Clang Project

clang_source_code/lib/Serialization/ASTWriterDecl.cpp
1//===--- ASTWriterDecl.cpp - Declaration Serialization --------------------===//
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 serialization for Declarations.
10//
11//===----------------------------------------------------------------------===//
12
13#include "ASTCommon.h"
14#include "clang/AST/DeclCXX.h"
15#include "clang/AST/DeclContextInternals.h"
16#include "clang/AST/DeclTemplate.h"
17#include "clang/AST/DeclVisitor.h"
18#include "clang/AST/Expr.h"
19#include "clang/AST/OpenMPClause.h"
20#include "clang/AST/PrettyDeclStackTrace.h"
21#include "clang/Basic/SourceManager.h"
22#include "clang/Serialization/ASTReader.h"
23#include "clang/Serialization/ASTWriter.h"
24#include "llvm/Bitcode/BitstreamWriter.h"
25#include "llvm/Support/ErrorHandling.h"
26using namespace clang;
27using namespace serialization;
28
29//===----------------------------------------------------------------------===//
30// Declaration serialization
31//===----------------------------------------------------------------------===//
32
33namespace clang {
34  class ASTDeclWriter : public DeclVisitor<ASTDeclWriter, void> {
35    ASTWriter &Writer;
36    ASTContext &Context;
37    ASTRecordWriter Record;
38
39    serialization::DeclCode Code;
40    unsigned AbbrevToUse;
41
42  public:
43    ASTDeclWriter(ASTWriter &Writer, ASTContext &Context,
44                  ASTWriter::RecordDataImpl &Record)
45        : Writer(Writer), Context(Context), Record(Writer, Record),
46          Code((serialization::DeclCode)0), AbbrevToUse(0) {}
47
48    uint64_t Emit(Decl *D) {
49      if (!Code)
50        llvm::report_fatal_error(StringRef("unexpected declaration kind '") +
51            D->getDeclKindName() + "'");
52      return Record.Emit(Code, AbbrevToUse);
53    }
54
55    void Visit(Decl *D);
56
57    void VisitDecl(Decl *D);
58    void VisitPragmaCommentDecl(PragmaCommentDecl *D);
59    void VisitPragmaDetectMismatchDecl(PragmaDetectMismatchDecl *D);
60    void VisitTranslationUnitDecl(TranslationUnitDecl *D);
61    void VisitNamedDecl(NamedDecl *D);
62    void VisitLabelDecl(LabelDecl *LD);
63    void VisitNamespaceDecl(NamespaceDecl *D);
64    void VisitUsingDirectiveDecl(UsingDirectiveDecl *D);
65    void VisitNamespaceAliasDecl(NamespaceAliasDecl *D);
66    void VisitTypeDecl(TypeDecl *D);
67    void VisitTypedefNameDecl(TypedefNameDecl *D);
68    void VisitTypedefDecl(TypedefDecl *D);
69    void VisitTypeAliasDecl(TypeAliasDecl *D);
70    void VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D);
71    void VisitTagDecl(TagDecl *D);
72    void VisitEnumDecl(EnumDecl *D);
73    void VisitRecordDecl(RecordDecl *D);
74    void VisitCXXRecordDecl(CXXRecordDecl *D);
75    void VisitClassTemplateSpecializationDecl(
76                                            ClassTemplateSpecializationDecl *D);
77    void VisitClassTemplatePartialSpecializationDecl(
78                                     ClassTemplatePartialSpecializationDecl *D);
79    void VisitVarTemplateSpecializationDecl(VarTemplateSpecializationDecl *D);
80    void VisitVarTemplatePartialSpecializationDecl(
81        VarTemplatePartialSpecializationDecl *D);
82    void VisitClassScopeFunctionSpecializationDecl(
83                                       ClassScopeFunctionSpecializationDecl *D);
84    void VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D);
85    void VisitValueDecl(ValueDecl *D);
86    void VisitEnumConstantDecl(EnumConstantDecl *D);
87    void VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D);
88    void VisitDeclaratorDecl(DeclaratorDecl *D);
89    void VisitFunctionDecl(FunctionDecl *D);
90    void VisitCXXDeductionGuideDecl(CXXDeductionGuideDecl *D);
91    void VisitCXXMethodDecl(CXXMethodDecl *D);
92    void VisitCXXConstructorDecl(CXXConstructorDecl *D);
93    void VisitCXXDestructorDecl(CXXDestructorDecl *D);
94    void VisitCXXConversionDecl(CXXConversionDecl *D);
95    void VisitFieldDecl(FieldDecl *D);
96    void VisitMSPropertyDecl(MSPropertyDecl *D);
97    void VisitIndirectFieldDecl(IndirectFieldDecl *D);
98    void VisitVarDecl(VarDecl *D);
99    void VisitImplicitParamDecl(ImplicitParamDecl *D);
100    void VisitParmVarDecl(ParmVarDecl *D);
101    void VisitDecompositionDecl(DecompositionDecl *D);
102    void VisitBindingDecl(BindingDecl *D);
103    void VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D);
104    void VisitTemplateDecl(TemplateDecl *D);
105    void VisitRedeclarableTemplateDecl(RedeclarableTemplateDecl *D);
106    void VisitClassTemplateDecl(ClassTemplateDecl *D);
107    void VisitVarTemplateDecl(VarTemplateDecl *D);
108    void VisitFunctionTemplateDecl(FunctionTemplateDecl *D);
109    void VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D);
110    void VisitTypeAliasTemplateDecl(TypeAliasTemplateDecl *D);
111    void VisitUsingDecl(UsingDecl *D);
112    void VisitUsingPackDecl(UsingPackDecl *D);
113    void VisitUsingShadowDecl(UsingShadowDecl *D);
114    void VisitConstructorUsingShadowDecl(ConstructorUsingShadowDecl *D);
115    void VisitLinkageSpecDecl(LinkageSpecDecl *D);
116    void VisitExportDecl(ExportDecl *D);
117    void VisitFileScopeAsmDecl(FileScopeAsmDecl *D);
118    void VisitImportDecl(ImportDecl *D);
119    void VisitAccessSpecDecl(AccessSpecDecl *D);
120    void VisitFriendDecl(FriendDecl *D);
121    void VisitFriendTemplateDecl(FriendTemplateDecl *D);
122    void VisitStaticAssertDecl(StaticAssertDecl *D);
123    void VisitBlockDecl(BlockDecl *D);
124    void VisitCapturedDecl(CapturedDecl *D);
125    void VisitEmptyDecl(EmptyDecl *D);
126
127    void VisitDeclContext(DeclContext *DC);
128    template <typename T> void VisitRedeclarable(Redeclarable<T> *D);
129
130
131    // FIXME: Put in the same order is DeclNodes.td?
132    void VisitObjCMethodDecl(ObjCMethodDecl *D);
133    void VisitObjCTypeParamDecl(ObjCTypeParamDecl *D);
134    void VisitObjCContainerDecl(ObjCContainerDecl *D);
135    void VisitObjCInterfaceDecl(ObjCInterfaceDecl *D);
136    void VisitObjCIvarDecl(ObjCIvarDecl *D);
137    void VisitObjCProtocolDecl(ObjCProtocolDecl *D);
138    void VisitObjCAtDefsFieldDecl(ObjCAtDefsFieldDecl *D);
139    void VisitObjCCategoryDecl(ObjCCategoryDecl *D);
140    void VisitObjCImplDecl(ObjCImplDecl *D);
141    void VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D);
142    void VisitObjCImplementationDecl(ObjCImplementationDecl *D);
143    void VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *D);
144    void VisitObjCPropertyDecl(ObjCPropertyDecl *D);
145    void VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D);
146    void VisitOMPThreadPrivateDecl(OMPThreadPrivateDecl *D);
147    void VisitOMPAllocateDecl(OMPAllocateDecl *D);
148    void VisitOMPRequiresDecl(OMPRequiresDecl *D);
149    void VisitOMPDeclareReductionDecl(OMPDeclareReductionDecl *D);
150    void VisitOMPDeclareMapperDecl(OMPDeclareMapperDecl *D);
151    void VisitOMPCapturedExprDecl(OMPCapturedExprDecl *D);
152
153    /// Add an Objective-C type parameter list to the given record.
154    void AddObjCTypeParamList(ObjCTypeParamList *typeParams) {
155      // Empty type parameter list.
156      if (!typeParams) {
157        Record.push_back(0);
158        return;
159      }
160
161      Record.push_back(typeParams->size());
162      for (auto typeParam : *typeParams) {
163        Record.AddDeclRef(typeParam);
164      }
165      Record.AddSourceLocation(typeParams->getLAngleLoc());
166      Record.AddSourceLocation(typeParams->getRAngleLoc());
167    }
168
169    /// Add to the record the first declaration from each module file that
170    /// provides a declaration of D. The intent is to provide a sufficient
171    /// set such that reloading this set will load all current redeclarations.
172    void AddFirstDeclFromEachModule(const Decl *D, bool IncludeLocal) {
173      llvm::MapVector<ModuleFile*, const Decl*> Firsts;
174      // FIXME: We can skip entries that we know are implied by others.
175      for (const Decl *R = D->getMostRecentDecl(); R; R = R->getPreviousDecl()) {
176        if (R->isFromASTFile())
177          Firsts[Writer.Chain->getOwningModuleFile(R)] = R;
178        else if (IncludeLocal)
179          Firsts[nullptr] = R;
180      }
181      for (const auto &F : Firsts)
182        Record.AddDeclRef(F.second);
183    }
184
185    /// Get the specialization decl from an entry in the specialization list.
186    template <typename EntryType>
187    typename RedeclarableTemplateDecl::SpecEntryTraits<EntryType>::DeclType *
188    getSpecializationDecl(EntryType &T) {
189      return RedeclarableTemplateDecl::SpecEntryTraits<EntryType>::getDecl(&T);
190    }
191
192    /// Get the list of partial specializations from a template's common ptr.
193    template<typename T>
194    decltype(T::PartialSpecializations) &getPartialSpecializations(T *Common) {
195      return Common->PartialSpecializations;
196    }
197    ArrayRef<Decl> getPartialSpecializations(FunctionTemplateDecl::Common *) {
198      return None;
199    }
200
201    template<typename DeclTy>
202    void AddTemplateSpecializations(DeclTy *D) {
203      auto *Common = D->getCommonPtr();
204
205      // If we have any lazy specializations, and the external AST source is
206      // our chained AST reader, we can just write out the DeclIDs. Otherwise,
207      // we need to resolve them to actual declarations.
208      if (Writer.Chain != Writer.Context->getExternalSource() &&
209          Common->LazySpecializations) {
210        D->LoadLazySpecializations();
211        LazySpecializations", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 211, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!Common->LazySpecializations);
212      }
213
214      ArrayRef<DeclID> LazySpecializations;
215      if (auto *LS = Common->LazySpecializations)
216        LazySpecializations = llvm::makeArrayRef(LS + 1, LS[0]);
217
218      // Add a slot to the record for the number of specializations.
219      unsigned I = Record.size();
220      Record.push_back(0);
221
222      // AddFirstDeclFromEachModule might trigger deserialization, invalidating
223      // *Specializations iterators.
224      llvm::SmallVector<const Decl*, 16> Specs;
225      for (auto &Entry : Common->Specializations)
226        Specs.push_back(getSpecializationDecl(Entry));
227      for (auto &Entry : getPartialSpecializations(Common))
228        Specs.push_back(getSpecializationDecl(Entry));
229
230      for (auto *D : Specs) {
231         (0) . __assert_fail ("D->isCanonicalDecl() && \"non-canonical decl in set\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 231, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(D->isCanonicalDecl() && "non-canonical decl in set");
232        AddFirstDeclFromEachModule(D, /*IncludeLocal*/true);
233      }
234      Record.append(LazySpecializations.begin(), LazySpecializations.end());
235
236      // Update the size entry we added earlier.
237      Record[I] = Record.size() - I - 1;
238    }
239
240    /// Ensure that this template specialization is associated with the specified
241    /// template on reload.
242    void RegisterTemplateSpecialization(const Decl *Template,
243                                        const Decl *Specialization) {
244      Template = Template->getCanonicalDecl();
245
246      // If the canonical template is local, we'll write out this specialization
247      // when we emit it.
248      // FIXME: We can do the same thing if there is any local declaration of
249      // the template, to avoid emitting an update record.
250      if (!Template->isFromASTFile())
251        return;
252
253      // We only need to associate the first local declaration of the
254      // specialization. The other declarations will get pulled in by it.
255      if (Writer.getFirstLocalDecl(Specialization) != Specialization)
256        return;
257
258      Writer.DeclUpdates[Template].push_back(ASTWriter::DeclUpdate(
259          UPD_CXX_ADDED_TEMPLATE_SPECIALIZATION, Specialization));
260    }
261  };
262}
263
264void ASTDeclWriter::Visit(Decl *D) {
265  DeclVisitor<ASTDeclWriter>::Visit(D);
266
267  // Source locations require array (variable-length) abbreviations.  The
268  // abbreviation infrastructure requires that arrays are encoded last, so
269  // we handle it here in the case of those classes derived from DeclaratorDecl
270  if (DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) {
271    if (auto *TInfo = DD->getTypeSourceInfo())
272      Record.AddTypeLoc(TInfo->getTypeLoc());
273  }
274
275  // Handle FunctionDecl's body here and write it after all other Stmts/Exprs
276  // have been written. We want it last because we will not read it back when
277  // retrieving it from the AST, we'll just lazily set the offset.
278  if (FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
279    Record.push_back(FD->doesThisDeclarationHaveABody());
280    if (FD->doesThisDeclarationHaveABody())
281      Record.AddFunctionDefinition(FD);
282  }
283
284  // If this declaration is also a DeclContext, write blocks for the
285  // declarations that lexically stored inside its context and those
286  // declarations that are visible from its context.
287  if (DeclContext *DC = dyn_cast<DeclContext>(D))
288    VisitDeclContext(DC);
289}
290
291void ASTDeclWriter::VisitDecl(Decl *D) {
292  Record.AddDeclRef(cast_or_null<Decl>(D->getDeclContext()));
293  if (D->getDeclContext() != D->getLexicalDeclContext())
294    Record.AddDeclRef(cast_or_null<Decl>(D->getLexicalDeclContext()));
295  else
296    Record.push_back(0);
297  Record.push_back(D->isInvalidDecl());
298  Record.push_back(D->hasAttrs());
299  if (D->hasAttrs())
300    Record.AddAttributes(D->getAttrs());
301  Record.push_back(D->isImplicit());
302  Record.push_back(D->isUsed(false));
303  Record.push_back(D->isReferenced());
304  Record.push_back(D->isTopLevelDeclInObjCContainer());
305  Record.push_back(D->getAccess());
306  Record.push_back(D->isModulePrivate());
307  Record.push_back(Writer.getSubmoduleID(D->getOwningModule()));
308
309  // If this declaration injected a name into a context different from its
310  // lexical context, and that context is an imported namespace, we need to
311  // update its visible declarations to include this name.
312  //
313  // This happens when we instantiate a class with a friend declaration or a
314  // function with a local extern declaration, for instance.
315  //
316  // FIXME: Can we handle this in AddedVisibleDecl instead?
317  if (D->isOutOfLine()) {
318    auto *DC = D->getDeclContext();
319    while (auto *NS = dyn_cast<NamespaceDecl>(DC->getRedeclContext())) {
320      if (!NS->isFromASTFile())
321        break;
322      Writer.UpdatedDeclContexts.insert(NS->getPrimaryContext());
323      if (!NS->isInlineNamespace())
324        break;
325      DC = NS->getParent();
326    }
327  }
328}
329
330void ASTDeclWriter::VisitPragmaCommentDecl(PragmaCommentDecl *D) {
331  StringRef Arg = D->getArg();
332  Record.push_back(Arg.size());
333  VisitDecl(D);
334  Record.AddSourceLocation(D->getBeginLoc());
335  Record.push_back(D->getCommentKind());
336  Record.AddString(Arg);
337  Code = serialization::DECL_PRAGMA_COMMENT;
338}
339
340void ASTDeclWriter::VisitPragmaDetectMismatchDecl(
341    PragmaDetectMismatchDecl *D) {
342  StringRef Name = D->getName();
343  StringRef Value = D->getValue();
344  Record.push_back(Name.size() + 1 + Value.size());
345  VisitDecl(D);
346  Record.AddSourceLocation(D->getBeginLoc());
347  Record.AddString(Name);
348  Record.AddString(Value);
349  Code = serialization::DECL_PRAGMA_DETECT_MISMATCH;
350}
351
352void ASTDeclWriter::VisitTranslationUnitDecl(TranslationUnitDecl *D) {
353  llvm_unreachable("Translation units aren't directly serialized");
354}
355
356void ASTDeclWriter::VisitNamedDecl(NamedDecl *D) {
357  VisitDecl(D);
358  Record.AddDeclarationName(D->getDeclName());
359  Record.push_back(needsAnonymousDeclarationNumber(D)
360                       ? Writer.getAnonymousDeclarationNumber(D)
361                       : 0);
362}
363
364void ASTDeclWriter::VisitTypeDecl(TypeDecl *D) {
365  VisitNamedDecl(D);
366  Record.AddSourceLocation(D->getBeginLoc());
367  Record.AddTypeRef(QualType(D->getTypeForDecl(), 0));
368}
369
370void ASTDeclWriter::VisitTypedefNameDecl(TypedefNameDecl *D) {
371  VisitRedeclarable(D);
372  VisitTypeDecl(D);
373  Record.AddTypeSourceInfo(D->getTypeSourceInfo());
374  Record.push_back(D->isModed());
375  if (D->isModed())
376    Record.AddTypeRef(D->getUnderlyingType());
377  Record.AddDeclRef(D->getAnonDeclWithTypedefName(false));
378}
379
380void ASTDeclWriter::VisitTypedefDecl(TypedefDecl *D) {
381  VisitTypedefNameDecl(D);
382  if (D->getDeclContext() == D->getLexicalDeclContext() &&
383      !D->hasAttrs() &&
384      !D->isImplicit() &&
385      D->getFirstDecl() == D->getMostRecentDecl() &&
386      !D->isInvalidDecl() &&
387      !D->isTopLevelDeclInObjCContainer() &&
388      !D->isModulePrivate() &&
389      !needsAnonymousDeclarationNumber(D) &&
390      D->getDeclName().getNameKind() == DeclarationName::Identifier)
391    AbbrevToUse = Writer.getDeclTypedefAbbrev();
392
393  Code = serialization::DECL_TYPEDEF;
394}
395
396void ASTDeclWriter::VisitTypeAliasDecl(TypeAliasDecl *D) {
397  VisitTypedefNameDecl(D);
398  Record.AddDeclRef(D->getDescribedAliasTemplate());
399  Code = serialization::DECL_TYPEALIAS;
400}
401
402void ASTDeclWriter::VisitTagDecl(TagDecl *D) {
403  VisitRedeclarable(D);
404  VisitTypeDecl(D);
405  Record.push_back(D->getIdentifierNamespace());
406  Record.push_back((unsigned)D->getTagKind()); // FIXME: stable encoding
407  if (!isa<CXXRecordDecl>(D))
408    Record.push_back(D->isCompleteDefinition());
409  Record.push_back(D->isEmbeddedInDeclarator());
410  Record.push_back(D->isFreeStanding());
411  Record.push_back(D->isCompleteDefinitionRequired());
412  Record.AddSourceRange(D->getBraceRange());
413
414  if (D->hasExtInfo()) {
415    Record.push_back(1);
416    Record.AddQualifierInfo(*D->getExtInfo());
417  } else if (auto *TD = D->getTypedefNameForAnonDecl()) {
418    Record.push_back(2);
419    Record.AddDeclRef(TD);
420    Record.AddIdentifierRef(TD->getDeclName().getAsIdentifierInfo());
421  } else {
422    Record.push_back(0);
423  }
424}
425
426void ASTDeclWriter::VisitEnumDecl(EnumDecl *D) {
427  VisitTagDecl(D);
428  Record.AddTypeSourceInfo(D->getIntegerTypeSourceInfo());
429  if (!D->getIntegerTypeSourceInfo())
430    Record.AddTypeRef(D->getIntegerType());
431  Record.AddTypeRef(D->getPromotionType());
432  Record.push_back(D->getNumPositiveBits());
433  Record.push_back(D->getNumNegativeBits());
434  Record.push_back(D->isScoped());
435  Record.push_back(D->isScopedUsingClassTag());
436  Record.push_back(D->isFixed());
437  Record.push_back(D->getODRHash());
438
439  if (MemberSpecializationInfo *MemberInfo = D->getMemberSpecializationInfo()) {
440    Record.AddDeclRef(MemberInfo->getInstantiatedFrom());
441    Record.push_back(MemberInfo->getTemplateSpecializationKind());
442    Record.AddSourceLocation(MemberInfo->getPointOfInstantiation());
443  } else {
444    Record.AddDeclRef(nullptr);
445  }
446
447  if (D->getDeclContext() == D->getLexicalDeclContext() &&
448      !D->hasAttrs() &&
449      !D->isImplicit() &&
450      !D->isUsed(false) &&
451      !D->hasExtInfo() &&
452      !D->getTypedefNameForAnonDecl() &&
453      D->getFirstDecl() == D->getMostRecentDecl() &&
454      !D->isInvalidDecl() &&
455      !D->isReferenced() &&
456      !D->isTopLevelDeclInObjCContainer() &&
457      D->getAccess() == AS_none &&
458      !D->isModulePrivate() &&
459      !CXXRecordDecl::classofKind(D->getKind()) &&
460      !D->getIntegerTypeSourceInfo() &&
461      !D->getMemberSpecializationInfo() &&
462      !needsAnonymousDeclarationNumber(D) &&
463      D->getDeclName().getNameKind() == DeclarationName::Identifier)
464    AbbrevToUse = Writer.getDeclEnumAbbrev();
465
466  Code = serialization::DECL_ENUM;
467}
468
469void ASTDeclWriter::VisitRecordDecl(RecordDecl *D) {
470  VisitTagDecl(D);
471  Record.push_back(D->hasFlexibleArrayMember());
472  Record.push_back(D->isAnonymousStructOrUnion());
473  Record.push_back(D->hasObjectMember());
474  Record.push_back(D->hasVolatileMember());
475  Record.push_back(D->isNonTrivialToPrimitiveDefaultInitialize());
476  Record.push_back(D->isNonTrivialToPrimitiveCopy());
477  Record.push_back(D->isNonTrivialToPrimitiveDestroy());
478  Record.push_back(D->isParamDestroyedInCallee());
479  Record.push_back(D->getArgPassingRestrictions());
480
481  if (D->getDeclContext() == D->getLexicalDeclContext() &&
482      !D->hasAttrs() &&
483      !D->isImplicit() &&
484      !D->isUsed(false) &&
485      !D->hasExtInfo() &&
486      !D->getTypedefNameForAnonDecl() &&
487      D->getFirstDecl() == D->getMostRecentDecl() &&
488      !D->isInvalidDecl() &&
489      !D->isReferenced() &&
490      !D->isTopLevelDeclInObjCContainer() &&
491      D->getAccess() == AS_none &&
492      !D->isModulePrivate() &&
493      !CXXRecordDecl::classofKind(D->getKind()) &&
494      !needsAnonymousDeclarationNumber(D) &&
495      D->getDeclName().getNameKind() == DeclarationName::Identifier)
496    AbbrevToUse = Writer.getDeclRecordAbbrev();
497
498  Code = serialization::DECL_RECORD;
499}
500
501void ASTDeclWriter::VisitValueDecl(ValueDecl *D) {
502  VisitNamedDecl(D);
503  Record.AddTypeRef(D->getType());
504}
505
506void ASTDeclWriter::VisitEnumConstantDecl(EnumConstantDecl *D) {
507  VisitValueDecl(D);
508  Record.push_back(D->getInitExpr()? 1 : 0);
509  if (D->getInitExpr())
510    Record.AddStmt(D->getInitExpr());
511  Record.AddAPSInt(D->getInitVal());
512
513  Code = serialization::DECL_ENUM_CONSTANT;
514}
515
516void ASTDeclWriter::VisitDeclaratorDecl(DeclaratorDecl *D) {
517  VisitValueDecl(D);
518  Record.AddSourceLocation(D->getInnerLocStart());
519  Record.push_back(D->hasExtInfo());
520  if (D->hasExtInfo())
521    Record.AddQualifierInfo(*D->getExtInfo());
522  // The location information is deferred until the end of the record.
523  Record.AddTypeRef(D->getTypeSourceInfo() ? D->getTypeSourceInfo()->getType()
524                                           : QualType());
525}
526
527void ASTDeclWriter::VisitFunctionDecl(FunctionDecl *D) {
528  VisitRedeclarable(D);
529  VisitDeclaratorDecl(D);
530  Record.AddDeclarationNameLoc(D->DNLoc, D->getDeclName());
531  Record.push_back(D->getIdentifierNamespace());
532
533  // FunctionDecl's body is handled last at ASTWriterDecl::Visit,
534  // after everything else is written.
535  Record.push_back(static_cast<int>(D->getStorageClass())); // FIXME: stable encoding
536  Record.push_back(D->isInlineSpecified());
537  Record.push_back(D->isInlined());
538  Record.push_back(D->isExplicitSpecified());
539  Record.push_back(D->isVirtualAsWritten());
540  Record.push_back(D->isPure());
541  Record.push_back(D->hasInheritedPrototype());
542  Record.push_back(D->hasWrittenPrototype());
543  Record.push_back(D->isDeletedBit());
544  Record.push_back(D->isTrivial());
545  Record.push_back(D->isTrivialForCall());
546  Record.push_back(D->isDefaulted());
547  Record.push_back(D->isExplicitlyDefaulted());
548  Record.push_back(D->hasImplicitReturnZero());
549  Record.push_back(D->isConstexpr());
550  Record.push_back(D->usesSEHTry());
551  Record.push_back(D->hasSkippedBody());
552  Record.push_back(D->isMultiVersion());
553  Record.push_back(D->isLateTemplateParsed());
554  Record.push_back(D->getLinkageInternal());
555  Record.AddSourceLocation(D->getEndLoc());
556
557  Record.push_back(D->getODRHash());
558
559  Record.push_back(D->getTemplatedKind());
560  switch (D->getTemplatedKind()) {
561  case FunctionDecl::TK_NonTemplate:
562    break;
563  case FunctionDecl::TK_FunctionTemplate:
564    Record.AddDeclRef(D->getDescribedFunctionTemplate());
565    break;
566  case FunctionDecl::TK_MemberSpecialization: {
567    MemberSpecializationInfo *MemberInfo = D->getMemberSpecializationInfo();
568    Record.AddDeclRef(MemberInfo->getInstantiatedFrom());
569    Record.push_back(MemberInfo->getTemplateSpecializationKind());
570    Record.AddSourceLocation(MemberInfo->getPointOfInstantiation());
571    break;
572  }
573  case FunctionDecl::TK_FunctionTemplateSpecialization: {
574    FunctionTemplateSpecializationInfo *
575      FTSInfo = D->getTemplateSpecializationInfo();
576
577    RegisterTemplateSpecialization(FTSInfo->getTemplate(), D);
578
579    Record.AddDeclRef(FTSInfo->getTemplate());
580    Record.push_back(FTSInfo->getTemplateSpecializationKind());
581
582    // Template arguments.
583    Record.AddTemplateArgumentList(FTSInfo->TemplateArguments);
584
585    // Template args as written.
586    Record.push_back(FTSInfo->TemplateArgumentsAsWritten != nullptr);
587    if (FTSInfo->TemplateArgumentsAsWritten) {
588      Record.push_back(FTSInfo->TemplateArgumentsAsWritten->NumTemplateArgs);
589      for (int i=0, e = FTSInfo->TemplateArgumentsAsWritten->NumTemplateArgs;
590             i!=e; ++i)
591        Record.AddTemplateArgumentLoc(
592            (*FTSInfo->TemplateArgumentsAsWritten)[i]);
593      Record.AddSourceLocation(FTSInfo->TemplateArgumentsAsWritten->LAngleLoc);
594      Record.AddSourceLocation(FTSInfo->TemplateArgumentsAsWritten->RAngleLoc);
595    }
596
597    Record.AddSourceLocation(FTSInfo->getPointOfInstantiation());
598
599    if (D->isCanonicalDecl()) {
600      // Write the template that contains the specializations set. We will
601      // add a FunctionTemplateSpecializationInfo to it when reading.
602      Record.AddDeclRef(FTSInfo->getTemplate()->getCanonicalDecl());
603    }
604    break;
605  }
606  case FunctionDecl::TK_DependentFunctionTemplateSpecialization: {
607    DependentFunctionTemplateSpecializationInfo *
608      DFTSInfo = D->getDependentSpecializationInfo();
609
610    // Templates.
611    Record.push_back(DFTSInfo->getNumTemplates());
612    for (int i=0, e = DFTSInfo->getNumTemplates(); i != e; ++i)
613      Record.AddDeclRef(DFTSInfo->getTemplate(i));
614
615    // Templates args.
616    Record.push_back(DFTSInfo->getNumTemplateArgs());
617    for (int i=0, e = DFTSInfo->getNumTemplateArgs(); i != e; ++i)
618      Record.AddTemplateArgumentLoc(DFTSInfo->getTemplateArg(i));
619    Record.AddSourceLocation(DFTSInfo->getLAngleLoc());
620    Record.AddSourceLocation(DFTSInfo->getRAngleLoc());
621    break;
622  }
623  }
624
625  Record.push_back(D->param_size());
626  for (auto P : D->parameters())
627    Record.AddDeclRef(P);
628  Code = serialization::DECL_FUNCTION;
629}
630
631void ASTDeclWriter::VisitCXXDeductionGuideDecl(CXXDeductionGuideDecl *D) {
632  VisitFunctionDecl(D);
633  Record.push_back(D->isCopyDeductionCandidate());
634  Code = serialization::DECL_CXX_DEDUCTION_GUIDE;
635}
636
637void ASTDeclWriter::VisitObjCMethodDecl(ObjCMethodDecl *D) {
638  VisitNamedDecl(D);
639  // FIXME: convert to LazyStmtPtr?
640  // Unlike C/C++, method bodies will never be in header files.
641  bool HasBodyStuff = D->getBody() != nullptr     ||
642                      D->getSelfDecl() != nullptr || D->getCmdDecl() != nullptr;
643  Record.push_back(HasBodyStuff);
644  if (HasBodyStuff) {
645    Record.AddStmt(D->getBody());
646    Record.AddDeclRef(D->getSelfDecl());
647    Record.AddDeclRef(D->getCmdDecl());
648  }
649  Record.push_back(D->isInstanceMethod());
650  Record.push_back(D->isVariadic());
651  Record.push_back(D->isPropertyAccessor());
652  Record.push_back(D->isDefined());
653  Record.push_back(D->isOverriding());
654  Record.push_back(D->hasSkippedBody());
655
656  Record.push_back(D->isRedeclaration());
657  Record.push_back(D->hasRedeclaration());
658  if (D->hasRedeclaration()) {
659    assert(Context.getObjCMethodRedeclaration(D));
660    Record.AddDeclRef(Context.getObjCMethodRedeclaration(D));
661  }
662
663  // FIXME: stable encoding for @required/@optional
664  Record.push_back(D->getImplementationControl());
665  // FIXME: stable encoding for in/out/inout/bycopy/byref/oneway/nullability
666  Record.push_back(D->getObjCDeclQualifier());
667  Record.push_back(D->hasRelatedResultType());
668  Record.AddTypeRef(D->getReturnType());
669  Record.AddTypeSourceInfo(D->getReturnTypeSourceInfo());
670  Record.AddSourceLocation(D->getEndLoc());
671  Record.push_back(D->param_size());
672  for (const auto *P : D->parameters())
673    Record.AddDeclRef(P);
674
675  Record.push_back(D->getSelLocsKind());
676  unsigned NumStoredSelLocs = D->getNumStoredSelLocs();
677  SourceLocation *SelLocs = D->getStoredSelLocs();
678  Record.push_back(NumStoredSelLocs);
679  for (unsigned i = 0; i != NumStoredSelLocs; ++i)
680    Record.AddSourceLocation(SelLocs[i]);
681
682  Code = serialization::DECL_OBJC_METHOD;
683}
684
685void ASTDeclWriter::VisitObjCTypeParamDecl(ObjCTypeParamDecl *D) {
686  VisitTypedefNameDecl(D);
687  Record.push_back(D->Variance);
688  Record.push_back(D->Index);
689  Record.AddSourceLocation(D->VarianceLoc);
690  Record.AddSourceLocation(D->ColonLoc);
691
692  Code = serialization::DECL_OBJC_TYPE_PARAM;
693}
694
695void ASTDeclWriter::VisitObjCContainerDecl(ObjCContainerDecl *D) {
696  VisitNamedDecl(D);
697  Record.AddSourceLocation(D->getAtStartLoc());
698  Record.AddSourceRange(D->getAtEndRange());
699  // Abstract class (no need to define a stable serialization::DECL code).
700}
701
702void ASTDeclWriter::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) {
703  VisitRedeclarable(D);
704  VisitObjCContainerDecl(D);
705  Record.AddTypeRef(QualType(D->getTypeForDecl(), 0));
706  AddObjCTypeParamList(D->TypeParamList);
707
708  Record.push_back(D->isThisDeclarationADefinition());
709  if (D->isThisDeclarationADefinition()) {
710    // Write the DefinitionData
711    ObjCInterfaceDecl::DefinitionData &Data = D->data();
712
713    Record.AddTypeSourceInfo(D->getSuperClassTInfo());
714    Record.AddSourceLocation(D->getEndOfDefinitionLoc());
715    Record.push_back(Data.HasDesignatedInitializers);
716
717    // Write out the protocols that are directly referenced by the @interface.
718    Record.push_back(Data.ReferencedProtocols.size());
719    for (const auto *P : D->protocols())
720      Record.AddDeclRef(P);
721    for (const auto &PL : D->protocol_locs())
722      Record.AddSourceLocation(PL);
723
724    // Write out the protocols that are transitively referenced.
725    Record.push_back(Data.AllReferencedProtocols.size());
726    for (ObjCList<ObjCProtocolDecl>::iterator
727              P = Data.AllReferencedProtocols.begin(),
728           PEnd = Data.AllReferencedProtocols.end();
729         P != PEnd; ++P)
730      Record.AddDeclRef(*P);
731
732
733    if (ObjCCategoryDecl *Cat = D->getCategoryListRaw()) {
734      // Ensure that we write out the set of categories for this class.
735      Writer.ObjCClassesWithCategories.insert(D);
736
737      // Make sure that the categories get serialized.
738      for (; Cat; Cat = Cat->getNextClassCategoryRaw())
739        (void)Writer.GetDeclRef(Cat);
740    }
741  }
742
743  Code = serialization::DECL_OBJC_INTERFACE;
744}
745
746void ASTDeclWriter::VisitObjCIvarDecl(ObjCIvarDecl *D) {
747  VisitFieldDecl(D);
748  // FIXME: stable encoding for @public/@private/@protected/@package
749  Record.push_back(D->getAccessControl());
750  Record.push_back(D->getSynthesize());
751
752  if (D->getDeclContext() == D->getLexicalDeclContext() &&
753      !D->hasAttrs() &&
754      !D->isImplicit() &&
755      !D->isUsed(false) &&
756      !D->isInvalidDecl() &&
757      !D->isReferenced() &&
758      !D->isModulePrivate() &&
759      !D->getBitWidth() &&
760      !D->hasExtInfo() &&
761      D->getDeclName())
762    AbbrevToUse = Writer.getDeclObjCIvarAbbrev();
763
764  Code = serialization::DECL_OBJC_IVAR;
765}
766
767void ASTDeclWriter::VisitObjCProtocolDecl(ObjCProtocolDecl *D) {
768  VisitRedeclarable(D);
769  VisitObjCContainerDecl(D);
770
771  Record.push_back(D->isThisDeclarationADefinition());
772  if (D->isThisDeclarationADefinition()) {
773    Record.push_back(D->protocol_size());
774    for (const auto *I : D->protocols())
775      Record.AddDeclRef(I);
776    for (const auto &PL : D->protocol_locs())
777      Record.AddSourceLocation(PL);
778  }
779
780  Code = serialization::DECL_OBJC_PROTOCOL;
781}
782
783void ASTDeclWriter::VisitObjCAtDefsFieldDecl(ObjCAtDefsFieldDecl *D) {
784  VisitFieldDecl(D);
785  Code = serialization::DECL_OBJC_AT_DEFS_FIELD;
786}
787
788void ASTDeclWriter::VisitObjCCategoryDecl(ObjCCategoryDecl *D) {
789  VisitObjCContainerDecl(D);
790  Record.AddSourceLocation(D->getCategoryNameLoc());
791  Record.AddSourceLocation(D->getIvarLBraceLoc());
792  Record.AddSourceLocation(D->getIvarRBraceLoc());
793  Record.AddDeclRef(D->getClassInterface());
794  AddObjCTypeParamList(D->TypeParamList);
795  Record.push_back(D->protocol_size());
796  for (const auto *I : D->protocols())
797    Record.AddDeclRef(I);
798  for (const auto &PL : D->protocol_locs())
799    Record.AddSourceLocation(PL);
800  Code = serialization::DECL_OBJC_CATEGORY;
801}
802
803void ASTDeclWriter::VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *D) {
804  VisitNamedDecl(D);
805  Record.AddDeclRef(D->getClassInterface());
806  Code = serialization::DECL_OBJC_COMPATIBLE_ALIAS;
807}
808
809void ASTDeclWriter::VisitObjCPropertyDecl(ObjCPropertyDecl *D) {
810  VisitNamedDecl(D);
811  Record.AddSourceLocation(D->getAtLoc());
812  Record.AddSourceLocation(D->getLParenLoc());
813  Record.AddTypeRef(D->getType());
814  Record.AddTypeSourceInfo(D->getTypeSourceInfo());
815  // FIXME: stable encoding
816  Record.push_back((unsigned)D->getPropertyAttributes());
817  Record.push_back((unsigned)D->getPropertyAttributesAsWritten());
818  // FIXME: stable encoding
819  Record.push_back((unsigned)D->getPropertyImplementation());
820  Record.AddDeclarationName(D->getGetterName());
821  Record.AddSourceLocation(D->getGetterNameLoc());
822  Record.AddDeclarationName(D->getSetterName());
823  Record.AddSourceLocation(D->getSetterNameLoc());
824  Record.AddDeclRef(D->getGetterMethodDecl());
825  Record.AddDeclRef(D->getSetterMethodDecl());
826  Record.AddDeclRef(D->getPropertyIvarDecl());
827  Code = serialization::DECL_OBJC_PROPERTY;
828}
829
830void ASTDeclWriter::VisitObjCImplDecl(ObjCImplDecl *D) {
831  VisitObjCContainerDecl(D);
832  Record.AddDeclRef(D->getClassInterface());
833  // Abstract class (no need to define a stable serialization::DECL code).
834}
835
836void ASTDeclWriter::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) {
837  VisitObjCImplDecl(D);
838  Record.AddSourceLocation(D->getCategoryNameLoc());
839  Code = serialization::DECL_OBJC_CATEGORY_IMPL;
840}
841
842void ASTDeclWriter::VisitObjCImplementationDecl(ObjCImplementationDecl *D) {
843  VisitObjCImplDecl(D);
844  Record.AddDeclRef(D->getSuperClass());
845  Record.AddSourceLocation(D->getSuperClassLoc());
846  Record.AddSourceLocation(D->getIvarLBraceLoc());
847  Record.AddSourceLocation(D->getIvarRBraceLoc());
848  Record.push_back(D->hasNonZeroConstructors());
849  Record.push_back(D->hasDestructors());
850  Record.push_back(D->NumIvarInitializers);
851  if (D->NumIvarInitializers)
852    Record.AddCXXCtorInitializers(
853        llvm::makeArrayRef(D->init_begin(), D->init_end()));
854  Code = serialization::DECL_OBJC_IMPLEMENTATION;
855}
856
857void ASTDeclWriter::VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D) {
858  VisitDecl(D);
859  Record.AddSourceLocation(D->getBeginLoc());
860  Record.AddDeclRef(D->getPropertyDecl());
861  Record.AddDeclRef(D->getPropertyIvarDecl());
862  Record.AddSourceLocation(D->getPropertyIvarDeclLoc());
863  Record.AddStmt(D->getGetterCXXConstructor());
864  Record.AddStmt(D->getSetterCXXAssignment());
865  Code = serialization::DECL_OBJC_PROPERTY_IMPL;
866}
867
868void ASTDeclWriter::VisitFieldDecl(FieldDecl *D) {
869  VisitDeclaratorDecl(D);
870  Record.push_back(D->isMutable());
871
872  FieldDecl::InitStorageKind ISK = D->InitStorage.getInt();
873  Record.push_back(ISK);
874  if (ISK == FieldDecl::ISK_CapturedVLAType)
875    Record.AddTypeRef(QualType(D->getCapturedVLAType(), 0));
876  else if (ISK)
877    Record.AddStmt(D->getInClassInitializer());
878
879  Record.AddStmt(D->getBitWidth());
880
881  if (!D->getDeclName())
882    Record.AddDeclRef(Context.getInstantiatedFromUnnamedFieldDecl(D));
883
884  if (D->getDeclContext() == D->getLexicalDeclContext() &&
885      !D->hasAttrs() &&
886      !D->isImplicit() &&
887      !D->isUsed(false) &&
888      !D->isInvalidDecl() &&
889      !D->isReferenced() &&
890      !D->isTopLevelDeclInObjCContainer() &&
891      !D->isModulePrivate() &&
892      !D->getBitWidth() &&
893      !D->hasInClassInitializer() &&
894      !D->hasCapturedVLAType() &&
895      !D->hasExtInfo() &&
896      !ObjCIvarDecl::classofKind(D->getKind()) &&
897      !ObjCAtDefsFieldDecl::classofKind(D->getKind()) &&
898      D->getDeclName())
899    AbbrevToUse = Writer.getDeclFieldAbbrev();
900
901  Code = serialization::DECL_FIELD;
902}
903
904void ASTDeclWriter::VisitMSPropertyDecl(MSPropertyDecl *D) {
905  VisitDeclaratorDecl(D);
906  Record.AddIdentifierRef(D->getGetterId());
907  Record.AddIdentifierRef(D->getSetterId());
908  Code = serialization::DECL_MS_PROPERTY;
909}
910
911void ASTDeclWriter::VisitIndirectFieldDecl(IndirectFieldDecl *D) {
912  VisitValueDecl(D);
913  Record.push_back(D->getChainingSize());
914
915  for (const auto *P : D->chain())
916    Record.AddDeclRef(P);
917  Code = serialization::DECL_INDIRECTFIELD;
918}
919
920void ASTDeclWriter::VisitVarDecl(VarDecl *D) {
921  VisitRedeclarable(D);
922  VisitDeclaratorDecl(D);
923  Record.push_back(D->getStorageClass());
924  Record.push_back(D->getTSCSpec());
925  Record.push_back(D->getInitStyle());
926  Record.push_back(D->isARCPseudoStrong());
927  if (!isa<ParmVarDecl>(D)) {
928    Record.push_back(D->isThisDeclarationADemotedDefinition());
929    Record.push_back(D->isExceptionVariable());
930    Record.push_back(D->isNRVOVariable());
931    Record.push_back(D->isCXXForRangeDecl());
932    Record.push_back(D->isObjCForDecl());
933    Record.push_back(D->isInline());
934    Record.push_back(D->isInlineSpecified());
935    Record.push_back(D->isConstexpr());
936    Record.push_back(D->isInitCapture());
937    Record.push_back(D->isPreviousDeclInSameBlockScope());
938    if (const auto *IPD = dyn_cast<ImplicitParamDecl>(D))
939      Record.push_back(static_cast<unsigned>(IPD->getParameterKind()));
940    else
941      Record.push_back(0);
942    Record.push_back(D->isEscapingByref());
943  }
944  Record.push_back(D->getLinkageInternal());
945
946  if (D->getInit()) {
947    Record.push_back(!D->isInitKnownICE() ? 1 : (D->isInitICE() ? 3 : 2));
948    Record.AddStmt(D->getInit());
949  } else {
950    Record.push_back(0);
951  }
952
953  if (D->hasAttr<BlocksAttr>() && D->getType()->getAsCXXRecordDecl()) {
954    ASTContext::BlockVarCopyInit Init = Writer.Context->getBlockVarCopyInit(D);
955    Record.AddStmt(Init.getCopyExpr());
956    if (Init.getCopyExpr())
957      Record.push_back(Init.canThrow());
958  }
959
960  if (D->getStorageDuration() == SD_Static) {
961    bool ModulesCodegen = false;
962    if (Writer.WritingModule &&
963        !D->getDescribedVarTemplate() && !D->getMemberSpecializationInfo() &&
964        !isa<VarTemplateSpecializationDecl>(D)) {
965      // When building a C++ Modules TS module interface unit, a strong
966      // definition in the module interface is provided by the compilation of
967      // that module interface unit, not by its users. (Inline variables are
968      // still emitted in module users.)
969      ModulesCodegen =
970          (Writer.WritingModule->Kind == Module::ModuleInterfaceUnit &&
971           Writer.Context->GetGVALinkageForVariable(D) == GVA_StrongExternal);
972    }
973    Record.push_back(ModulesCodegen);
974    if (ModulesCodegen)
975      Writer.ModularCodegenDecls.push_back(Writer.GetDeclRef(D));
976  }
977
978  enum {
979    VarNotTemplate = 0, VarTemplate, StaticDataMemberSpecialization
980  };
981  if (VarTemplateDecl *TemplD = D->getDescribedVarTemplate()) {
982    Record.push_back(VarTemplate);
983    Record.AddDeclRef(TemplD);
984  } else if (MemberSpecializationInfo *SpecInfo
985               = D->getMemberSpecializationInfo()) {
986    Record.push_back(StaticDataMemberSpecialization);
987    Record.AddDeclRef(SpecInfo->getInstantiatedFrom());
988    Record.push_back(SpecInfo->getTemplateSpecializationKind());
989    Record.AddSourceLocation(SpecInfo->getPointOfInstantiation());
990  } else {
991    Record.push_back(VarNotTemplate);
992  }
993
994  if (D->getDeclContext() == D->getLexicalDeclContext() &&
995      !D->hasAttrs() &&
996      !D->isImplicit() &&
997      !D->isUsed(false) &&
998      !D->isInvalidDecl() &&
999      !D->isReferenced() &&
1000      !D->isTopLevelDeclInObjCContainer() &&
1001      D->getAccess() == AS_none &&
1002      !D->isModulePrivate() &&
1003      !needsAnonymousDeclarationNumber(D) &&
1004      D->getDeclName().getNameKind() == DeclarationName::Identifier &&
1005      !D->hasExtInfo() &&
1006      D->getFirstDecl() == D->getMostRecentDecl() &&
1007      D->getKind() == Decl::Var &&
1008      !D->isInline() &&
1009      !D->isConstexpr() &&
1010      !D->isInitCapture() &&
1011      !D->isPreviousDeclInSameBlockScope() &&
1012      !(D->hasAttr<BlocksAttr>() && D->getType()->getAsCXXRecordDecl()) &&
1013      !D->isEscapingByref() &&
1014      D->getStorageDuration() != SD_Static &&
1015      !D->getMemberSpecializationInfo())
1016    AbbrevToUse = Writer.getDeclVarAbbrev();
1017
1018  Code = serialization::DECL_VAR;
1019}
1020
1021void ASTDeclWriter::VisitImplicitParamDecl(ImplicitParamDecl *D) {
1022  VisitVarDecl(D);
1023  Code = serialization::DECL_IMPLICIT_PARAM;
1024}
1025
1026void ASTDeclWriter::VisitParmVarDecl(ParmVarDecl *D) {
1027  VisitVarDecl(D);
1028  Record.push_back(D->isObjCMethodParameter());
1029  Record.push_back(D->getFunctionScopeDepth());
1030  Record.push_back(D->getFunctionScopeIndex());
1031  Record.push_back(D->getObjCDeclQualifier()); // FIXME: stable encoding
1032  Record.push_back(D->isKNRPromoted());
1033  Record.push_back(D->hasInheritedDefaultArg());
1034  Record.push_back(D->hasUninstantiatedDefaultArg());
1035  if (D->hasUninstantiatedDefaultArg())
1036    Record.AddStmt(D->getUninstantiatedDefaultArg());
1037  Code = serialization::DECL_PARM_VAR;
1038
1039  isARCPseudoStrong()", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1039, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->isARCPseudoStrong()); // can be true of ImplicitParamDecl
1040
1041  // If the assumptions about the DECL_PARM_VAR abbrev are true, use it.  Here
1042  // we dynamically check for the properties that we optimize for, but don't
1043  // know are true of all PARM_VAR_DECLs.
1044  if (D->getDeclContext() == D->getLexicalDeclContext() &&
1045      !D->hasAttrs() &&
1046      !D->hasExtInfo() &&
1047      !D->isImplicit() &&
1048      !D->isUsed(false) &&
1049      !D->isInvalidDecl() &&
1050      !D->isReferenced() &&
1051      D->getAccess() == AS_none &&
1052      !D->isModulePrivate() &&
1053      D->getStorageClass() == 0 &&
1054      D->getInitStyle() == VarDecl::CInit && // Can params have anything else?
1055      D->getFunctionScopeDepth() == 0 &&
1056      D->getObjCDeclQualifier() == 0 &&
1057      !D->isKNRPromoted() &&
1058      !D->hasInheritedDefaultArg() &&
1059      D->getInit() == nullptr &&
1060      !D->hasUninstantiatedDefaultArg())  // No default expr.
1061    AbbrevToUse = Writer.getDeclParmVarAbbrev();
1062
1063  // Check things we know are true of *every* PARM_VAR_DECL, which is more than
1064  // just us assuming it.
1065   (0) . __assert_fail ("!D->getTSCSpec() && \"PARM_VAR_DECL can't use TLS\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1065, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->getTSCSpec() && "PARM_VAR_DECL can't use TLS");
1066   (0) . __assert_fail ("!D->isThisDeclarationADemotedDefinition() && \"PARM_VAR_DECL can't be demoted definition.\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1067, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->isThisDeclarationADemotedDefinition()
1067 (0) . __assert_fail ("!D->isThisDeclarationADemotedDefinition() && \"PARM_VAR_DECL can't be demoted definition.\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1067, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">         && "PARM_VAR_DECL can't be demoted definition.");
1068   (0) . __assert_fail ("D->getAccess() == AS_none && \"PARM_VAR_DECL can't be public/private\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1068, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(D->getAccess() == AS_none && "PARM_VAR_DECL can't be public/private");
1069   (0) . __assert_fail ("!D->isExceptionVariable() && \"PARM_VAR_DECL can't be exception var\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1069, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->isExceptionVariable() && "PARM_VAR_DECL can't be exception var");
1070   (0) . __assert_fail ("D->getPreviousDecl() == nullptr && \"PARM_VAR_DECL can't be redecl\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1070, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(D->getPreviousDecl() == nullptr && "PARM_VAR_DECL can't be redecl");
1071   (0) . __assert_fail ("!D->isStaticDataMember() && \"PARM_VAR_DECL can't be static data member\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1072, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->isStaticDataMember() &&
1072 (0) . __assert_fail ("!D->isStaticDataMember() && \"PARM_VAR_DECL can't be static data member\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1072, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">         "PARM_VAR_DECL can't be static data member");
1073}
1074
1075void ASTDeclWriter::VisitDecompositionDecl(DecompositionDecl *D) {
1076  // Record the number of bindings first to simplify deserialization.
1077  Record.push_back(D->bindings().size());
1078
1079  VisitVarDecl(D);
1080  for (auto *B : D->bindings())
1081    Record.AddDeclRef(B);
1082  Code = serialization::DECL_DECOMPOSITION;
1083}
1084
1085void ASTDeclWriter::VisitBindingDecl(BindingDecl *D) {
1086  VisitValueDecl(D);
1087  Record.AddStmt(D->getBinding());
1088  Code = serialization::DECL_BINDING;
1089}
1090
1091void ASTDeclWriter::VisitFileScopeAsmDecl(FileScopeAsmDecl *D) {
1092  VisitDecl(D);
1093  Record.AddStmt(D->getAsmString());
1094  Record.AddSourceLocation(D->getRParenLoc());
1095  Code = serialization::DECL_FILE_SCOPE_ASM;
1096}
1097
1098void ASTDeclWriter::VisitEmptyDecl(EmptyDecl *D) {
1099  VisitDecl(D);
1100  Code = serialization::DECL_EMPTY;
1101}
1102
1103void ASTDeclWriter::VisitBlockDecl(BlockDecl *D) {
1104  VisitDecl(D);
1105  Record.AddStmt(D->getBody());
1106  Record.AddTypeSourceInfo(D->getSignatureAsWritten());
1107  Record.push_back(D->param_size());
1108  for (ParmVarDecl *P : D->parameters())
1109    Record.AddDeclRef(P);
1110  Record.push_back(D->isVariadic());
1111  Record.push_back(D->blockMissingReturnType());
1112  Record.push_back(D->isConversionFromLambda());
1113  Record.push_back(D->doesNotEscape());
1114  Record.push_back(D->canAvoidCopyToHeap());
1115  Record.push_back(D->capturesCXXThis());
1116  Record.push_back(D->getNumCaptures());
1117  for (const auto &capture : D->captures()) {
1118    Record.AddDeclRef(capture.getVariable());
1119
1120    unsigned flags = 0;
1121    if (capture.isByRef()) flags |= 1;
1122    if (capture.isNested()) flags |= 2;
1123    if (capture.hasCopyExpr()) flags |= 4;
1124    Record.push_back(flags);
1125
1126    if (capture.hasCopyExpr()) Record.AddStmt(capture.getCopyExpr());
1127  }
1128
1129  Code = serialization::DECL_BLOCK;
1130}
1131
1132void ASTDeclWriter::VisitCapturedDecl(CapturedDecl *CD) {
1133  Record.push_back(CD->getNumParams());
1134  VisitDecl(CD);
1135  Record.push_back(CD->getContextParamPosition());
1136  Record.push_back(CD->isNothrow() ? 1 : 0);
1137  // Body is stored by VisitCapturedStmt.
1138  for (unsigned I = 0; I < CD->getNumParams(); ++I)
1139    Record.AddDeclRef(CD->getParam(I));
1140  Code = serialization::DECL_CAPTURED;
1141}
1142
1143void ASTDeclWriter::VisitLinkageSpecDecl(LinkageSpecDecl *D) {
1144  VisitDecl(D);
1145  Record.push_back(D->getLanguage());
1146  Record.AddSourceLocation(D->getExternLoc());
1147  Record.AddSourceLocation(D->getRBraceLoc());
1148  Code = serialization::DECL_LINKAGE_SPEC;
1149}
1150
1151void ASTDeclWriter::VisitExportDecl(ExportDecl *D) {
1152  VisitDecl(D);
1153  Record.AddSourceLocation(D->getRBraceLoc());
1154  Code = serialization::DECL_EXPORT;
1155}
1156
1157void ASTDeclWriter::VisitLabelDecl(LabelDecl *D) {
1158  VisitNamedDecl(D);
1159  Record.AddSourceLocation(D->getBeginLoc());
1160  Code = serialization::DECL_LABEL;
1161}
1162
1163
1164void ASTDeclWriter::VisitNamespaceDecl(NamespaceDecl *D) {
1165  VisitRedeclarable(D);
1166  VisitNamedDecl(D);
1167  Record.push_back(D->isInline());
1168  Record.AddSourceLocation(D->getBeginLoc());
1169  Record.AddSourceLocation(D->getRBraceLoc());
1170
1171  if (D->isOriginalNamespace())
1172    Record.AddDeclRef(D->getAnonymousNamespace());
1173  Code = serialization::DECL_NAMESPACE;
1174
1175  if (Writer.hasChain() && D->isAnonymousNamespace() &&
1176      D == D->getMostRecentDecl()) {
1177    // This is a most recent reopening of the anonymous namespace. If its parent
1178    // is in a previous PCH (or is the TU), mark that parent for update, because
1179    // the original namespace always points to the latest re-opening of its
1180    // anonymous namespace.
1181    Decl *Parent = cast<Decl>(
1182        D->getParent()->getRedeclContext()->getPrimaryContext());
1183    if (Parent->isFromASTFile() || isa<TranslationUnitDecl>(Parent)) {
1184      Writer.DeclUpdates[Parent].push_back(
1185          ASTWriter::DeclUpdate(UPD_CXX_ADDED_ANONYMOUS_NAMESPACE, D));
1186    }
1187  }
1188}
1189
1190void ASTDeclWriter::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) {
1191  VisitRedeclarable(D);
1192  VisitNamedDecl(D);
1193  Record.AddSourceLocation(D->getNamespaceLoc());
1194  Record.AddSourceLocation(D->getTargetNameLoc());
1195  Record.AddNestedNameSpecifierLoc(D->getQualifierLoc());
1196  Record.AddDeclRef(D->getNamespace());
1197  Code = serialization::DECL_NAMESPACE_ALIAS;
1198}
1199
1200void ASTDeclWriter::VisitUsingDecl(UsingDecl *D) {
1201  VisitNamedDecl(D);
1202  Record.AddSourceLocation(D->getUsingLoc());
1203  Record.AddNestedNameSpecifierLoc(D->getQualifierLoc());
1204  Record.AddDeclarationNameLoc(D->DNLoc, D->getDeclName());
1205  Record.AddDeclRef(D->FirstUsingShadow.getPointer());
1206  Record.push_back(D->hasTypename());
1207  Record.AddDeclRef(Context.getInstantiatedFromUsingDecl(D));
1208  Code = serialization::DECL_USING;
1209}
1210
1211void ASTDeclWriter::VisitUsingPackDecl(UsingPackDecl *D) {
1212  Record.push_back(D->NumExpansions);
1213  VisitNamedDecl(D);
1214  Record.AddDeclRef(D->getInstantiatedFromUsingDecl());
1215  for (auto *E : D->expansions())
1216    Record.AddDeclRef(E);
1217  Code = serialization::DECL_USING_PACK;
1218}
1219
1220void ASTDeclWriter::VisitUsingShadowDecl(UsingShadowDecl *D) {
1221  VisitRedeclarable(D);
1222  VisitNamedDecl(D);
1223  Record.AddDeclRef(D->getTargetDecl());
1224  Record.push_back(D->getIdentifierNamespace());
1225  Record.AddDeclRef(D->UsingOrNextShadow);
1226  Record.AddDeclRef(Context.getInstantiatedFromUsingShadowDecl(D));
1227  Code = serialization::DECL_USING_SHADOW;
1228}
1229
1230void ASTDeclWriter::VisitConstructorUsingShadowDecl(
1231    ConstructorUsingShadowDecl *D) {
1232  VisitUsingShadowDecl(D);
1233  Record.AddDeclRef(D->NominatedBaseClassShadowDecl);
1234  Record.AddDeclRef(D->ConstructedBaseClassShadowDecl);
1235  Record.push_back(D->IsVirtual);
1236  Code = serialization::DECL_CONSTRUCTOR_USING_SHADOW;
1237}
1238
1239void ASTDeclWriter::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) {
1240  VisitNamedDecl(D);
1241  Record.AddSourceLocation(D->getUsingLoc());
1242  Record.AddSourceLocation(D->getNamespaceKeyLocation());
1243  Record.AddNestedNameSpecifierLoc(D->getQualifierLoc());
1244  Record.AddDeclRef(D->getNominatedNamespace());
1245  Record.AddDeclRef(dyn_cast<Decl>(D->getCommonAncestor()));
1246  Code = serialization::DECL_USING_DIRECTIVE;
1247}
1248
1249void ASTDeclWriter::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) {
1250  VisitValueDecl(D);
1251  Record.AddSourceLocation(D->getUsingLoc());
1252  Record.AddNestedNameSpecifierLoc(D->getQualifierLoc());
1253  Record.AddDeclarationNameLoc(D->DNLoc, D->getDeclName());
1254  Record.AddSourceLocation(D->getEllipsisLoc());
1255  Code = serialization::DECL_UNRESOLVED_USING_VALUE;
1256}
1257
1258void ASTDeclWriter::VisitUnresolvedUsingTypenameDecl(
1259                                               UnresolvedUsingTypenameDecl *D) {
1260  VisitTypeDecl(D);
1261  Record.AddSourceLocation(D->getTypenameLoc());
1262  Record.AddNestedNameSpecifierLoc(D->getQualifierLoc());
1263  Record.AddSourceLocation(D->getEllipsisLoc());
1264  Code = serialization::DECL_UNRESOLVED_USING_TYPENAME;
1265}
1266
1267void ASTDeclWriter::VisitCXXRecordDecl(CXXRecordDecl *D) {
1268  VisitRecordDecl(D);
1269
1270  enum {
1271    CXXRecNotTemplate = 0, CXXRecTemplate, CXXRecMemberSpecialization
1272  };
1273  if (ClassTemplateDecl *TemplD = D->getDescribedClassTemplate()) {
1274    Record.push_back(CXXRecTemplate);
1275    Record.AddDeclRef(TemplD);
1276  } else if (MemberSpecializationInfo *MSInfo
1277               = D->getMemberSpecializationInfo()) {
1278    Record.push_back(CXXRecMemberSpecialization);
1279    Record.AddDeclRef(MSInfo->getInstantiatedFrom());
1280    Record.push_back(MSInfo->getTemplateSpecializationKind());
1281    Record.AddSourceLocation(MSInfo->getPointOfInstantiation());
1282  } else {
1283    Record.push_back(CXXRecNotTemplate);
1284  }
1285
1286  Record.push_back(D->isThisDeclarationADefinition());
1287  if (D->isThisDeclarationADefinition())
1288    Record.AddCXXDefinitionData(D);
1289
1290  // Store (what we currently believe to be) the key function to avoid
1291  // deserializing every method so we can compute it.
1292  if (D->isCompleteDefinition())
1293    Record.AddDeclRef(Context.getCurrentKeyFunction(D));
1294
1295  Code = serialization::DECL_CXX_RECORD;
1296}
1297
1298void ASTDeclWriter::VisitCXXMethodDecl(CXXMethodDecl *D) {
1299  VisitFunctionDecl(D);
1300  if (D->isCanonicalDecl()) {
1301    Record.push_back(D->size_overridden_methods());
1302    for (const CXXMethodDecl *MD : D->overridden_methods())
1303      Record.AddDeclRef(MD);
1304  } else {
1305    // We only need to record overridden methods once for the canonical decl.
1306    Record.push_back(0);
1307  }
1308
1309  if (D->getDeclContext() == D->getLexicalDeclContext() &&
1310      D->getFirstDecl() == D->getMostRecentDecl() &&
1311      !D->isInvalidDecl() &&
1312      !D->hasAttrs() &&
1313      !D->isTopLevelDeclInObjCContainer() &&
1314      D->getDeclName().getNameKind() == DeclarationName::Identifier &&
1315      !D->hasExtInfo() &&
1316      !D->hasInheritedPrototype() &&
1317      D->hasWrittenPrototype())
1318    AbbrevToUse = Writer.getDeclCXXMethodAbbrev();
1319
1320  Code = serialization::DECL_CXX_METHOD;
1321}
1322
1323void ASTDeclWriter::VisitCXXConstructorDecl(CXXConstructorDecl *D) {
1324  if (auto Inherited = D->getInheritedConstructor()) {
1325    Record.AddDeclRef(Inherited.getShadowDecl());
1326    Record.AddDeclRef(Inherited.getConstructor());
1327    Code = serialization::DECL_CXX_INHERITED_CONSTRUCTOR;
1328  } else {
1329    Code = serialization::DECL_CXX_CONSTRUCTOR;
1330  }
1331
1332  VisitCXXMethodDecl(D);
1333
1334  Code = D->isInheritingConstructor()
1335             ? serialization::DECL_CXX_INHERITED_CONSTRUCTOR
1336             : serialization::DECL_CXX_CONSTRUCTOR;
1337}
1338
1339void ASTDeclWriter::VisitCXXDestructorDecl(CXXDestructorDecl *D) {
1340  VisitCXXMethodDecl(D);
1341
1342  Record.AddDeclRef(D->getOperatorDelete());
1343  if (D->getOperatorDelete())
1344    Record.AddStmt(D->getOperatorDeleteThisArg());
1345
1346  Code = serialization::DECL_CXX_DESTRUCTOR;
1347}
1348
1349void ASTDeclWriter::VisitCXXConversionDecl(CXXConversionDecl *D) {
1350  VisitCXXMethodDecl(D);
1351  Code = serialization::DECL_CXX_CONVERSION;
1352}
1353
1354void ASTDeclWriter::VisitImportDecl(ImportDecl *D) {
1355  VisitDecl(D);
1356  Record.push_back(Writer.getSubmoduleID(D->getImportedModule()));
1357  ArrayRef<SourceLocation> IdentifierLocs = D->getIdentifierLocs();
1358  Record.push_back(!IdentifierLocs.empty());
1359  if (IdentifierLocs.empty()) {
1360    Record.AddSourceLocation(D->getEndLoc());
1361    Record.push_back(1);
1362  } else {
1363    for (unsigned I = 0, N = IdentifierLocs.size(); I != N; ++I)
1364      Record.AddSourceLocation(IdentifierLocs[I]);
1365    Record.push_back(IdentifierLocs.size());
1366  }
1367  // Note: the number of source locations must always be the last element in
1368  // the record.
1369  Code = serialization::DECL_IMPORT;
1370}
1371
1372void ASTDeclWriter::VisitAccessSpecDecl(AccessSpecDecl *D) {
1373  VisitDecl(D);
1374  Record.AddSourceLocation(D->getColonLoc());
1375  Code = serialization::DECL_ACCESS_SPEC;
1376}
1377
1378void ASTDeclWriter::VisitFriendDecl(FriendDecl *D) {
1379  // Record the number of friend type template parameter lists here
1380  // so as to simplify memory allocation during deserialization.
1381  Record.push_back(D->NumTPLists);
1382  VisitDecl(D);
1383  bool hasFriendDecl = D->Friend.is<NamedDecl*>();
1384  Record.push_back(hasFriendDecl);
1385  if (hasFriendDecl)
1386    Record.AddDeclRef(D->getFriendDecl());
1387  else
1388    Record.AddTypeSourceInfo(D->getFriendType());
1389  for (unsigned i = 0; i < D->NumTPLists; ++i)
1390    Record.AddTemplateParameterList(D->getFriendTypeTemplateParameterList(i));
1391  Record.AddDeclRef(D->getNextFriend());
1392  Record.push_back(D->UnsupportedFriend);
1393  Record.AddSourceLocation(D->FriendLoc);
1394  Code = serialization::DECL_FRIEND;
1395}
1396
1397void ASTDeclWriter::VisitFriendTemplateDecl(FriendTemplateDecl *D) {
1398  VisitDecl(D);
1399  Record.push_back(D->getNumTemplateParameters());
1400  for (unsigned i = 0, e = D->getNumTemplateParameters(); i != e; ++i)
1401    Record.AddTemplateParameterList(D->getTemplateParameterList(i));
1402  Record.push_back(D->getFriendDecl() != nullptr);
1403  if (D->getFriendDecl())
1404    Record.AddDeclRef(D->getFriendDecl());
1405  else
1406    Record.AddTypeSourceInfo(D->getFriendType());
1407  Record.AddSourceLocation(D->getFriendLoc());
1408  Code = serialization::DECL_FRIEND_TEMPLATE;
1409}
1410
1411void ASTDeclWriter::VisitTemplateDecl(TemplateDecl *D) {
1412  VisitNamedDecl(D);
1413
1414  Record.AddDeclRef(D->getTemplatedDecl());
1415  Record.AddTemplateParameterList(D->getTemplateParameters());
1416}
1417
1418void ASTDeclWriter::VisitRedeclarableTemplateDecl(RedeclarableTemplateDecl *D) {
1419  VisitRedeclarable(D);
1420
1421  // Emit data to initialize CommonOrPrev before VisitTemplateDecl so that
1422  // getCommonPtr() can be used while this is still initializing.
1423  if (D->isFirstDecl()) {
1424    // This declaration owns the 'common' pointer, so serialize that data now.
1425    Record.AddDeclRef(D->getInstantiatedFromMemberTemplate());
1426    if (D->getInstantiatedFromMemberTemplate())
1427      Record.push_back(D->isMemberSpecialization());
1428  }
1429
1430  VisitTemplateDecl(D);
1431  Record.push_back(D->getIdentifierNamespace());
1432}
1433
1434void ASTDeclWriter::VisitClassTemplateDecl(ClassTemplateDecl *D) {
1435  VisitRedeclarableTemplateDecl(D);
1436
1437  if (D->isFirstDecl())
1438    AddTemplateSpecializations(D);
1439  Code = serialization::DECL_CLASS_TEMPLATE;
1440}
1441
1442void ASTDeclWriter::VisitClassTemplateSpecializationDecl(
1443                                           ClassTemplateSpecializationDecl *D) {
1444  RegisterTemplateSpecialization(D->getSpecializedTemplate(), D);
1445
1446  VisitCXXRecordDecl(D);
1447
1448  llvm::PointerUnion<ClassTemplateDecl *,
1449                     ClassTemplatePartialSpecializationDecl *> InstFrom
1450    = D->getSpecializedTemplateOrPartial();
1451  if (Decl *InstFromD = InstFrom.dyn_cast<ClassTemplateDecl *>()) {
1452    Record.AddDeclRef(InstFromD);
1453  } else {
1454    Record.AddDeclRef(InstFrom.get<ClassTemplatePartialSpecializationDecl *>());
1455    Record.AddTemplateArgumentList(&D->getTemplateInstantiationArgs());
1456  }
1457
1458  Record.AddTemplateArgumentList(&D->getTemplateArgs());
1459  Record.AddSourceLocation(D->getPointOfInstantiation());
1460  Record.push_back(D->getSpecializationKind());
1461  Record.push_back(D->isCanonicalDecl());
1462
1463  if (D->isCanonicalDecl()) {
1464    // When reading, we'll add it to the folding set of the following template.
1465    Record.AddDeclRef(D->getSpecializedTemplate()->getCanonicalDecl());
1466  }
1467
1468  // Explicit info.
1469  Record.AddTypeSourceInfo(D->getTypeAsWritten());
1470  if (D->getTypeAsWritten()) {
1471    Record.AddSourceLocation(D->getExternLoc());
1472    Record.AddSourceLocation(D->getTemplateKeywordLoc());
1473  }
1474
1475  Code = serialization::DECL_CLASS_TEMPLATE_SPECIALIZATION;
1476}
1477
1478void ASTDeclWriter::VisitClassTemplatePartialSpecializationDecl(
1479                                    ClassTemplatePartialSpecializationDecl *D) {
1480  VisitClassTemplateSpecializationDecl(D);
1481
1482  Record.AddTemplateParameterList(D->getTemplateParameters());
1483  Record.AddASTTemplateArgumentListInfo(D->getTemplateArgsAsWritten());
1484
1485  // These are read/set from/to the first declaration.
1486  if (D->getPreviousDecl() == nullptr) {
1487    Record.AddDeclRef(D->getInstantiatedFromMember());
1488    Record.push_back(D->isMemberSpecialization());
1489  }
1490
1491  Code = serialization::DECL_CLASS_TEMPLATE_PARTIAL_SPECIALIZATION;
1492}
1493
1494void ASTDeclWriter::VisitVarTemplateDecl(VarTemplateDecl *D) {
1495  VisitRedeclarableTemplateDecl(D);
1496
1497  if (D->isFirstDecl())
1498    AddTemplateSpecializations(D);
1499  Code = serialization::DECL_VAR_TEMPLATE;
1500}
1501
1502void ASTDeclWriter::VisitVarTemplateSpecializationDecl(
1503    VarTemplateSpecializationDecl *D) {
1504  RegisterTemplateSpecialization(D->getSpecializedTemplate(), D);
1505
1506  VisitVarDecl(D);
1507
1508  llvm::PointerUnion<VarTemplateDecl *, VarTemplatePartialSpecializationDecl *>
1509  InstFrom = D->getSpecializedTemplateOrPartial();
1510  if (Decl *InstFromD = InstFrom.dyn_cast<VarTemplateDecl *>()) {
1511    Record.AddDeclRef(InstFromD);
1512  } else {
1513    Record.AddDeclRef(InstFrom.get<VarTemplatePartialSpecializationDecl *>());
1514    Record.AddTemplateArgumentList(&D->getTemplateInstantiationArgs());
1515  }
1516
1517  // Explicit info.
1518  Record.AddTypeSourceInfo(D->getTypeAsWritten());
1519  if (D->getTypeAsWritten()) {
1520    Record.AddSourceLocation(D->getExternLoc());
1521    Record.AddSourceLocation(D->getTemplateKeywordLoc());
1522  }
1523
1524  Record.AddTemplateArgumentList(&D->getTemplateArgs());
1525  Record.AddSourceLocation(D->getPointOfInstantiation());
1526  Record.push_back(D->getSpecializationKind());
1527  Record.push_back(D->IsCompleteDefinition);
1528  Record.push_back(D->isCanonicalDecl());
1529
1530  if (D->isCanonicalDecl()) {
1531    // When reading, we'll add it to the folding set of the following template.
1532    Record.AddDeclRef(D->getSpecializedTemplate()->getCanonicalDecl());
1533  }
1534
1535  Code = serialization::DECL_VAR_TEMPLATE_SPECIALIZATION;
1536}
1537
1538void ASTDeclWriter::VisitVarTemplatePartialSpecializationDecl(
1539    VarTemplatePartialSpecializationDecl *D) {
1540  VisitVarTemplateSpecializationDecl(D);
1541
1542  Record.AddTemplateParameterList(D->getTemplateParameters());
1543  Record.AddASTTemplateArgumentListInfo(D->getTemplateArgsAsWritten());
1544
1545  // These are read/set from/to the first declaration.
1546  if (D->getPreviousDecl() == nullptr) {
1547    Record.AddDeclRef(D->getInstantiatedFromMember());
1548    Record.push_back(D->isMemberSpecialization());
1549  }
1550
1551  Code = serialization::DECL_VAR_TEMPLATE_PARTIAL_SPECIALIZATION;
1552}
1553
1554void ASTDeclWriter::VisitClassScopeFunctionSpecializationDecl(
1555                                    ClassScopeFunctionSpecializationDecl *D) {
1556  VisitDecl(D);
1557  Record.AddDeclRef(D->getSpecialization());
1558  Code = serialization::DECL_CLASS_SCOPE_FUNCTION_SPECIALIZATION;
1559}
1560
1561
1562void ASTDeclWriter::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) {
1563  VisitRedeclarableTemplateDecl(D);
1564
1565  if (D->isFirstDecl())
1566    AddTemplateSpecializations(D);
1567  Code = serialization::DECL_FUNCTION_TEMPLATE;
1568}
1569
1570void ASTDeclWriter::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) {
1571  VisitTypeDecl(D);
1572
1573  Record.push_back(D->wasDeclaredWithTypename());
1574
1575  bool OwnsDefaultArg = D->hasDefaultArgument() &&
1576                        !D->defaultArgumentWasInherited();
1577  Record.push_back(OwnsDefaultArg);
1578  if (OwnsDefaultArg)
1579    Record.AddTypeSourceInfo(D->getDefaultArgumentInfo());
1580
1581  Code = serialization::DECL_TEMPLATE_TYPE_PARM;
1582}
1583
1584void ASTDeclWriter::VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) {
1585  // For an expanded parameter pack, record the number of expansion types here
1586  // so that it's easier for deserialization to allocate the right amount of
1587  // memory.
1588  if (D->isExpandedParameterPack())
1589    Record.push_back(D->getNumExpansionTypes());
1590
1591  VisitDeclaratorDecl(D);
1592  // TemplateParmPosition.
1593  Record.push_back(D->getDepth());
1594  Record.push_back(D->getPosition());
1595
1596  if (D->isExpandedParameterPack()) {
1597    for (unsigned I = 0, N = D->getNumExpansionTypes(); I != N; ++I) {
1598      Record.AddTypeRef(D->getExpansionType(I));
1599      Record.AddTypeSourceInfo(D->getExpansionTypeSourceInfo(I));
1600    }
1601
1602    Code = serialization::DECL_EXPANDED_NON_TYPE_TEMPLATE_PARM_PACK;
1603  } else {
1604    // Rest of NonTypeTemplateParmDecl.
1605    Record.push_back(D->isParameterPack());
1606    bool OwnsDefaultArg = D->hasDefaultArgument() &&
1607                          !D->defaultArgumentWasInherited();
1608    Record.push_back(OwnsDefaultArg);
1609    if (OwnsDefaultArg)
1610      Record.AddStmt(D->getDefaultArgument());
1611    Code = serialization::DECL_NON_TYPE_TEMPLATE_PARM;
1612  }
1613}
1614
1615void ASTDeclWriter::VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) {
1616  // For an expanded parameter pack, record the number of expansion types here
1617  // so that it's easier for deserialization to allocate the right amount of
1618  // memory.
1619  if (D->isExpandedParameterPack())
1620    Record.push_back(D->getNumExpansionTemplateParameters());
1621
1622  VisitTemplateDecl(D);
1623  // TemplateParmPosition.
1624  Record.push_back(D->getDepth());
1625  Record.push_back(D->getPosition());
1626
1627  if (D->isExpandedParameterPack()) {
1628    for (unsigned I = 0, N = D->getNumExpansionTemplateParameters();
1629         I != N; ++I)
1630      Record.AddTemplateParameterList(D->getExpansionTemplateParameters(I));
1631    Code = serialization::DECL_EXPANDED_TEMPLATE_TEMPLATE_PARM_PACK;
1632  } else {
1633    // Rest of TemplateTemplateParmDecl.
1634    Record.push_back(D->isParameterPack());
1635    bool OwnsDefaultArg = D->hasDefaultArgument() &&
1636                          !D->defaultArgumentWasInherited();
1637    Record.push_back(OwnsDefaultArg);
1638    if (OwnsDefaultArg)
1639      Record.AddTemplateArgumentLoc(D->getDefaultArgument());
1640    Code = serialization::DECL_TEMPLATE_TEMPLATE_PARM;
1641  }
1642}
1643
1644void ASTDeclWriter::VisitTypeAliasTemplateDecl(TypeAliasTemplateDecl *D) {
1645  VisitRedeclarableTemplateDecl(D);
1646  Code = serialization::DECL_TYPE_ALIAS_TEMPLATE;
1647}
1648
1649void ASTDeclWriter::VisitStaticAssertDecl(StaticAssertDecl *D) {
1650  VisitDecl(D);
1651  Record.AddStmt(D->getAssertExpr());
1652  Record.push_back(D->isFailed());
1653  Record.AddStmt(D->getMessage());
1654  Record.AddSourceLocation(D->getRParenLoc());
1655  Code = serialization::DECL_STATIC_ASSERT;
1656}
1657
1658/// Emit the DeclContext part of a declaration context decl.
1659void ASTDeclWriter::VisitDeclContext(DeclContext *DC) {
1660  Record.AddOffset(Writer.WriteDeclContextLexicalBlock(Context, DC));
1661  Record.AddOffset(Writer.WriteDeclContextVisibleBlock(Context, DC));
1662}
1663
1664const Decl *ASTWriter::getFirstLocalDecl(const Decl *D) {
1665   (0) . __assert_fail ("IsLocalDecl(D) && \"expected a local declaration\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1665, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(IsLocalDecl(D) && "expected a local declaration");
1666
1667  const Decl *Canon = D->getCanonicalDecl();
1668  if (IsLocalDecl(Canon))
1669    return Canon;
1670
1671  const Decl *&CacheEntry = FirstLocalDeclCache[Canon];
1672  if (CacheEntry)
1673    return CacheEntry;
1674
1675  for (const Decl *Redecl = D; Redecl; Redecl = Redecl->getPreviousDecl())
1676    if (IsLocalDecl(Redecl))
1677      D = Redecl;
1678  return CacheEntry = D;
1679}
1680
1681template <typename T>
1682void ASTDeclWriter::VisitRedeclarable(Redeclarable<T> *D) {
1683  T *First = D->getFirstDecl();
1684  T *MostRecent = First->getMostRecentDecl();
1685  T *DAsT = static_cast<T *>(D);
1686  if (MostRecent != First) {
1687     (0) . __assert_fail ("isRedeclarableDeclKind(DAsT->getKind()) && \"Not considered redeclarable?\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1688, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(isRedeclarableDeclKind(DAsT->getKind()) &&
1688 (0) . __assert_fail ("isRedeclarableDeclKind(DAsT->getKind()) && \"Not considered redeclarable?\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 1688, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">           "Not considered redeclarable?");
1689
1690    Record.AddDeclRef(First);
1691
1692    // Write out a list of local redeclarations of this declaration if it's the
1693    // first local declaration in the chain.
1694    const Decl *FirstLocal = Writer.getFirstLocalDecl(DAsT);
1695    if (DAsT == FirstLocal) {
1696      // Emit a list of all imported first declarations so that we can be sure
1697      // that all redeclarations visible to this module are before D in the
1698      // redecl chain.
1699      unsigned I = Record.size();
1700      Record.push_back(0);
1701      if (Writer.Chain)
1702        AddFirstDeclFromEachModule(DAsT, /*IncludeLocal*/false);
1703      // This is the number of imported first declarations + 1.
1704      Record[I] = Record.size() - I;
1705
1706      // Collect the set of local redeclarations of this declaration, from
1707      // newest to oldest.
1708      ASTWriter::RecordData LocalRedecls;
1709      ASTRecordWriter LocalRedeclWriter(Record, LocalRedecls);
1710      for (const Decl *Prev = FirstLocal->getMostRecentDecl();
1711           Prev != FirstLocal; Prev = Prev->getPreviousDecl())
1712        if (!Prev->isFromASTFile())
1713          LocalRedeclWriter.AddDeclRef(Prev);
1714
1715      // If we have any redecls, write them now as a separate record preceding
1716      // the declaration itself.
1717      if (LocalRedecls.empty())
1718        Record.push_back(0);
1719      else
1720        Record.AddOffset(LocalRedeclWriter.Emit(LOCAL_REDECLARATIONS));
1721    } else {
1722      Record.push_back(0);
1723      Record.AddDeclRef(FirstLocal);
1724    }
1725
1726    // Make sure that we serialize both the previous and the most-recent
1727    // declarations, which (transitively) ensures that all declarations in the
1728    // chain get serialized.
1729    //
1730    // FIXME: This is not correct; when we reach an imported declaration we
1731    // won't emit its previous declaration.
1732    (void)Writer.GetDeclRef(D->getPreviousDecl());
1733    (void)Writer.GetDeclRef(MostRecent);
1734  } else {
1735    // We use the sentinel value 0 to indicate an only declaration.
1736    Record.push_back(0);
1737  }
1738}
1739
1740void ASTDeclWriter::VisitOMPThreadPrivateDecl(OMPThreadPrivateDecl *D) {
1741  Record.push_back(D->varlist_size());
1742  VisitDecl(D);
1743  for (auto *I : D->varlists())
1744    Record.AddStmt(I);
1745  Code = serialization::DECL_OMP_THREADPRIVATE;
1746}
1747
1748void ASTDeclWriter::VisitOMPAllocateDecl(OMPAllocateDecl *D) {
1749  Record.push_back(D->varlist_size());
1750  Record.push_back(D->clauselist_size());
1751  VisitDecl(D);
1752  for (auto *I : D->varlists())
1753    Record.AddStmt(I);
1754  OMPClauseWriter ClauseWriter(Record);
1755  for (OMPClause *C : D->clauselists())
1756    ClauseWriter.writeClause(C);
1757  Code = serialization::DECL_OMP_ALLOCATE;
1758}
1759
1760void ASTDeclWriter::VisitOMPRequiresDecl(OMPRequiresDecl *D) {
1761  Record.push_back(D->clauselist_size());
1762  VisitDecl(D);
1763  OMPClauseWriter ClauseWriter(Record);
1764  for (OMPClause *C : D->clauselists())
1765    ClauseWriter.writeClause(C);
1766  Code = serialization::DECL_OMP_REQUIRES;
1767}
1768
1769void ASTDeclWriter::VisitOMPDeclareReductionDecl(OMPDeclareReductionDecl *D) {
1770  VisitValueDecl(D);
1771  Record.AddSourceLocation(D->getBeginLoc());
1772  Record.AddStmt(D->getCombinerIn());
1773  Record.AddStmt(D->getCombinerOut());
1774  Record.AddStmt(D->getCombiner());
1775  Record.AddStmt(D->getInitOrig());
1776  Record.AddStmt(D->getInitPriv());
1777  Record.AddStmt(D->getInitializer());
1778  Record.push_back(D->getInitializerKind());
1779  Record.AddDeclRef(D->getPrevDeclInScope());
1780  Code = serialization::DECL_OMP_DECLARE_REDUCTION;
1781}
1782
1783void ASTDeclWriter::VisitOMPDeclareMapperDecl(OMPDeclareMapperDecl *D) {
1784  Record.push_back(D->clauselist_size());
1785  VisitValueDecl(D);
1786  Record.AddSourceLocation(D->getBeginLoc());
1787  Record.AddStmt(D->getMapperVarRef());
1788  Record.AddDeclarationName(D->getVarName());
1789  Record.AddDeclRef(D->getPrevDeclInScope());
1790  OMPClauseWriter ClauseWriter(Record);
1791  for (OMPClause *C : D->clauselists())
1792    ClauseWriter.writeClause(C);
1793  Code = serialization::DECL_OMP_DECLARE_MAPPER;
1794}
1795
1796void ASTDeclWriter::VisitOMPCapturedExprDecl(OMPCapturedExprDecl *D) {
1797  VisitVarDecl(D);
1798  Code = serialization::DECL_OMP_CAPTUREDEXPR;
1799}
1800
1801//===----------------------------------------------------------------------===//
1802// ASTWriter Implementation
1803//===----------------------------------------------------------------------===//
1804
1805void ASTWriter::WriteDeclAbbrevs() {
1806  using namespace llvm;
1807
1808  std::shared_ptr<BitCodeAbbrev> Abv;
1809
1810  // Abbreviation for DECL_FIELD
1811  Abv = std::make_shared<BitCodeAbbrev>();
1812  Abv->Add(BitCodeAbbrevOp(serialization::DECL_FIELD));
1813  // Decl
1814  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
1815  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
1816  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
1817  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
1818  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
1819  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
1820  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
1821  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
1822  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2));  // AccessSpecifier
1823  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
1824  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
1825  // NamedDecl
1826  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
1827  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
1828  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
1829  // ValueDecl
1830  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
1831  // DeclaratorDecl
1832  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // InnerStartLoc
1833  Abv->Add(BitCodeAbbrevOp(0));                       // hasExtInfo
1834  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TSIType
1835  // FieldDecl
1836  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isMutable
1837  Abv->Add(BitCodeAbbrevOp(0));                       // InitStyle
1838  // Type Source Info
1839  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
1840  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TypeLoc
1841  DeclFieldAbbrev = Stream.EmitAbbrev(std::move(Abv));
1842
1843  // Abbreviation for DECL_OBJC_IVAR
1844  Abv = std::make_shared<BitCodeAbbrev>();
1845  Abv->Add(BitCodeAbbrevOp(serialization::DECL_OBJC_IVAR));
1846  // Decl
1847  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
1848  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
1849  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
1850  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
1851  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
1852  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
1853  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
1854  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
1855  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2));  // AccessSpecifier
1856  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
1857  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
1858  // NamedDecl
1859  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
1860  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
1861  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
1862  // ValueDecl
1863  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
1864  // DeclaratorDecl
1865  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // InnerStartLoc
1866  Abv->Add(BitCodeAbbrevOp(0));                       // hasExtInfo
1867  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TSIType
1868  // FieldDecl
1869  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isMutable
1870  Abv->Add(BitCodeAbbrevOp(0));                       // InitStyle
1871  // ObjC Ivar
1872  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // getAccessControl
1873  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // getSynthesize
1874  // Type Source Info
1875  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
1876  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TypeLoc
1877  DeclObjCIvarAbbrev = Stream.EmitAbbrev(std::move(Abv));
1878
1879  // Abbreviation for DECL_ENUM
1880  Abv = std::make_shared<BitCodeAbbrev>();
1881  Abv->Add(BitCodeAbbrevOp(serialization::DECL_ENUM));
1882  // Redeclarable
1883  Abv->Add(BitCodeAbbrevOp(0));                       // No redeclaration
1884  // Decl
1885  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
1886  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
1887  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
1888  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
1889  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
1890  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
1891  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
1892  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
1893  Abv->Add(BitCodeAbbrevOp(AS_none));                 // C++ AccessSpecifier
1894  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
1895  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
1896  // NamedDecl
1897  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
1898  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
1899  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
1900  // TypeDecl
1901  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Source Location
1902  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type Ref
1903  // TagDecl
1904  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // IdentifierNamespace
1905  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // getTagKind
1906  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isCompleteDefinition
1907  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // EmbeddedInDeclarator
1908  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsFreeStanding
1909  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsCompleteDefinitionRequired
1910  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // SourceLocation
1911  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // SourceLocation
1912  Abv->Add(BitCodeAbbrevOp(0));                         // ExtInfoKind
1913  // EnumDecl
1914  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // AddTypeRef
1915  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // IntegerType
1916  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // getPromotionType
1917  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // getNumPositiveBits
1918  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // getNumNegativeBits
1919  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isScoped
1920  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isScopedUsingClassTag
1921  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isFixed
1922  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32));// ODRHash
1923  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // InstantiatedMembEnum
1924  // DC
1925  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // LexicalOffset
1926  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // VisibleOffset
1927  DeclEnumAbbrev = Stream.EmitAbbrev(std::move(Abv));
1928
1929  // Abbreviation for DECL_RECORD
1930  Abv = std::make_shared<BitCodeAbbrev>();
1931  Abv->Add(BitCodeAbbrevOp(serialization::DECL_RECORD));
1932  // Redeclarable
1933  Abv->Add(BitCodeAbbrevOp(0));                       // No redeclaration
1934  // Decl
1935  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
1936  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
1937  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
1938  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
1939  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
1940  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
1941  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
1942  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
1943  Abv->Add(BitCodeAbbrevOp(AS_none));                 // C++ AccessSpecifier
1944  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
1945  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
1946  // NamedDecl
1947  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
1948  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
1949  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
1950  // TypeDecl
1951  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Source Location
1952  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type Ref
1953  // TagDecl
1954  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // IdentifierNamespace
1955  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // getTagKind
1956  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isCompleteDefinition
1957  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // EmbeddedInDeclarator
1958  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsFreeStanding
1959  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsCompleteDefinitionRequired
1960  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // SourceLocation
1961  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // SourceLocation
1962  Abv->Add(BitCodeAbbrevOp(0));                         // ExtInfoKind
1963  // RecordDecl
1964  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // FlexibleArrayMember
1965  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // AnonymousStructUnion
1966  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // hasObjectMember
1967  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // hasVolatileMember
1968
1969  // isNonTrivialToPrimitiveDefaultInitialize
1970  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
1971  // isNonTrivialToPrimitiveCopy
1972  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
1973  // isNonTrivialToPrimitiveDestroy
1974  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
1975  // isParamDestroyedInCallee
1976  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1));
1977  // getArgPassingRestrictions
1978  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2));
1979
1980  // DC
1981  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // LexicalOffset
1982  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // VisibleOffset
1983  DeclRecordAbbrev = Stream.EmitAbbrev(std::move(Abv));
1984
1985  // Abbreviation for DECL_PARM_VAR
1986  Abv = std::make_shared<BitCodeAbbrev>();
1987  Abv->Add(BitCodeAbbrevOp(serialization::DECL_PARM_VAR));
1988  // Redeclarable
1989  Abv->Add(BitCodeAbbrevOp(0));                       // No redeclaration
1990  // Decl
1991  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
1992  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
1993  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
1994  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
1995  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
1996  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
1997  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
1998  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
1999  Abv->Add(BitCodeAbbrevOp(AS_none));                 // C++ AccessSpecifier
2000  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
2001  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
2002  // NamedDecl
2003  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
2004  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
2005  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
2006  // ValueDecl
2007  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2008  // DeclaratorDecl
2009  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // InnerStartLoc
2010  Abv->Add(BitCodeAbbrevOp(0));                       // hasExtInfo
2011  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TSIType
2012  // VarDecl
2013  Abv->Add(BitCodeAbbrevOp(0));                       // SClass
2014  Abv->Add(BitCodeAbbrevOp(0));                       // TSCSpec
2015  Abv->Add(BitCodeAbbrevOp(0));                       // InitStyle
2016  Abv->Add(BitCodeAbbrevOp(0));                       // ARCPseudoStrong
2017  Abv->Add(BitCodeAbbrevOp(0));                       // Linkage
2018  Abv->Add(BitCodeAbbrevOp(0));                       // HasInit
2019  Abv->Add(BitCodeAbbrevOp(0));                   // HasMemberSpecializationInfo
2020  // ParmVarDecl
2021  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsObjCMethodParameter
2022  Abv->Add(BitCodeAbbrevOp(0));                       // ScopeDepth
2023  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // ScopeIndex
2024  Abv->Add(BitCodeAbbrevOp(0));                       // ObjCDeclQualifier
2025  Abv->Add(BitCodeAbbrevOp(0));                       // KNRPromoted
2026  Abv->Add(BitCodeAbbrevOp(0));                       // HasInheritedDefaultArg
2027  Abv->Add(BitCodeAbbrevOp(0));                   // HasUninstantiatedDefaultArg
2028  // Type Source Info
2029  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
2030  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TypeLoc
2031  DeclParmVarAbbrev = Stream.EmitAbbrev(std::move(Abv));
2032
2033  // Abbreviation for DECL_TYPEDEF
2034  Abv = std::make_shared<BitCodeAbbrev>();
2035  Abv->Add(BitCodeAbbrevOp(serialization::DECL_TYPEDEF));
2036  // Redeclarable
2037  Abv->Add(BitCodeAbbrevOp(0));                       // No redeclaration
2038  // Decl
2039  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
2040  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
2041  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
2042  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
2043  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
2044  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isUsed
2045  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isReferenced
2046  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
2047  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // C++ AccessSpecifier
2048  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
2049  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
2050  // NamedDecl
2051  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
2052  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
2053  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
2054  // TypeDecl
2055  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Source Location
2056  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type Ref
2057  // TypedefDecl
2058  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
2059  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TypeLoc
2060  DeclTypedefAbbrev = Stream.EmitAbbrev(std::move(Abv));
2061
2062  // Abbreviation for DECL_VAR
2063  Abv = std::make_shared<BitCodeAbbrev>();
2064  Abv->Add(BitCodeAbbrevOp(serialization::DECL_VAR));
2065  // Redeclarable
2066  Abv->Add(BitCodeAbbrevOp(0));                       // No redeclaration
2067  // Decl
2068  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclContext
2069  Abv->Add(BitCodeAbbrevOp(0));                       // LexicalDeclContext
2070  Abv->Add(BitCodeAbbrevOp(0));                       // isInvalidDecl
2071  Abv->Add(BitCodeAbbrevOp(0));                       // HasAttrs
2072  Abv->Add(BitCodeAbbrevOp(0));                       // isImplicit
2073  Abv->Add(BitCodeAbbrevOp(0));                       // isUsed
2074  Abv->Add(BitCodeAbbrevOp(0));                       // isReferenced
2075  Abv->Add(BitCodeAbbrevOp(0));                   // TopLevelDeclInObjCContainer
2076  Abv->Add(BitCodeAbbrevOp(AS_none));                 // C++ AccessSpecifier
2077  Abv->Add(BitCodeAbbrevOp(0));                       // ModulePrivate
2078  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // SubmoduleID
2079  // NamedDecl
2080  Abv->Add(BitCodeAbbrevOp(0));                       // NameKind = Identifier
2081  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Name
2082  Abv->Add(BitCodeAbbrevOp(0));                       // AnonDeclNumber
2083  // ValueDecl
2084  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2085  // DeclaratorDecl
2086  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // InnerStartLoc
2087  Abv->Add(BitCodeAbbrevOp(0));                       // hasExtInfo
2088  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TSIType
2089  // VarDecl
2090  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // SClass
2091  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // TSCSpec
2092  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // InitStyle
2093  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isARCPseudoStrong
2094  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsThisDeclarationADemotedDefinition
2095  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isExceptionVariable
2096  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isNRVOVariable
2097  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isCXXForRangeDecl
2098  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // isObjCForDecl
2099  Abv->Add(BitCodeAbbrevOp(0));                         // isInline
2100  Abv->Add(BitCodeAbbrevOp(0));                         // isInlineSpecified
2101  Abv->Add(BitCodeAbbrevOp(0));                         // isConstexpr
2102  Abv->Add(BitCodeAbbrevOp(0));                         // isInitCapture
2103  Abv->Add(BitCodeAbbrevOp(0));                         // isPrevDeclInSameScope
2104  Abv->Add(BitCodeAbbrevOp(0));                         // ImplicitParamKind
2105  Abv->Add(BitCodeAbbrevOp(0));                         // EscapingByref
2106  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // Linkage
2107  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // IsInitICE (local)
2108  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // VarKind (local enum)
2109  // Type Source Info
2110  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
2111  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // TypeLoc
2112  DeclVarAbbrev = Stream.EmitAbbrev(std::move(Abv));
2113
2114  // Abbreviation for DECL_CXX_METHOD
2115  Abv = std::make_shared<BitCodeAbbrev>();
2116  Abv->Add(BitCodeAbbrevOp(serialization::DECL_CXX_METHOD));
2117  // RedeclarableDecl
2118  Abv->Add(BitCodeAbbrevOp(0));                         // CanonicalDecl
2119  // Decl
2120  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // DeclContext
2121  Abv->Add(BitCodeAbbrevOp(0));                         // LexicalDeclContext
2122  Abv->Add(BitCodeAbbrevOp(0));                         // Invalid
2123  Abv->Add(BitCodeAbbrevOp(0));                         // HasAttrs
2124  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Implicit
2125  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Used
2126  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Referenced
2127  Abv->Add(BitCodeAbbrevOp(0));                         // InObjCContainer
2128  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 2)); // Access
2129  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ModulePrivate
2130  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // SubmoduleID
2131  // NamedDecl
2132  Abv->Add(BitCodeAbbrevOp(DeclarationName::Identifier)); // NameKind
2133  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // Identifier
2134  Abv->Add(BitCodeAbbrevOp(0));                         // AnonDeclNumber
2135  // ValueDecl
2136  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // Type
2137  // DeclaratorDecl
2138  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // InnerLocStart
2139  Abv->Add(BitCodeAbbrevOp(0));                         // HasExtInfo
2140  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // TSIType
2141  // FunctionDecl
2142  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 11)); // IDNS
2143  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // StorageClass
2144  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Inline
2145  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // InlineSpecified
2146  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ExplicitSpecified
2147  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // VirtualAsWritten
2148  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Pure
2149  Abv->Add(BitCodeAbbrevOp(0));                         // HasInheritedProto
2150  Abv->Add(BitCodeAbbrevOp(1));                         // HasWrittenProto
2151  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Deleted
2152  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Trivial
2153  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // TrivialForCall
2154  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Defaulted
2155  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ExplicitlyDefaulted
2156  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // ImplicitReturnZero
2157  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // Constexpr
2158  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // UsesSEHTry
2159  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // SkippedBody
2160  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // MultiVersion
2161  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // LateParsed
2162  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // Linkage
2163  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));   // LocEnd
2164  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 32)); // ODRHash
2165  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // TemplateKind
2166  // This Array slurps the rest of the record. Fortunately we want to encode
2167  // (nearly) all the remaining (variable number of) fields in the same way.
2168  //
2169  // This is the function template information if any, then
2170  //         NumParams and Params[] from FunctionDecl, and
2171  //         NumOverriddenMethods, OverriddenMethods[] from CXXMethodDecl.
2172  //
2173  //  Add an AbbrevOp for 'size then elements' and use it here.
2174  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
2175  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6));
2176  DeclCXXMethodAbbrev = Stream.EmitAbbrev(std::move(Abv));
2177
2178  // Abbreviation for EXPR_DECL_REF
2179  Abv = std::make_shared<BitCodeAbbrev>();
2180  Abv->Add(BitCodeAbbrevOp(serialization::EXPR_DECL_REF));
2181  //Stmt
2182  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsOMPStructuredBlock
2183  // Expr
2184  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2185  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
2186  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
2187  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
2188  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
2189  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
2190  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
2191  //DeclRefExpr
2192  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //HasQualifier
2193  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //GetDeclFound
2194  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ExplicitTemplateArgs
2195  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //HadMultipleCandidates
2196  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed,
2197                           1)); // RefersToEnclosingVariableOrCapture
2198  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // DeclRef
2199  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Location
2200  DeclRefExprAbbrev = Stream.EmitAbbrev(std::move(Abv));
2201
2202  // Abbreviation for EXPR_INTEGER_LITERAL
2203  Abv = std::make_shared<BitCodeAbbrev>();
2204  Abv->Add(BitCodeAbbrevOp(serialization::EXPR_INTEGER_LITERAL));
2205  //Stmt
2206  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsOMPStructuredBlock
2207  // Expr
2208  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2209  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
2210  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
2211  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
2212  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
2213  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
2214  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
2215  //Integer Literal
2216  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Location
2217  Abv->Add(BitCodeAbbrevOp(32));                      // Bit Width
2218  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Value
2219  IntegerLiteralAbbrev = Stream.EmitAbbrev(std::move(Abv));
2220
2221  // Abbreviation for EXPR_CHARACTER_LITERAL
2222  Abv = std::make_shared<BitCodeAbbrev>();
2223  Abv->Add(BitCodeAbbrevOp(serialization::EXPR_CHARACTER_LITERAL));
2224  //Stmt
2225  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsOMPStructuredBlock
2226  // Expr
2227  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2228  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
2229  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
2230  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
2231  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
2232  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
2233  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
2234  //Character Literal
2235  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // getValue
2236  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Location
2237  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); // getKind
2238  CharacterLiteralAbbrev = Stream.EmitAbbrev(std::move(Abv));
2239
2240  // Abbreviation for EXPR_IMPLICIT_CAST
2241  Abv = std::make_shared<BitCodeAbbrev>();
2242  Abv->Add(BitCodeAbbrevOp(serialization::EXPR_IMPLICIT_CAST));
2243  // Stmt
2244  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // IsOMPStructuredBlock
2245  // Expr
2246  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // Type
2247  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //TypeDependent
2248  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //ValueDependent
2249  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //InstantiationDependent
2250  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); //UnexpandedParamPack
2251  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetValueKind
2252  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 3)); //GetObjectKind
2253  // CastExpr
2254  Abv->Add(BitCodeAbbrevOp(0)); // PathSize
2255  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 6)); // CastKind
2256  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // PartOfExplicitCast
2257  // ImplicitCastExpr
2258  ExprImplicitCastAbbrev = Stream.EmitAbbrev(std::move(Abv));
2259
2260  Abv = std::make_shared<BitCodeAbbrev>();
2261  Abv->Add(BitCodeAbbrevOp(serialization::DECL_CONTEXT_LEXICAL));
2262  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));
2263  DeclContextLexicalAbbrev = Stream.EmitAbbrev(std::move(Abv));
2264
2265  Abv = std::make_shared<BitCodeAbbrev>();
2266  Abv->Add(BitCodeAbbrevOp(serialization::DECL_CONTEXT_VISIBLE));
2267  Abv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Blob));
2268  DeclContextVisibleLookupAbbrev = Stream.EmitAbbrev(std::move(Abv));
2269}
2270
2271/// isRequiredDecl - Check if this is a "required" Decl, which must be seen by
2272/// consumers of the AST.
2273///
2274/// Such decls will always be deserialized from the AST file, so we would like
2275/// this to be as restrictive as possible. Currently the predicate is driven by
2276/// code generation requirements, if other clients have a different notion of
2277/// what is "required" then we may have to consider an alternate scheme where
2278/// clients can iterate over the top-level decls and get information on them,
2279/// without necessary deserializing them. We could explicitly require such
2280/// clients to use a separate API call to "realize" the decl. This should be
2281/// relatively painless since they would presumably only do it for top-level
2282/// decls.
2283static bool isRequiredDecl(const Decl *D, ASTContext &Context,
2284                           bool WritingModule) {
2285  // An ObjCMethodDecl is never considered as "required" because its
2286  // implementation container always is.
2287
2288  // File scoped assembly or obj-c or OMP declare target implementation must be
2289  // seen.
2290  if (isa<FileScopeAsmDecl>(D) || isa<ObjCImplDecl>(D))
2291    return true;
2292
2293  if (WritingModule && isPartOfPerModuleInitializer(D)) {
2294    // These declarations are part of the module initializer, and are emitted
2295    // if and when the module is imported, rather than being emitted eagerly.
2296    return false;
2297  }
2298
2299  return Context.DeclMustBeEmitted(D);
2300}
2301
2302void ASTWriter::WriteDecl(ASTContext &Context, Decl *D) {
2303  PrettyDeclStackTraceEntry CrashInfo(Context, D, SourceLocation(),
2304                                      "serializing");
2305
2306  // Determine the ID for this declaration.
2307  serialization::DeclID ID;
2308   (0) . __assert_fail ("!D->isFromASTFile() && \"should not be emitting imported decl\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 2308, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(!D->isFromASTFile() && "should not be emitting imported decl");
2309  serialization::DeclID &IDR = DeclIDs[D];
2310  if (IDR == 0)
2311    IDR = NextDeclID++;
2312
2313  ID = IDR;
2314
2315   (0) . __assert_fail ("ID >= FirstDeclID && \"invalid decl ID\"", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 2315, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(ID >= FirstDeclID && "invalid decl ID");
2316
2317  RecordData Record;
2318  ASTDeclWriter W(*this, Context, Record);
2319
2320  // Build a record for this declaration
2321  W.Visit(D);
2322
2323  // Emit this declaration to the bitstream.
2324  uint64_t Offset = W.Emit(D);
2325
2326  // Record the offset for this declaration
2327  SourceLocation Loc = D->getLocation();
2328  unsigned Index = ID - FirstDeclID;
2329  if (DeclOffsets.size() == Index)
2330    DeclOffsets.push_back(DeclOffset(Loc, Offset));
2331  else if (DeclOffsets.size() < Index) {
2332    // FIXME: Can/should this happen?
2333    DeclOffsets.resize(Index+1);
2334    DeclOffsets[Index].setLocation(Loc);
2335    DeclOffsets[Index].BitOffset = Offset;
2336  } else {
2337    llvm_unreachable("declarations should be emitted in ID order");
2338  }
2339
2340  SourceManager &SM = Context.getSourceManager();
2341  if (Loc.isValid() && SM.isLocalSourceLocation(Loc))
2342    associateDeclWithFile(D, ID);
2343
2344  // Note declarations that should be deserialized eagerly so that we can add
2345  // them to a record in the AST file later.
2346  if (isRequiredDecl(D, Context, WritingModule))
2347    EagerlyDeserializedDecls.push_back(ID);
2348}
2349
2350void ASTRecordWriter::AddFunctionDefinition(const FunctionDecl *FD) {
2351  // Switch case IDs are per function body.
2352  Writer->ClearSwitchCaseIDs();
2353
2354  doesThisDeclarationHaveABody()", "/home/seafit/code_projects/clang_source/clang/lib/Serialization/ASTWriterDecl.cpp", 2354, __PRETTY_FUNCTION__))" file_link="../../../include/assert.h.html#88" macro="true">assert(FD->doesThisDeclarationHaveABody());
2355  bool ModulesCodegen = false;
2356  if (Writer->WritingModule && !FD->isDependentContext()) {
2357    Optional<GVALinkage> Linkage;
2358    if (Writer->WritingModule->Kind == Module::ModuleInterfaceUnit) {
2359      // When building a C++ Modules TS module interface unit, a strong
2360      // definition in the module interface is provided by the compilation of
2361      // that module interface unit, not by its users. (Inline functions are
2362      // still emitted in module users.)
2363      Linkage = Writer->Context->GetGVALinkageForFunction(FD);
2364      ModulesCodegen = *Linkage == GVA_StrongExternal;
2365    }
2366    if (Writer->Context->getLangOpts().ModulesCodegen) {
2367      // Under -fmodules-codegen, codegen is performed for all non-internal,
2368      // non-always_inline functions.
2369      if (!FD->hasAttr<AlwaysInlineAttr>()) {
2370        if (!Linkage)
2371          Linkage = Writer->Context->GetGVALinkageForFunction(FD);
2372        ModulesCodegen = *Linkage != GVA_Internal;
2373      }
2374    }
2375  }
2376  Record->push_back(ModulesCodegen);
2377  if (ModulesCodegen)
2378    Writer->ModularCodegenDecls.push_back(Writer->GetDeclRef(FD));
2379  if (auto *CD = dyn_cast<CXXConstructorDecl>(FD)) {
2380    Record->push_back(CD->getNumCtorInitializers());
2381    if (CD->getNumCtorInitializers())
2382      AddCXXCtorInitializers(
2383          llvm::makeArrayRef(CD->init_begin(), CD->init_end()));
2384  }
2385  AddStmt(FD->getBody());
2386}
2387
clang::ASTDeclWriter::Writer
clang::ASTDeclWriter::Context
clang::ASTDeclWriter::Record
clang::ASTDeclWriter::Code
clang::ASTDeclWriter::AbbrevToUse
clang::ASTDeclWriter::Emit
clang::ASTDeclWriter::Visit
clang::ASTDeclWriter::VisitDecl
clang::ASTDeclWriter::VisitPragmaCommentDecl
clang::ASTDeclWriter::VisitPragmaDetectMismatchDecl
clang::ASTDeclWriter::VisitTranslationUnitDecl
clang::ASTDeclWriter::VisitNamedDecl
clang::ASTDeclWriter::VisitLabelDecl
clang::ASTDeclWriter::VisitNamespaceDecl
clang::ASTDeclWriter::VisitUsingDirectiveDecl
clang::ASTDeclWriter::VisitNamespaceAliasDecl
clang::ASTDeclWriter::VisitTypeDecl
clang::ASTDeclWriter::VisitTypedefNameDecl
clang::ASTDeclWriter::VisitTypedefDecl
clang::ASTDeclWriter::VisitTypeAliasDecl
clang::ASTDeclWriter::VisitUnresolvedUsingTypenameDecl
clang::ASTDeclWriter::VisitTagDecl
clang::ASTDeclWriter::VisitEnumDecl
clang::ASTDeclWriter::VisitRecordDecl
clang::ASTDeclWriter::VisitCXXRecordDecl
clang::ASTDeclWriter::VisitClassTemplateSpecializationDecl
clang::ASTDeclWriter::VisitClassTemplatePartialSpecializationDecl
clang::ASTDeclWriter::VisitVarTemplateSpecializationDecl
clang::ASTDeclWriter::VisitVarTemplatePartialSpecializationDecl
clang::ASTDeclWriter::VisitClassScopeFunctionSpecializationDecl
clang::ASTDeclWriter::VisitTemplateTypeParmDecl
clang::ASTDeclWriter::VisitValueDecl
clang::ASTDeclWriter::VisitEnumConstantDecl
clang::ASTDeclWriter::VisitUnresolvedUsingValueDecl
clang::ASTDeclWriter::VisitDeclaratorDecl
clang::ASTDeclWriter::VisitFunctionDecl
clang::ASTDeclWriter::VisitCXXDeductionGuideDecl
clang::ASTDeclWriter::VisitCXXMethodDecl
clang::ASTDeclWriter::VisitCXXConstructorDecl
clang::ASTDeclWriter::VisitCXXDestructorDecl
clang::ASTDeclWriter::VisitCXXConversionDecl
clang::ASTDeclWriter::VisitFieldDecl
clang::ASTDeclWriter::VisitMSPropertyDecl
clang::ASTDeclWriter::VisitIndirectFieldDecl
clang::ASTDeclWriter::VisitVarDecl
clang::ASTDeclWriter::VisitImplicitParamDecl
clang::ASTDeclWriter::VisitParmVarDecl
clang::ASTDeclWriter::VisitDecompositionDecl
clang::ASTDeclWriter::VisitBindingDecl
clang::ASTDeclWriter::VisitNonTypeTemplateParmDecl
clang::ASTDeclWriter::VisitTemplateDecl
clang::ASTDeclWriter::VisitRedeclarableTemplateDecl
clang::ASTDeclWriter::VisitClassTemplateDecl
clang::ASTDeclWriter::VisitVarTemplateDecl
clang::ASTDeclWriter::VisitFunctionTemplateDecl
clang::ASTDeclWriter::VisitTemplateTemplateParmDecl
clang::ASTDeclWriter::VisitTypeAliasTemplateDecl
clang::ASTDeclWriter::VisitUsingDecl
clang::ASTDeclWriter::VisitUsingPackDecl
clang::ASTDeclWriter::VisitUsingShadowDecl
clang::ASTDeclWriter::VisitConstructorUsingShadowDecl
clang::ASTDeclWriter::VisitLinkageSpecDecl
clang::ASTDeclWriter::VisitExportDecl
clang::ASTDeclWriter::VisitFileScopeAsmDecl
clang::ASTDeclWriter::VisitImportDecl
clang::ASTDeclWriter::VisitAccessSpecDecl
clang::ASTDeclWriter::VisitFriendDecl
clang::ASTDeclWriter::VisitFriendTemplateDecl
clang::ASTDeclWriter::VisitStaticAssertDecl
clang::ASTDeclWriter::VisitBlockDecl
clang::ASTDeclWriter::VisitCapturedDecl
clang::ASTDeclWriter::VisitEmptyDecl
clang::ASTDeclWriter::VisitDeclContext
clang::ASTDeclWriter::VisitRedeclarable
clang::ASTDeclWriter::VisitObjCMethodDecl
clang::ASTDeclWriter::VisitObjCTypeParamDecl
clang::ASTDeclWriter::VisitObjCContainerDecl
clang::ASTDeclWriter::VisitObjCInterfaceDecl
clang::ASTDeclWriter::VisitObjCIvarDecl
clang::ASTDeclWriter::VisitObjCProtocolDecl
clang::ASTDeclWriter::VisitObjCAtDefsFieldDecl
clang::ASTDeclWriter::VisitObjCCategoryDecl
clang::ASTDeclWriter::VisitObjCImplDecl
clang::ASTDeclWriter::VisitObjCCategoryImplDecl
clang::ASTDeclWriter::VisitObjCImplementationDecl
clang::ASTDeclWriter::VisitObjCCompatibleAliasDecl
clang::ASTDeclWriter::VisitObjCPropertyDecl
clang::ASTDeclWriter::VisitObjCPropertyImplDecl
clang::ASTDeclWriter::VisitOMPThreadPrivateDecl
clang::ASTDeclWriter::VisitOMPAllocateDecl
clang::ASTDeclWriter::VisitOMPRequiresDecl
clang::ASTDeclWriter::VisitOMPDeclareReductionDecl
clang::ASTDeclWriter::VisitOMPDeclareMapperDecl
clang::ASTDeclWriter::VisitOMPCapturedExprDecl
clang::ASTDeclWriter::AddObjCTypeParamList
clang::ASTDeclWriter::AddFirstDeclFromEachModule
clang::ASTDeclWriter::getSpecializationDecl
clang::ASTDeclWriter::getPartialSpecializations
clang::ASTDeclWriter::getPartialSpecializations
clang::ASTDeclWriter::AddTemplateSpecializations
clang::ASTDeclWriter::RegisterTemplateSpecialization
clang::ASTDeclWriter::Visit
clang::ASTDeclWriter::VisitDecl
clang::ASTDeclWriter::VisitPragmaCommentDecl
clang::ASTDeclWriter::VisitPragmaDetectMismatchDecl
clang::ASTDeclWriter::VisitTranslationUnitDecl
clang::ASTDeclWriter::VisitNamedDecl
clang::ASTDeclWriter::VisitTypeDecl
clang::ASTDeclWriter::VisitTypedefNameDecl
clang::ASTDeclWriter::VisitTypedefDecl
clang::ASTDeclWriter::VisitTypeAliasDecl
clang::ASTDeclWriter::VisitTagDecl
clang::ASTDeclWriter::VisitEnumDecl
clang::ASTDeclWriter::VisitRecordDecl
clang::ASTDeclWriter::VisitValueDecl
clang::ASTDeclWriter::VisitEnumConstantDecl
clang::ASTDeclWriter::VisitDeclaratorDecl
clang::ASTDeclWriter::VisitFunctionDecl
clang::ASTDeclWriter::VisitCXXDeductionGuideDecl
clang::ASTDeclWriter::VisitObjCMethodDecl
clang::ASTDeclWriter::VisitObjCTypeParamDecl
clang::ASTDeclWriter::VisitObjCContainerDecl
clang::ASTDeclWriter::VisitObjCInterfaceDecl
clang::ASTDeclWriter::VisitObjCIvarDecl
clang::ASTDeclWriter::VisitObjCProtocolDecl
clang::ASTDeclWriter::VisitObjCAtDefsFieldDecl
clang::ASTDeclWriter::VisitObjCCategoryDecl
clang::ASTDeclWriter::VisitObjCCompatibleAliasDecl
clang::ASTDeclWriter::VisitObjCPropertyDecl
clang::ASTDeclWriter::VisitObjCImplDecl
clang::ASTDeclWriter::VisitObjCCategoryImplDecl
clang::ASTDeclWriter::VisitObjCImplementationDecl
clang::ASTDeclWriter::VisitObjCPropertyImplDecl
clang::ASTDeclWriter::VisitFieldDecl
clang::ASTDeclWriter::VisitMSPropertyDecl
clang::ASTDeclWriter::VisitIndirectFieldDecl
clang::ASTDeclWriter::VisitVarDecl
clang::ASTDeclWriter::VisitImplicitParamDecl
clang::ASTDeclWriter::VisitParmVarDecl
clang::ASTDeclWriter::VisitDecompositionDecl
clang::ASTDeclWriter::VisitBindingDecl
clang::ASTDeclWriter::VisitFileScopeAsmDecl
clang::ASTDeclWriter::VisitEmptyDecl
clang::ASTDeclWriter::VisitBlockDecl
clang::ASTDeclWriter::VisitCapturedDecl
clang::ASTDeclWriter::VisitLinkageSpecDecl
clang::ASTDeclWriter::VisitExportDecl
clang::ASTDeclWriter::VisitLabelDecl
clang::ASTDeclWriter::VisitNamespaceDecl
clang::ASTDeclWriter::VisitNamespaceAliasDecl
clang::ASTDeclWriter::VisitUsingDecl
clang::ASTDeclWriter::VisitUsingPackDecl
clang::ASTDeclWriter::VisitUsingShadowDecl
clang::ASTDeclWriter::VisitConstructorUsingShadowDecl
clang::ASTDeclWriter::VisitUsingDirectiveDecl
clang::ASTDeclWriter::VisitUnresolvedUsingValueDecl
clang::ASTDeclWriter::VisitUnresolvedUsingTypenameDecl
clang::ASTDeclWriter::VisitCXXRecordDecl
clang::ASTDeclWriter::VisitCXXMethodDecl
clang::ASTDeclWriter::VisitCXXConstructorDecl
clang::ASTDeclWriter::VisitCXXDestructorDecl
clang::ASTDeclWriter::VisitCXXConversionDecl
clang::ASTDeclWriter::VisitImportDecl
clang::ASTDeclWriter::VisitAccessSpecDecl
clang::ASTDeclWriter::VisitFriendDecl
clang::ASTDeclWriter::VisitFriendTemplateDecl
clang::ASTDeclWriter::VisitTemplateDecl
clang::ASTDeclWriter::VisitRedeclarableTemplateDecl
clang::ASTDeclWriter::VisitClassTemplateDecl
clang::ASTDeclWriter::VisitClassTemplateSpecializationDecl
clang::ASTDeclWriter::VisitClassTemplatePartialSpecializationDecl
clang::ASTDeclWriter::VisitVarTemplateDecl
clang::ASTDeclWriter::VisitVarTemplateSpecializationDecl
clang::ASTDeclWriter::VisitVarTemplatePartialSpecializationDecl
clang::ASTDeclWriter::VisitClassScopeFunctionSpecializationDecl
clang::ASTDeclWriter::VisitFunctionTemplateDecl
clang::ASTDeclWriter::VisitTemplateTypeParmDecl
clang::ASTDeclWriter::VisitNonTypeTemplateParmDecl
clang::ASTDeclWriter::VisitTemplateTemplateParmDecl
clang::ASTDeclWriter::VisitTypeAliasTemplateDecl
clang::ASTDeclWriter::VisitStaticAssertDecl
clang::ASTDeclWriter::VisitDeclContext
clang::ASTWriter::getFirstLocalDecl
clang::ASTDeclWriter::VisitRedeclarable
clang::ASTDeclWriter::VisitOMPThreadPrivateDecl
clang::ASTDeclWriter::VisitOMPAllocateDecl
clang::ASTDeclWriter::VisitOMPRequiresDecl
clang::ASTDeclWriter::VisitOMPDeclareReductionDecl
clang::ASTDeclWriter::VisitOMPDeclareMapperDecl
clang::ASTDeclWriter::VisitOMPCapturedExprDecl
clang::ASTWriter::WriteDeclAbbrevs
clang::ASTWriter::WriteDecl
clang::ASTRecordWriter::AddFunctionDefinition
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