNURange())
686     OS << " gnu_range";
687 }
688 
689 void TextNodeDumper::VisitConstantExpr(const ConstantExpr *Node) {
690   if (Node->getResultAPValueKind() != APValue::None) {
691     ColorScope Color(OS, ShowColors, ValueColor);
692     OS << " ";
693     Node->getAPValueResult().dump(OS);
694   }
695 }
696 
697 void TextNodeDumper::VisitCallExpr(const CallExpr *Node) {
698   if (Node->usesADL())
699     OS << " adl";
700 }
701 
702 void TextNodeDumper::VisitCastExpr(const CastExpr *Node) {
703   OS << " <";
704   {
705     ColorScope Color(OS, ShowColors, CastColor);
706     OS << Node->getCastKindName();
707   }
708   dumpBasePath(OS, Node);
709   OS << ">";
710 }
711 
712 void TextNodeDumper::VisitImplicitCastExpr(const ImplicitCastExpr *Node) {
713   VisitCastExpr(Node);
714   if (Node->isPartOfExplicitCast())
715     OS << " part_of_explicit_cast";
716 }
717 
718 void TextNodeDumper::VisitDeclRefExpr(const DeclRefExpr *Node) {
719   OS << " ";
720   dumpBareDeclRef(Node->getDecl());
721   if (Node->getDecl() != Node->getFoundDecl()) {
722     OS << " (";
723     dumpBareDeclRef(Node->getFoundDecl());
724     OS << ")";
725   }
726   switch (Node->isNonOdrUse()) {
727   case NOUR_None: break;
728   case NOUR_Unevaluated: OS << " non_odr_use_unevaluated"; break;
729   case NOUR_Constant: OS << " non_odr_use_constant"; break;
730   case NOUR_Discarded: OS << " non_odr_use_discarded"; break;
731   }
732 }
733 
734 void TextNodeDumper::VisitUnresolvedLookupExpr(
735     const UnresolvedLookupExpr *Node) {
736   OS << " (";
737   if (!Node->requiresADL())
738     OS << "no ";
739   OS << "ADL) = '" << Node->getName() << '\'';
740 
741   UnresolvedLookupExpr::decls_iterator I = Node->decls_begin(),
742                                        E = Node->decls_end();
743   if (I == E)
744     OS << " empty";
745   for (; I != E; ++I)
746     dumpPointer(*I);
747 }
748 
749 void TextNodeDumper::VisitObjCIvarRefExpr(const ObjCIvarRefExpr *Node) {
750   {
751     ColorScope Color(OS, ShowColors, DeclKindNameColor);
752     OS << " " << Node->getDecl()->getDeclKindName() << "Decl";
753   }
754   OS << "='" << *Node->getDecl() << "'";
755   dumpPointer(Node->getDecl());
756   if (Node->isFreeIvar())
757     OS << " isFreeIvar";
758 }
759 
760 void TextNodeDumper::VisitPredefinedExpr(const PredefinedExpr *Node) {
761   OS << " " << PredefinedExpr::getIdentKindName(Node->getIdentKind());
762 }
763 
764 void TextNodeDumper::VisitCharacterLiteral(const CharacterLiteral *Node) {
765   ColorScope Color(OS, ShowColors, ValueColor);
766   OS << " " << Node->getValue();
767 }
768 
769 void TextNodeDumper::VisitIntegerLiteral(const IntegerLiteral *Node) {
770   bool isSigned = Node->getType()->isSignedIntegerType();
771   ColorScope Color(OS, ShowColors, ValueColor);
772   OS << " " << Node->getValue().toString(10, isSigned);
773 }
774 
775 void TextNodeDumper::VisitFixedPointLiteral(const FixedPointLiteral *Node) {
776   ColorScope Color(OS, ShowColors, ValueColor);
777   OS << " " << Node->getValueAsString(/*Radix=*/10);
778 }
779 
780 void TextNodeDumper::VisitFloatingLiteral(const FloatingLiteral *Node) {
781   ColorScope Color(OS, ShowColors, ValueColor);
782   OS << " " << Node->getValueAsApproximateDouble();
783 }
784 
785 void TextNodeDumper::VisitStringLiteral(const StringLiteral *Str) {
786   ColorScope Color(OS, ShowColors, ValueColor);
787   OS << " ";
788   Str->outputString(OS);
789 }
790 
791 void TextNodeDumper::VisitInitListExpr(const InitListExpr *ILE) {
792   if (auto *Field = ILE->getInitializedFieldInUnion()) {
793     OS << " field ";
794     dumpBareDeclRef(Field);
795   }
796 }
797 
798 void TextNodeDumper::VisitGenericSelectionExpr(const GenericSelectionExpr *E) {
799   if (E->isResultDependent())
800     OS << " result_dependent";
801 }
802 
803 void TextNodeDumper::VisitUnaryOperator(const UnaryOperator *Node) {
804   OS << " " << (Node->isPostfix() ? "postfix" : "prefix") << " '"
805      << UnaryOperator::getOpcodeStr(Node->getOpcode()) << "'";
806   if (!Node->canOverflow())
807     OS << " cannot overflow";
808 }
809 
810 void TextNodeDumper::VisitUnaryExprOrTypeTraitExpr(
811     const UnaryExprOrTypeTraitExpr *Node) {
812   switch (Node->getKind()) {
813   case UETT_SizeOf:
814     OS << " sizeof";
815     break;
816   case UETT_AlignOf:
817     OS << " alignof";
818     break;
819   case UETT_VecStep:
820     OS << " vec_step";
821     break;
822   case UETT_OpenMPRequiredSimdAlign:
823     OS << " __builtin_omp_required_simd_align";
824     break;
825   case UETT_PreferredAlignOf:
826     OS << " __alignof";
827     break;
828   }
829   if (Node->isArgumentType())
830     dumpType(Node->getArgumentType());
831 }
832 
833 void TextNodeDumper::VisitMemberExpr(const MemberExpr *Node) {
834   OS << " " << (Node->isArrow() ? "->" : ".") << *Node->getMemberDecl();
835   dumpPointer(Node->getMemberDecl());
836   switch (Node->isNonOdrUse()) {
837   case NOUR_None: break;
838   case NOUR_Unevaluated: OS << " non_odr_use_unevaluated"; break;
839   case NOUR_Constant: OS << " non_odr_use_constant"; break;
840   case NOUR_Discarded: OS << " non_odr_use_discarded"; break;
841   }
842 }
843 
844 void TextNodeDumper::VisitExtVectorElementExpr(
845     const ExtVectorElementExpr *Node) {
846   OS << " " << Node->getAccessor().getNameStart();
847 }
848 
849 void TextNodeDumper::VisitBinaryOperator(const BinaryOperator *Node) {
850   OS << " '" << BinaryOperator::getOpcodeStr(Node->getOpcode()) << "'";
851 }
852 
853 void TextNodeDumper::VisitCompoundAssignOperator(
854     const CompoundAssignOperator *Node) {
855   OS << " '" << BinaryOperator::getOpcodeStr(Node->getOpcode())
856      << "' ComputeLHSTy=";
857   dumpBareType(Node->getComputationLHSType());
858   OS << " ComputeResultTy=";
859   dumpBareType(Node->getComputationResultType());
860 }
861 
862 void TextNodeDumper::VisitAddrLabelExpr(const AddrLabelExpr *Node) {
863   OS << " " << Node->getLabel()->getName();
864   dumpPointer(Node->getLabel());
865 }
866 
867 void TextNodeDumper::VisitCXXNamedCastExpr(const CXXNamedCastExpr *Node) {
868   OS << " " << Node->getCastName() << "<"
869      << Node->getTypeAsWritten().getAsString() << ">"
870      << " <" << Node->getCastKindName();
871   dumpBasePath(OS, Node);
872   OS << ">";
873 }
874 
875 void TextNodeDumper::VisitCXXBoolLiteralExpr(const CXXBoolLiteralExpr *Node) {
876   OS << " " << (Node->getValue() ? "true" : "false");
877 }
878 
879 void TextNodeDumper::VisitCXXThisExpr(const CXXThisExpr *Node) {
880   if (Node->isImplicit())
881     OS << " implicit";
882   OS << " this";
883 }
884 
885 void TextNodeDumper::VisitCXXFunctionalCastExpr(
886     const CXXFunctionalCastExpr *Node) {
887   OS << " functional cast to " << Node->getTypeAsWritten().getAsString() << " <"
888      << Node->getCastKindName() << ">";
889 }
890 
891 void TextNodeDumper::VisitCXXUnresolvedConstructExpr(
892     const CXXUnresolvedConstructExpr *Node) {
893   dumpType(Node->getTypeAsWritten());
894   if (Node->isListInitialization())
895     OS << " list";
896 }
897 
898 void TextNodeDumper::VisitCXXConstructExpr(const CXXConstructExpr *Node) {
899   CXXConstructorDecl *Ctor = Node->getConstructor();
900   dumpType(Ctor->getType());
901   if (Node->isElidable())
902     OS << " elidable";
903   if (Node->isListInitialization())
904     OS << " list";
905   if (Node->isStdInitListInitialization())
906     OS << " std::initializer_list";
907   if (Node->requiresZeroInitialization())
908     OS << " zeroing";
909 }
910 
911 void TextNodeDumper::VisitCXXBindTemporaryExpr(
912     const CXXBindTemporaryExpr *Node) {
913   OS << " (CXXTemporary";
914   dumpPointer(Node);
915   OS << ")";
916 }
917 
918 void TextNodeDumper::VisitCXXNewExpr(const CXXNewExpr *Node) {
919   if (Node->isGlobalNew())
920     OS << " global";
921   if (Node->isArray())
922     OS << " array";
923   if (Node->getOperatorNew()) {
924     OS << ' ';
925     dumpBareDeclRef(Node->getOperatorNew());
926   }
927   // We could dump the deallocation function used in case of error, but it's
928   // usually not that interesting.
929 }
930 
931 void TextNodeDumper::VisitCXXDeleteExpr(const CXXDeleteExpr *Node) {
932   if (Node->isGlobalDelete())
933     OS << " global";
934   if (Node->isArrayForm())
935     OS << " array";
936   if (Node->getOperatorDelete()) {
937     OS << ' ';
938     dumpBareDeclRef(Node->getOperatorDelete());
939   }
940 }
941 
942 void TextNodeDumper::VisitMaterializeTemporaryExpr(
943     const MaterializeTemporaryExpr *Node) {
944   if (const ValueDecl *VD = Node->getExtendingDecl()) {
945     OS << " extended by ";
946     dumpBareDeclRef(VD);
947   }
948 }
949 
950 void TextNodeDumper::VisitExprWithCleanups(const ExprWithCleanups *Node) {
951   for (unsigned i = 0, e = Node->getNumObjects(); i != e; ++i)
952     dumpDeclRef(Node->getObject(i), "cleanup");
953 }
954 
955 void TextNodeDumper::VisitSizeOfPackExpr(const SizeOfPackExpr *Node) {
956   dumpPointer(Node->getPack());
957   dumpName(Node->getPack());
958 }
959 
960 void TextNodeDumper::VisitCXXDependentScopeMemberExpr(
961     const CXXDependentScopeMemberExpr *Node) {
962   OS << " " << (Node->isArrow() ? "->" : ".") << Node->getMember();
963 }
964 
965 void TextNodeDumper::VisitObjCMessageExpr(const ObjCMessageExpr *Node) {
966   OS << " selector=";
967   Node->getSelector().print(OS);
968   switch (Node->getReceiverKind()) {
969   case ObjCMessageExpr::Instance:
970     break;
971 
972   case ObjCMessageExpr::Class:
973     OS << " class=";
974     dumpBareType(Node->getClassReceiver());
975     break;
976 
977   case ObjCMessageExpr::SuperInstance:
978     OS << " super (instance)";
979     break;
980 
981   case ObjCMessageExpr::SuperClass:
982     OS << " super (class)";
983     break;
984   }
985 }
986 
987 void TextNodeDumper::VisitObjCBoxedExpr(const ObjCBoxedExpr *Node) {
988   if (auto *BoxingMethod = Node->getBoxingMethod()) {
989     OS << " selector=";
990     BoxingMethod->getSelector().print(OS);
991   }
992 }
993 
994 void TextNodeDumper::VisitObjCAtCatchStmt(const ObjCAtCatchStmt *Node) {
995   if (!Node->getCatchParamDecl())
996     OS << " catch all";
997 }
998 
999 void TextNodeDumper::VisitObjCEncodeExpr(const ObjCEncodeExpr *Node) {
1000   dumpType(Node->getEncodedType());
1001 }
1002 
1003 void TextNodeDumper::VisitObjCSelectorExpr(const ObjCSelectorExpr *Node) {
1004   OS << " ";
1005   Node->getSelector().print(OS);
1006 }
1007 
1008 void TextNodeDumper::VisitObjCProtocolExpr(const ObjCProtocolExpr *Node) {
1009   OS << ' ' << *Node->getProtocol();
1010 }
1011 
1012 void TextNodeDumper::VisitObjCPropertyRefExpr(const ObjCPropertyRefExpr *Node) {
1013   if (Node->isImplicitProperty()) {
1014     OS << " Kind=MethodRef Getter=\"";
1015     if (Node->getImplicitPropertyGetter())
1016       Node->getImplicitPropertyGetter()->getSelector().print(OS);
1017     else
1018       OS << "(null)";
1019 
1020     OS << "\" Setter=\"";
1021     if (ObjCMethodDecl *Setter = Node->getImplicitPropertySetter())
1022       Setter->getSelector().print(OS);
1023     else
1024       OS << "(null)";
1025     OS << "\"";
1026   } else {
1027     OS << " Kind=PropertyRef Property=\"" << *Node->getExplicitProperty()
1028        << '"';
1029   }
1030 
1031   if (Node->isSuperReceiver())
1032     OS << " super";
1033 
1034   OS << " Messaging=";
1035   if (Node->isMessagingGetter() && Node->isMessagingSetter())
1036     OS << "Getter&Setter";
1037   else if (Node->isMessagingGetter())
1038     OS << "Getter";
1039   else if (Node->isMessagingSetter())
1040     OS << "Setter";
1041 }
1042 
1043 void TextNodeDumper::VisitObjCSubscriptRefExpr(
1044     const ObjCSubscriptRefExpr *Node) {
1045   if (Node->isArraySubscriptRefExpr())
1046     OS << " Kind=ArraySubscript GetterForArray=\"";
1047   else
1048     OS << " Kind=DictionarySubscript GetterForDictionary=\"";
1049   if (Node->getAtIndexMethodDecl())
1050     Node->getAtIndexMethodDecl()->getSelector().print(OS);
1051   else
1052     OS << "(null)";
1053 
1054   if (Node->isArraySubscriptRefExpr())
1055     OS << "\" SetterForArray=\"";
1056   else
1057     OS << "\" SetterForDictionary=\"";
1058   if (Node->setAtIndexMethodDecl())
1059     Node->setAtIndexMethodDecl()->getSelector().print(OS);
1060   else
1061     OS << "(null)";
1062 }
1063 
1064 void TextNodeDumper::VisitObjCBoolLiteralExpr(const ObjCBoolLiteralExpr *Node) {
1065   OS << " " << (Node->getValue() ? "__objc_yes" : "__objc_no");
1066 }
1067 
1068 void TextNodeDumper::VisitRValueReferenceType(const ReferenceType *T) {
1069   if (T->isSpelledAsLValue())
1070     OS << " written as lvalue reference";
1071 }
1072 
1073 void TextNodeDumper::VisitArrayType(const ArrayType *T) {
1074   switch (T->getSizeModifier()) {
1075   case ArrayType::Normal:
1076     break;
1077   case ArrayType::Static:
1078     OS << " static";
1079     break;
1080   case ArrayType::Star:
1081     OS << " *";
1082     break;
1083   }
1084   OS << " " << T->getIndexTypeQualifiers().getAsString();
1085 }
1086 
1087 void TextNodeDumper::VisitConstantArrayType(const ConstantArrayType *T) {
1088   OS << " " << T->getSize();
1089   VisitArrayType(T);
1090 }
1091 
1092 void TextNodeDumper::VisitVariableArrayType(const VariableArrayType *T) {
1093   OS << " ";
1094   dumpSourceRange(T->getBracketsRange());
1095   VisitArrayType(T);
1096 }
1097 
1098 void TextNodeDumper::VisitDependentSizedArrayType(
1099     const DependentSizedArrayType *T) {
1100   VisitArrayType(T);
1101   OS << " ";
1102   dumpSourceRange(T->getBracketsRange());
1103 }
1104 
1105 void TextNodeDumper::VisitDependentSizedExtVectorType(
1106     const DependentSizedExtVectorType *T) {
1107   OS << " ";
1108   dumpLocation(T->getAttributeLoc());
1109 }
1110 
1111 void TextNodeDumper::VisitVectorType(const VectorType *T) {
1112   switch (T->getVectorKind()) {
1113   case VectorType::GenericVector:
1114     break;
1115   case VectorType::AltiVecVector:
1116     OS << " altivec";
1117     break;
1118   case VectorType::AltiVecPixel:
1119     OS << " altivec pixel";
1120     break;
1121   case VectorType::AltiVecBool:
1122     OS << " altivec bool";
1123     break;
1124   case VectorType::NeonVector:
1125     OS << " neon";
1126     break;
1127   case VectorType::NeonPolyVector:
1128     OS << " neon poly";
1129     break;
1130   }
1131   OS << " " << T->getNumElements();
1132 }
1133 
1134 void TextNodeDumper::VisitFunctionType(const FunctionType *T) {
1135   auto EI = T->getExtInfo();
1136   if (EI.getNoReturn())
1137     OS << " noreturn";
1138   if (EI.getProducesResult())
1139     OS << " produces_result";
1140   if (EI.getHasRegParm())
1141     OS << " regparm " << EI.getRegParm();
1142   OS << " " << FunctionType::getNameForCallConv(EI.getCC());
1143 }
1144 
1145 void TextNodeDumper::VisitFunctionProtoType(const FunctionProtoType *T) {
1146   auto EPI = T->getExtProtoInfo();
1147   if (EPI.HasTrailingReturn)
1148     OS << " trailing_return";
1149   if (T->isConst())
1150     OS << " const";
1151   if (T->isVolatile())
1152     OS << " volatile";
1153   if (T->isRestrict())
1154     OS << " restrict";
1155   if (T->getExtProtoInfo().Variadic)
1156     OS << " variadic";
1157   switch (EPI.RefQualifier) {
1158   case RQ_None:
1159     break;
1160   case RQ_LValue:
1161     OS << " &";
1162     break;
1163   case RQ_RValue:
1164     OS << " &&";
1165     break;
1166   }
1167   // FIXME: Exception specification.
1168   // FIXME: Consumed parameters.
1169   VisitFunctionType(T);
1170 }
1171 
1172 void TextNodeDumper::VisitUnresolvedUsingType(const UnresolvedUsingType *T) {
1173   dumpDeclRef(T->getDecl());
1174 }
1175 
1176 void TextNodeDumper::VisitTypedefType(const TypedefType *T) {
1177   dumpDeclRef(T->getDecl());
1178 }
1179 
1180 void TextNodeDumper::VisitUnaryTransformType(const UnaryTransformType *T) {
1181   switch (T->getUTTKind()) {
1182   case UnaryTransformType::EnumUnderlyingType:
1183     OS << " underlying_type";
1184     break;
1185   }
1186 }
1187 
1188 void TextNodeDumper::VisitTagType(const TagType *T) {
1189   dumpDeclRef(T->getDecl());
1190 }
1191 
1192 void TextNodeDumper::VisitTemplateTypeParmType(const TemplateTypeParmType *T) {
1193   OS << " depth " << T->getDepth() << " index " << T->getIndex();
1194   if (T->isParameterPack())
1195     OS << " pack";
1196   dumpDeclRef(T->getDecl());
1197 }
1198 
1199 void TextNodeDumper::VisitAutoType(const AutoType *T) {
1200   if (T->isDecltypeAuto())
1201     OS << " decltype(auto)";
1202   if (!T->isDeduced())
1203     OS << " undeduced";
1204   if (T->isConstrained()) {
1205     dumpDeclRef(T->getTypeConstraintConcept());
1206     for (const auto &Arg : T->getTypeConstraintArguments())
1207       VisitTemplateArgument(Arg);
1208   }
1209 }
1210 
1211 void TextNodeDumper::VisitTemplateSpecializationType(
1212     const TemplateSpecializationType *T) {
1213   if (T->isTypeAlias())
1214     OS << " alias";
1215   OS << " ";
1216   T->getTemplateName().dump(OS);
1217 }
1218 
1219 void TextNodeDumper::VisitInjectedClassNameType(
1220     const InjectedClassNameType *T) {
1221   dumpDeclRef(T->getDecl());
1222 }
1223 
1224 void TextNodeDumper::VisitObjCInterfaceType(const ObjCInterfaceType *T) {
1225   dumpDeclRef(T->getDecl());
1226 }
1227 
1228 void TextNodeDumper::VisitPackExpansionType(const PackExpansionType *T) {
1229   if (auto N = T->getNumExpansions())
1230     OS << " expansions " << *N;
1231 }
1232 
1233 void TextNodeDumper::VisitLabelDecl(const LabelDecl *D) { dumpName(D); }
1234 
1235 void TextNodeDumper::VisitTypedefDecl(const TypedefDecl *D) {
1236   dumpName(D);
1237   dumpType(D->getUnderlyingType());
1238   if (D->isModulePrivate())
1239     OS << " __module_private__";
1240 }
1241 
1242 void TextNodeDumper::VisitEnumDecl(const EnumDecl *D) {
1243   if (D->isScoped()) {
1244     if (D->isScopedUsingClassTag())
1245       OS << " class";
1246     else
1247       OS << " struct";
1248   }
1249   dumpName(D);
1250   if (D->isModulePrivate())
1251     OS << " __module_private__";
1252   if (D->isFixed())
1253     dumpType(D->getIntegerType());
1254 }
1255 
1256 void TextNodeDumper::VisitRecordDecl(const RecordDecl *D) {
1257   OS << ' ' << D->getKindName();
1258   dumpName(D);
1259   if (D->isModulePrivate())
1260     OS << " __module_private__";
1261   if (D->isCompleteDefinition())
1262     OS << " definition";
1263 }
1264 
1265 void TextNodeDumper::VisitEnumConstantDecl(const EnumConstantDecl *D) {
1266   dumpName(D);
1267   dumpType(D->getType());
1268 }
1269 
1270 void TextNodeDumper::VisitIndirectFieldDecl(const IndirectFieldDecl *D) {
1271   dumpName(D);
1272   dumpType(D->getType());
1273 
1274   for (const auto *Child : D->chain())
1275     dumpDeclRef(Child);
1276 }
1277 
1278 void TextNodeDumper::VisitFunctionDecl(const FunctionDecl *D) {
1279   dumpName(D);
1280   dumpType(D->getType());
1281 
1282   StorageClass SC = D->getStorageClass();
1283   if (SC != SC_None)
1284     OS << ' ' << VarDecl::getStorageClassSpecifierString(SC);
1285   if (D->isInlineSpecified())
1286     OS << " inline";
1287   if (D->isVirtualAsWritten())
1288     OS << " virtual";
1289   if (D->isModulePrivate())
1290     OS << " __module_private__";
1291 
1292   if (D->isPure())
1293     OS << " pure";
1294   if (D->isDefaulted()) {
1295     OS << " default";
1296     if (D->isDeleted())
1297       OS << "_delete";
1298   }
1299   if (D->isDeletedAsWritten())
1300     OS << " delete";
1301   if (D->isTrivial())
1302     OS << " trivial";
1303 
1304   if (const auto *FPT = D->getType()->getAs<FunctionProtoType>()) {
1305     FunctionProtoType::ExtProtoInfo EPI = FPT->getExtProtoInfo();
1306     switch (EPI.ExceptionSpec.Type) {
1307     default:
1308       break;
1309     case EST_Unevaluated:
1310       OS << " noexcept-unevaluated " << EPI.ExceptionSpec.SourceDecl;
1311       break;
1312     case EST_Uninstantiated:
1313       OS << " noexcept-uninstantiated " << EPI.ExceptionSpec.SourceTemplate;
1314       break;
1315     }
1316   }
1317 
1318   if (const auto *MD = dyn_cast<CXXMethodDecl>(D)) {
1319     if (MD->size_overridden_methods() != 0) {
1320       auto dumpOverride = [=](const CXXMethodDecl *D) {
1321         SplitQualType T_split = D->getType().split();
1322         OS << D << " " << D->getParent()->getName()
1323            << "::" << D->getNameAsString() << " '"
1324            << QualType::getAsString(T_split, PrintPolicy) << "'";
1325       };
1326 
1327       AddChild([=] {
1328         auto Overrides = MD->overridden_methods();
1329         OS << "Overrides: [ ";
1330         dumpOverride(*Overrides.begin());
1331         for (const auto *Override :
1332              llvm::make_range(Overrides.begin() + 1, Overrides.end())) {
1333           OS << ", ";
1334           dumpOverride(Override);
1335         }
1336         OS << " ]";
1337       });
1338     }
1339   }
1340 
1341   // Since NumParams comes from the FunctionProtoType of the FunctionDecl and
1342   // the Params are set later, it is possible for a dump during debugging to
1343   // encounter a FunctionDecl that has been created but hasn't been assigned
1344   // ParmVarDecls yet.
1345   if (!D->param_empty() && !D->param_begin())
1346     OS << " <<<NULL params x " << D->getNumParams() << ">>>";
1347 }
1348 
1349 void TextNodeDumper::VisitLifetimeExtendedTemporaryDecl(
1350     const LifetimeExtendedTemporaryDecl *D) {
1351   OS << " extended by ";
1352   dumpBareDeclRef(D->getExtendingDecl());
1353   OS << " mangling ";
1354   {
1355     ColorScope Color(OS, ShowColors, ValueColor);
1356     OS << D->getManglingNumber();
1357   }
1358 }
1359 
1360 void TextNodeDumper::VisitFieldDecl(const FieldDecl *D) {
1361   dumpName(D);
1362   dumpType(D->getType());
1363   if (D->isMutable())
1364     OS << " mutable";
1365   if (D->isModulePrivate())
1366     OS << " __module_private__";
1367 }
1368 
1369 void TextNodeDumper::VisitVarDecl(const VarDecl *D) {
1370   dumpName(D);
1371   dumpType(D->getType());
1372   StorageClass SC = D->getStorageClass();
1373   if (SC != SC_None)
1374     OS << ' ' << VarDecl::getStorageClassSpecifierString(SC);
1375   switch (D->getTLSKind()) {
1376   case VarDecl::TLS_None:
1377     break;
1378   case VarDecl::TLS_Static:
1379     OS << " tls";
1380     break;
1381   case VarDecl::TLS_Dynamic:
1382     OS << " tls_dynamic";
1383     break;
1384   }
1385   if (D->isModulePrivate())
1386     OS << " __module_private__";
1387   if (D->isNRVOVariable())
1388     OS << " nrvo";
1389   if (D->isInline())
1390     OS << " inline";
1391   if (D->isConstexpr())
1392     OS << " constexpr";
1393   if (D->hasInit()) {
1394     switch (D->getInitStyle()) {
1395     case VarDecl::CInit:
1396       OS << " cinit";
1397       break;
1398     case VarDecl::CallInit:
1399       OS << " callinit";
1400       break;
1401     case VarDecl::ListInit:
1402       OS << " listinit";
1403       break;
1404     }
1405   }
1406   if (D->needsDestruction(D->getASTContext()))
1407     OS << " destroyed";
1408   if (D->isParameterPack())
1409     OS << " pack";
1410 }
1411 
1412 void TextNodeDumper::VisitBindingDecl(const BindingDecl *D) {
1413   dumpName(D);
1414   dumpType(D->getType());
1415 }
1416 
1417 void TextNodeDumper::VisitCapturedDecl(const CapturedDecl *D) {
1418   if (D->isNothrow())
1419     OS << " nothrow";
1420 }
1421 
1422 void TextNodeDumper::VisitImportDecl(const ImportDecl *D) {
1423   OS << ' ' << D->getImportedModule()->getFullModuleName();
1424 
1425   for (Decl *InitD :
1426        D->getASTContext().getModuleInitializers(D->getImportedModule()))
1427     dumpDeclRef(InitD, "initializer");
1428 }
1429 
1430 void TextNodeDumper::VisitPragmaCommentDecl(const PragmaCommentDecl *D) {
1431   OS << ' ';
1432   switch (D->getCommentKind()) {
1433   case PCK_Unknown:
1434     llvm_unreachable("unexpected pragma comment kind");
1435   case PCK_Compiler:
1436     OS << "compiler";
1437     break;
1438   case PCK_ExeStr:
1439     OS << "exestr";
1440     break;
1441   case PCK_Lib:
1442     OS << "lib";
1443     break;
1444   case PCK_Linker:
1445     OS << "linker";
1446     break;
1447   case PCK_User:
1448     OS << "user";
1449     break;
1450   }
1451   StringRef Arg = D->getArg();
1452   if (!Arg.empty())
1453     OS << " \"" << Arg << "\"";
1454 }
1455 
1456 void TextNodeDumper::VisitPragmaDetectMismatchDecl(
1457     const PragmaDetectMismatchDecl *D) {
1458   OS << " \"" << D->getName() << "\" \"" << D->getValue() << "\"";
1459 }
1460 
1461 void TextNodeDumper::VisitOMPExecutableDirective(
1462     const OMPExecutableDirective *D) {
1463   if (D->isStandaloneDirective())
1464     OS << " openmp_standalone_directive";
1465 }
1466 
1467 void TextNodeDumper::VisitOMPDeclareReductionDecl(
1468     const OMPDeclareReductionDecl *D) {
1469   dumpName(D);
1470   dumpType(D->getType());
1471   OS << " combiner";
1472   dumpPointer(D->getCombiner());
1473   if (const auto *Initializer = D->getInitializer()) {
1474     OS << " initializer";
1475     dumpPointer(Initializer);
1476     switch (D->getInitializerKind()) {
1477     case OMPDeclareReductionDecl::DirectInit:
1478       OS << " omp_priv = ";
1479       break;
1480     case OMPDeclareReductionDecl::CopyInit:
1481       OS << " omp_priv ()";
1482       break;
1483     case OMPDeclareReductionDecl::CallInit:
1484       break;
1485     }
1486   }
1487 }
1488 
1489 void TextNodeDumper::VisitOMPRequiresDecl(const OMPRequiresDecl *D) {
1490   for (const auto *C : D->clauselists()) {
1491     AddChild([=] {
1492       if (!C) {
1493         ColorScope Color(OS, ShowColors, NullColor);
1494         OS << "<<<NULL>>> OMPClause";
1495         return;
1496       }
1497       {
1498         ColorScope Color(OS, ShowColors, AttrColor);
1499         StringRef ClauseName(getOpenMPClauseName(C->getClauseKind()));
1500         OS << "OMP" << ClauseName.substr(/*Start=*/0, /*N=*/1).upper()
1501            << ClauseName.drop_front() << "Clause";
1502       }
1503       dumpPointer(C);
1504       dumpSourceRange(SourceRange(C->getBeginLoc(), C->getEndLoc()));
1505     });
1506   }
1507 }
1508 
1509 void TextNodeDumper::VisitOMPCapturedExprDecl(const OMPCapturedExprDecl *D) {
1510   dumpName(D);
1511   dumpType(D->getType());
1512 }
1513 
1514 void TextNodeDumper::VisitNamespaceDecl(const NamespaceDecl *D) {
1515   dumpName(D);
1516   if (D->isInline())
1517     OS << " inline";
1518   if (!D->isOriginalNamespace())
1519     dumpDeclRef(D->getOriginalNamespace(), "original");
1520 }
1521 
1522 void TextNodeDumper::VisitUsingDirectiveDecl(const UsingDirectiveDecl *D) {
1523   OS << ' ';
1524   dumpBareDeclRef(D->getNominatedNamespace());
1525 }
1526 
1527 void TextNodeDumper::VisitNamespaceAliasDecl(const NamespaceAliasDecl *D) {
1528   dumpName(D);
1529   dumpDeclRef(D->getAliasedNamespace());
1530 }
1531 
1532 void TextNodeDumper::VisitTypeAliasDecl(const TypeAliasDecl *D) {
1533   dumpName(D);
1534   dumpType(D->getUnderlyingType());
1535 }
1536 
1537 void TextNodeDumper::VisitTypeAliasTemplateDecl(
1538     const TypeAliasTemplateDecl *D) {
1539   dumpName(D);
1540 }
1541 
1542 void TextNodeDumper::VisitCXXRecordDecl(const CXXRecordDecl *D) {
1543   VisitRecordDecl(D);
1544   if (!D->isCompleteDefinition())
1545     return;
1546 
1547   AddChild([=] {
1548     {
1549       ColorScope Color(OS, ShowColors, DeclKindNameColor);
1550       OS << "DefinitionData";
1551     }
1552 #define FLAG(fn, name)                                                         \
1553   if (D->fn())                                                                 \
1554     OS << " " #name;
1555     FLAG(isParsingBaseSpecifiers, parsing_base_specifiers);
1556 
1557     FLAG(isGenericLambda, generic);
1558     FLAG(isLambda, lambda);
1559 
1560     FLAG(isAnonymousStructOrUnion, is_anonymous);
1561     FLAG(canPassInRegisters, pass_in_registers);
1562     FLAG(isEmpty, empty);
1563     FLAG(isAggregate, aggregate);
1564     FLAG(isStandardLayout, standard_layout);
1565     FLAG(isTriviallyCopyable, trivially_copyable);
1566     FLAG(isPOD, pod);
1567     FLAG(isTrivial, trivial);
1568     FLAG(isPolymorphic, polymorphic);
1569     FLAG(isAbstract, abstract);
1570     FLAG(isLiteral, literal);
1571 
1572     FLAG(hasUserDeclaredConstructor, has_user_declared_ctor);
1573     FLAG(hasConstexprNonCopyMoveConstructor, has_constexpr_non_copy_move_ctor);
1574     FLAG(hasMutableFields, has_mutable_fields);
1575     FLAG(hasVariantMembers, has_variant_members);
1576     FLAG(allowConstDefaultInit, can_const_default_init);
1577 
1578     AddChild([=] {
1579       {
1580         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1581         OS << "DefaultConstructor";
1582       }
1583       FLAG(hasDefaultConstructor, exists);
1584       FLAG(hasTrivialDefaultConstructor, trivial);
1585       FLAG(hasNonTrivialDefaultConstructor, non_trivial);
1586       FLAG(hasUserProvidedDefaultConstructor, user_provided);
1587       FLAG(hasConstexprDefaultConstructor, constexpr);
1588       FLAG(needsImplicitDefaultConstructor, needs_implicit);
1589       FLAG(defaultedDefaultConstructorIsConstexpr, defaulted_is_constexpr);
1590     });
1591 
1592     AddChild([=] {
1593       {
1594         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1595         OS << "CopyConstructor";
1596       }
1597       FLAG(hasSimpleCopyConstructor, simple);
1598       FLAG(hasTrivialCopyConstructor, trivial);
1599       FLAG(hasNonTrivialCopyConstructor, non_trivial);
1600       FLAG(hasUserDeclaredCopyConstructor, user_declared);
1601       FLAG(hasCopyConstructorWithConstParam, has_const_param);
1602       FLAG(needsImplicitCopyConstructor, needs_implicit);
1603       FLAG(needsOverloadResolutionForCopyConstructor,
1604            needs_overload_resolution);
1605       if (!D->needsOverloadResolutionForCopyConstructor())
1606         FLAG(defaultedCopyConstructorIsDeleted, defaulted_is_deleted);
1607       FLAG(implicitCopyConstructorHasConstParam, implicit_has_const_param);
1608     });
1609 
1610     AddChild([=] {
1611       {
1612         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1613         OS << "MoveConstructor";
1614       }
1615       FLAG(hasMoveConstructor, exists);
1616       FLAG(hasSimpleMoveConstructor, simple);
1617       FLAG(hasTrivialMoveConstructor, trivial);
1618       FLAG(hasNonTrivialMoveConstructor, non_trivial);
1619       FLAG(hasUserDeclaredMoveConstructor, user_declared);
1620       FLAG(needsImplicitMoveConstructor, needs_implicit);
1621       FLAG(needsOverloadResolutionForMoveConstructor,
1622            needs_overload_resolution);
1623       if (!D->needsOverloadResolutionForMoveConstructor())
1624         FLAG(defaultedMoveConstructorIsDeleted, defaulted_is_deleted);
1625     });
1626 
1627     AddChild([=] {
1628       {
1629         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1630         OS << "CopyAssignment";
1631       }
1632       FLAG(hasTrivialCopyAssignment, trivial);
1633       FLAG(hasNonTrivialCopyAssignment, non_trivial);
1634       FLAG(hasCopyAssignmentWithConstParam, has_const_param);
1635       FLAG(hasUserDeclaredCopyAssignment, user_declared);
1636       FLAG(needsImplicitCopyAssignment, needs_implicit);
1637       FLAG(needsOverloadResolutionForCopyAssignment, needs_overload_resolution);
1638       FLAG(implicitCopyAssignmentHasConstParam, implicit_has_const_param);
1639     });
1640 
1641     AddChild([=] {
1642       {
1643         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1644         OS << "MoveAssignment";
1645       }
1646       FLAG(hasMoveAssignment, exists);
1647       FLAG(hasSimpleMoveAssignment, simple);
1648       FLAG(hasTrivialMoveAssignment, trivial);
1649       FLAG(hasNonTrivialMoveAssignment, non_trivial);
1650       FLAG(hasUserDeclaredMoveAssignment, user_declared);
1651       FLAG(needsImplicitMoveAssignment, needs_implicit);
1652       FLAG(needsOverloadResolutionForMoveAssignment, needs_overload_resolution);
1653     });
1654 
1655     AddChild([=] {
1656       {
1657         ColorScope Color(OS, ShowColors, DeclKindNameColor);
1658         OS << "Destructor";
1659       }
1660       FLAG(hasSimpleDestructor, simple);
1661       FLAG(hasIrrelevantDestructor, irrelevant);
1662       FLAG(hasTrivialDestructor, trivial);
1663       FLAG(hasNonTrivialDestructor, non_trivial);
1664       FLAG(hasUserDeclaredDestructor, user_declared);
1665       FLAG(hasConstexprDestructor, constexpr);
1666       FLAG(needsImplicitDestructor, needs_implicit);
1667       FLAG(needsOverloadResolutionForDestructor, needs_overload_resolution);
1668       if (!D->needsOverloadResolutionForDestructor())
1669         FLAG(defaultedDestructorIsDeleted, defaulted_is_deleted);
1670     });
1671   });
1672 
1673   for (const auto &I : D->bases()) {
1674     AddChild([=] {
1675       if (I.isVirtual())
1676         OS << "virtual ";
1677       dumpAccessSpecifier(I.getAccessSpecifier());
1678       dumpType(I.getType());
1679       if (I.isPackExpansion())
1680         OS << "...";
1681     });
1682   }
1683 }
1684 
1685 void TextNodeDumper::VisitFunctionTemplateDecl(const FunctionTemplateDecl *D) {
1686   dumpName(D);
1687 }
1688 
1689 void TextNodeDumper::VisitClassTemplateDecl(const ClassTemplateDecl *D) {
1690   dumpName(D);
1691 }
1692 
1693 void TextNodeDumper::VisitVarTemplateDecl(const VarTemplateDecl *D) {
1694   dumpName(D);
1695 }
1696 
1697 void TextNodeDumper::VisitBuiltinTemplateDecl(const BuiltinTemplateDecl *D) {
1698   dumpName(D);
1699 }
1700 
1701 void TextNodeDumper::VisitTemplateTypeParmDecl(const TemplateTypeParmDecl *D) {
1702   if (const auto *TC = D->getTypeConstraint()) {
1703     OS << " ";
1704     dumpBareDeclRef(TC->getNamedConcept());
1705     if (TC->getNamedConcept() != TC->getFoundDecl()) {
1706       OS << " (";
1707       dumpBareDeclRef(TC->getFoundDecl());
1708       OS << ")";
1709     }
1710     Visit(TC->getImmediatelyDeclaredConstraint());
1711   } else if (D->wasDeclaredWithTypename())
1712     OS << " typename";
1713   else
1714     OS << " class";
1715   OS << " depth " << D->getDepth() << " index " << D->getIndex();
1716   if (D->isParameterPack())
1717     OS << " ...";
1718   dumpName(D);
1719 }
1720 
1721 void TextNodeDumper::VisitNonTypeTemplateParmDecl(
1722     const NonTypeTemplateParmDecl *D) {
1723   dumpType(D->getType());
1724   OS << " depth " << D->getDepth() << " index " << D->getIndex();
1725   if (D->isParameterPack())
1726     OS << " ...";
1727   dumpName(D);
1728 }
1729 
1730 void TextNodeDumper::VisitTemplateTemplateParmDecl(
1731     const TemplateTemplateParmDecl *D) {
1732   OS << " depth " << D->getDepth() << " index " << D->getIndex();
1733   if (D->isParameterPack())
1734     OS << " ...";
1735   dumpName(D);
1736 }
1737 
1738 void TextNodeDumper::VisitUsingDecl(const UsingDecl *D) {
1739   OS << ' ';
1740   if (D->getQualifier())
1741     D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
1742   OS << D->getNameAsString();
1743 }
1744 
1745 void TextNodeDumper::VisitUnresolvedUsingTypenameDecl(
1746     const UnresolvedUsingTypenameDecl *D) {
1747   OS << ' ';
1748   if (D->getQualifier())
1749     D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
1750   OS << D->getNameAsString();
1751 }
1752 
1753 void TextNodeDumper::VisitUnresolvedUsingValueDecl(
1754     const UnresolvedUsingValueDecl *D) {
1755   OS << ' ';
1756   if (D->getQualifier())
1757     D->getQualifier()->print(OS, D->getASTContext().getPrintingPolicy());
1758   OS << D->getNameAsString();
1759   dumpType(D->getType());
1760 }
1761 
1762 void TextNodeDumper::VisitUsingShadowDecl(const UsingShadowDecl *D) {
1763   OS << ' ';
1764   dumpBareDeclRef(D->getTargetDecl());
1765 }
1766 
1767 void TextNodeDumper::VisitConstructorUsingShadowDecl(
1768     const ConstructorUsingShadowDecl *D) {
1769   if (D->constructsVirtualBase())
1770     OS << " virtual";
1771 
1772   AddChild([=] {
1773     OS << "target ";
1774     dumpBareDeclRef(D->getTargetDecl());
1775   });
1776 
1777   AddChild([=] {
1778     OS << "nominated ";
1779     dumpBareDeclRef(D->getNominatedBaseClass());
1780     OS << ' ';
1781     dumpBareDeclRef(D->getNominatedBaseClassShadowDecl());
1782   });
1783 
1784   AddChild([=] {
1785     OS << "constructed ";
1786     dumpBareDeclRef(D->getConstructedBaseClass());
1787     OS << ' ';
1788     dumpBareDeclRef(D->getConstructedBaseClassShadowDecl());
1789   });
1790 }
1791 
1792 void TextNodeDumper::VisitLinkageSpecDecl(const LinkageSpecDecl *D) {
1793   switch (D->getLanguage()) {
1794   case LinkageSpecDecl::lang_c:
1795     OS << " C";
1796     break;
1797   case LinkageSpecDecl::lang_cxx:
1798     OS << " C++";
1799     break;
1800   }
1801 }
1802 
1803 void TextNodeDumper::VisitAccessSpecDecl(const AccessSpecDecl *D) {
1804   OS << ' ';
1805   dumpAccessSpecifier(D->getAccess());
1806 }
1807 
1808 void TextNodeDumper::VisitFriendDecl(const FriendDecl *D) {
1809   if (TypeSourceInfo *T = D->getFriendType())
1810     dumpType(T->getType());
1811 }
1812 
1813 void TextNodeDumper::VisitObjCIvarDecl(const ObjCIvarDecl *D) {
1814   dumpName(D);
1815   dumpType(D->getType());
1816   if (D->getSynthesize())
1817     OS << " synthesize";
1818 
1819   switch (D->getAccessControl()) {
1820   case ObjCIvarDecl::None:
1821     OS << " none";
1822     break;
1823   case ObjCIvarDecl::Private:
1824     OS << " private";
1825     break;
1826   case ObjCIvarDecl::Protected:
1827     OS << " protected";
1828     break;
1829   case ObjCIvarDecl::Public:
1830     OS << " public";
1831     break;
1832   case ObjCIvarDecl::Package:
1833     OS << " package";
1834     break;
1835   }
1836 }
1837 
1838 void TextNodeDumper::VisitObjCMethodDecl(const ObjCMethodDecl *D) {
1839   if (D->isInstanceMethod())
1840     OS << " -";
1841   else
1842     OS << " +";
1843   dumpName(D);
1844   dumpType(D->getReturnType());
1845 
1846   if (D->isVariadic())
1847     OS << " variadic";
1848 }
1849 
1850 void TextNodeDumper::VisitObjCTypeParamDecl(const ObjCTypeParamDecl *D) {
1851   dumpName(D);
1852   switch (D->getVariance()) {
1853   case ObjCTypeParamVariance::Invariant:
1854     break;
1855 
1856   case ObjCTypeParamVariance::Covariant:
1857     OS << " covariant";
1858     break;
1859 
1860   case ObjCTypeParamVariance::Contravariant:
1861     OS << " contravariant";
1862     break;
1863   }
1864 
1865   if (D->hasExplicitBound())
1866     OS << " bounded";
1867   dumpType(D->getUnderlyingType());
1868 }
1869 
1870 void TextNodeDumper::VisitObjCCategoryDecl(const ObjCCategoryDecl *D) {
1871   dumpName(D);
1872   dumpDeclRef(D->getClassInterface());
1873   dumpDeclRef(D->getImplementation());
1874   for (const auto *P : D->protocols())
1875     dumpDeclRef(P);
1876 }
1877 
1878 void TextNodeDumper::VisitObjCCategoryImplDecl(const ObjCCategoryImplDecl *D) {
1879   dumpName(D);
1880   dumpDeclRef(D->getClassInterface());
1881   dumpDeclRef(D->getCategoryDecl());
1882 }
1883 
1884 void TextNodeDumper::VisitObjCProtocolDecl(const ObjCProtocolDecl *D) {
1885   dumpName(D);
1886 
1887   for (const auto *Child : D->protocols())
1888     dumpDeclRef(Child);
1889 }
1890 
1891 void TextNodeDumper::VisitObjCInterfaceDecl(const ObjCInterfaceDecl *D) {
1892   dumpName(D);
1893   dumpDeclRef(D->getSuperClass(), "super");
1894 
1895   dumpDeclRef(D->getImplementation());
1896   for (const auto *Child : D->protocols())
1897     dumpDeclRef(Child);
1898 }
1899 
1900 void TextNodeDumper::VisitObjCImplementationDecl(
1901     const ObjCImplementationDecl *D) {
1902   dumpName(D);
1903   dumpDeclRef(D->getSuperClass(), "super");
1904   dumpDeclRef(D->getClassInterface());
1905 }
1906 
1907 void TextNodeDumper::VisitObjCCompatibleAliasDecl(
1908     const ObjCCompatibleAliasDecl *D) {
1909   dumpName(D);
1910   dumpDeclRef(D->getClassInterface());
1911 }
1912 
1913 void TextNodeDumper::VisitObjCPropertyDecl(const ObjCPropertyDecl *D) {
1914   dumpName(D);
1915   dumpType(D->getType());
1916 
1917   if (D->getPropertyImplementation() == ObjCPropertyDecl::Required)
1918     OS << " required";
1919   else if (D->getPropertyImplementation() == ObjCPropertyDecl::Optional)
1920     OS << " optional";
1921 
1922   ObjCPropertyDecl::PropertyAttributeKind Attrs = D->getPropertyAttributes();
1923   if (Attrs != ObjCPropertyDecl::OBJC_PR_noattr) {
1924     if (Attrs & ObjCPropertyDecl::OBJC_PR_readonly)
1925       OS << " readonly";
1926     if (Attrs & ObjCPropertyDecl::OBJC_PR_assign)
1927       OS << " assign";
1928     if (Attrs & ObjCPropertyDecl::OBJC_PR_readwrite)
1929       OS << " readwrite";
1930     if (Attrs & ObjCPropertyDecl::OBJC_PR_retain)
1931       OS << " retain";
1932     if (Attrs & ObjCPropertyDecl::OBJC_PR_copy)
1933       OS << " copy";
1934     if (Attrs & ObjCPropertyDecl::OBJC_PR_nonatomic)
1935       OS << " nonatomic";
1936     if (Attrs & ObjCPropertyDecl::OBJC_PR_atomic)
1937       OS << " atomic";
1938     if (Attrs & ObjCPropertyDecl::OBJC_PR_weak)
1939       OS << " weak";
1940     if (Attrs & ObjCPropertyDecl::OBJC_PR_strong)
1941       OS << " strong";
1942     if (Attrs & ObjCPropertyDecl::OBJC_PR_unsafe_unretained)
1943       OS << " unsafe_unretained";
1944     if (Attrs & ObjCPropertyDecl::OBJC_PR_class)
1945       OS << " class";
1946     if (Attrs & ObjCPropertyDecl::OBJC_PR_direct)
1947       OS << " direct";
1948     if (Attrs & ObjCPropertyDecl::OBJC_PR_getter)
1949       dumpDeclRef(D->getGetterMethodDecl(), "getter");
1950     if (Attrs & ObjCPropertyDecl::OBJC_PR_setter)
1951       dumpDeclRef(D->getSetterMethodDecl(), "setter");
1952   }
1953 }
1954 
1955 void TextNodeDumper::VisitObjCPropertyImplDecl(const ObjCPropertyImplDecl *D) {
1956   dumpName(D->getPropertyDecl());
1957   if (D->getPropertyImplementation() == ObjCPropertyImplDecl::Synthesize)
1958     OS << " synthesize";
1959   else
1960     OS << " dynamic";
1961   dumpDeclRef(D->getPropertyDecl());
1962   dumpDeclRef(D->getPropertyIvarDecl());
1963 }
1964 
1965 void TextNodeDumper::VisitBlockDecl(const BlockDecl *D) {
1966   if (D->isVariadic())
1967     OS << " variadic";
1968 
1969   if (D->capturesCXXThis())
1970     OS << " captures_this";
1971 }
1972 
1973 void TextNodeDumper::VisitConceptDecl(const ConceptDecl *D) {
1974   dumpName(D);
1975 }
1976