| //===--- PCHReader.cpp - Precompiled Headers Reader -------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file defines the PCHReader class, which reads a precompiled header. |
| // |
| //===----------------------------------------------------------------------===// |
| #include "clang/Frontend/PCHReader.h" |
| #include "clang/Frontend/PCHBitCodes.h" |
| #include "clang/AST/ASTContext.h" |
| #include "clang/AST/Decl.h" |
| #include "clang/AST/Type.h" |
| #include "llvm/Bitcode/BitstreamReader.h" |
| #include "llvm/Support/Compiler.h" |
| #include "llvm/Support/MemoryBuffer.h" |
| #include <algorithm> |
| #include <cstdio> |
| |
| using namespace clang; |
| |
| //===----------------------------------------------------------------------===// |
| // Declaration deserialization |
| //===----------------------------------------------------------------------===// |
| namespace { |
| class VISIBILITY_HIDDEN PCHDeclReader { |
| PCHReader &Reader; |
| const PCHReader::RecordData &Record; |
| unsigned &Idx; |
| |
| public: |
| PCHDeclReader(PCHReader &Reader, const PCHReader::RecordData &Record, |
| unsigned &Idx) |
| : Reader(Reader), Record(Record), Idx(Idx) { } |
| |
| void VisitDecl(Decl *D); |
| void VisitTranslationUnitDecl(TranslationUnitDecl *TU); |
| void VisitNamedDecl(NamedDecl *ND); |
| void VisitTypeDecl(TypeDecl *TD); |
| void VisitTypedefDecl(TypedefDecl *TD); |
| void VisitValueDecl(ValueDecl *VD); |
| void VisitVarDecl(VarDecl *VD); |
| |
| std::pair<uint64_t, uint64_t> VisitDeclContext(DeclContext *DC); |
| }; |
| } |
| |
| void PCHDeclReader::VisitDecl(Decl *D) { |
| D->setDeclContext(cast_or_null<DeclContext>(Reader.GetDecl(Record[Idx++]))); |
| D->setLexicalDeclContext( |
| cast_or_null<DeclContext>(Reader.GetDecl(Record[Idx++]))); |
| D->setLocation(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| D->setInvalidDecl(Record[Idx++]); |
| // FIXME: hasAttrs |
| D->setImplicit(Record[Idx++]); |
| D->setAccess((AccessSpecifier)Record[Idx++]); |
| } |
| |
| void PCHDeclReader::VisitTranslationUnitDecl(TranslationUnitDecl *TU) { |
| VisitDecl(TU); |
| } |
| |
| void PCHDeclReader::VisitNamedDecl(NamedDecl *ND) { |
| VisitDecl(ND); |
| ND->setDeclName(Reader.ReadDeclarationName(Record, Idx)); |
| } |
| |
| void PCHDeclReader::VisitTypeDecl(TypeDecl *TD) { |
| VisitNamedDecl(TD); |
| // FIXME: circular dependencies here? |
| TD->setTypeForDecl(Reader.GetType(Record[Idx++]).getTypePtr()); |
| } |
| |
| void PCHDeclReader::VisitTypedefDecl(TypedefDecl *TD) { |
| VisitTypeDecl(TD); |
| TD->setUnderlyingType(Reader.GetType(Record[Idx++])); |
| } |
| |
| void PCHDeclReader::VisitValueDecl(ValueDecl *VD) { |
| VisitNamedDecl(VD); |
| VD->setType(Reader.GetType(Record[Idx++])); |
| } |
| |
| void PCHDeclReader::VisitVarDecl(VarDecl *VD) { |
| VisitValueDecl(VD); |
| VD->setStorageClass((VarDecl::StorageClass)Record[Idx++]); |
| VD->setThreadSpecified(Record[Idx++]); |
| VD->setCXXDirectInitializer(Record[Idx++]); |
| VD->setDeclaredInCondition(Record[Idx++]); |
| VD->setPreviousDeclaration( |
| cast_or_null<VarDecl>(Reader.GetDecl(Record[Idx++]))); |
| VD->setTypeSpecStartLoc(SourceLocation::getFromRawEncoding(Record[Idx++])); |
| } |
| |
| std::pair<uint64_t, uint64_t> |
| PCHDeclReader::VisitDeclContext(DeclContext *DC) { |
| uint64_t LexicalOffset = Record[Idx++]; |
| uint64_t VisibleOffset = 0; |
| if (DC->getPrimaryContext() == DC) |
| VisibleOffset = Record[Idx++]; |
| return std::make_pair(LexicalOffset, VisibleOffset); |
| } |
| |
| // FIXME: use the diagnostics machinery |
| static bool Error(const char *Str) { |
| std::fprintf(stderr, "%s\n", Str); |
| return true; |
| } |
| |
| /// \brief Read the type-offsets block. |
| bool PCHReader::ReadTypeOffsets() { |
| if (Stream.EnterSubBlock(pch::TYPE_OFFSETS_BLOCK_ID)) |
| return Error("Malformed block record"); |
| |
| RecordData Record; |
| while (true) { |
| unsigned Code = Stream.ReadCode(); |
| if (Code == llvm::bitc::END_BLOCK) { |
| if (Stream.ReadBlockEnd()) |
| return Error("Error at end of TYPE_OFFSETS block"); |
| return false; |
| } |
| |
| if (Code == llvm::bitc::ENTER_SUBBLOCK) { |
| // No known subblocks, always skip them. |
| Stream.ReadSubBlockID(); |
| if (Stream.SkipBlock()) |
| return Error("Malformed block record"); |
| continue; |
| } |
| |
| if (Code == llvm::bitc::DEFINE_ABBREV) { |
| Stream.ReadAbbrevRecord(); |
| continue; |
| } |
| |
| // Read a record. |
| Record.clear(); |
| switch (Stream.ReadRecord(Code, Record)) { |
| default: // Default behavior: ignore. |
| break; |
| case pch::TYPE_OFFSET: |
| if (!TypeOffsets.empty()) |
| return Error("Duplicate TYPE_OFFSETS block"); |
| TypeOffsets.swap(Record); |
| TypeAlreadyLoaded.resize(TypeOffsets.size(), false); |
| break; |
| } |
| } |
| } |
| |
| /// \brief Read the decl-offsets block. |
| bool PCHReader::ReadDeclOffsets() { |
| if (Stream.EnterSubBlock(pch::DECL_OFFSETS_BLOCK_ID)) |
| return Error("Malformed block record"); |
| |
| RecordData Record; |
| while (true) { |
| unsigned Code = Stream.ReadCode(); |
| if (Code == llvm::bitc::END_BLOCK) { |
| if (Stream.ReadBlockEnd()) |
| return Error("Error at end of DECL_OFFSETS block"); |
| return false; |
| } |
| |
| if (Code == llvm::bitc::ENTER_SUBBLOCK) { |
| // No known subblocks, always skip them. |
| Stream.ReadSubBlockID(); |
| if (Stream.SkipBlock()) |
| return Error("Malformed block record"); |
| continue; |
| } |
| |
| if (Code == llvm::bitc::DEFINE_ABBREV) { |
| Stream.ReadAbbrevRecord(); |
| continue; |
| } |
| |
| // Read a record. |
| Record.clear(); |
| switch (Stream.ReadRecord(Code, Record)) { |
| default: // Default behavior: ignore. |
| break; |
| case pch::DECL_OFFSET: |
| if (!DeclOffsets.empty()) |
| return Error("Duplicate DECL_OFFSETS block"); |
| DeclOffsets.swap(Record); |
| DeclAlreadyLoaded.resize(DeclOffsets.size(), false); |
| break; |
| } |
| } |
| } |
| |
| bool PCHReader::ReadPCHBlock() { |
| if (Stream.EnterSubBlock(pch::PCH_BLOCK_ID)) |
| return Error("Malformed block record"); |
| |
| // Read all of the records and blocks for the PCH file. |
| while (!Stream.AtEndOfStream()) { |
| unsigned Code = Stream.ReadCode(); |
| if (Code == llvm::bitc::END_BLOCK) { |
| if (Stream.ReadBlockEnd()) |
| return Error("Error at end of module block"); |
| return false; |
| } |
| |
| if (Code == llvm::bitc::ENTER_SUBBLOCK) { |
| switch (Stream.ReadSubBlockID()) { |
| case pch::DECLS_BLOCK_ID: // Skip decls block (lazily loaded) |
| case pch::TYPES_BLOCK_ID: // Skip types block (lazily loaded) |
| default: // Skip unknown content. |
| if (Stream.SkipBlock()) |
| return Error("Malformed block record"); |
| break; |
| |
| |
| case pch::TYPE_OFFSETS_BLOCK_ID: |
| if (ReadTypeOffsets()) |
| return Error("Malformed type-offsets block"); |
| break; |
| |
| case pch::DECL_OFFSETS_BLOCK_ID: |
| if (ReadDeclOffsets()) |
| return Error("Malformed decl-offsets block"); |
| break; |
| } |
| } |
| } |
| |
| return Error("Premature end of bitstream"); |
| } |
| |
| PCHReader::~PCHReader() { } |
| |
| bool PCHReader::ReadPCH(const std::string &FileName) { |
| // Open the PCH file. |
| std::string ErrStr; |
| Buffer.reset(llvm::MemoryBuffer::getFile(FileName.c_str(), &ErrStr)); |
| if (!Buffer) |
| return Error(ErrStr.c_str()); |
| |
| // Initialize the stream |
| Stream.init((const unsigned char *)Buffer->getBufferStart(), |
| (const unsigned char *)Buffer->getBufferEnd()); |
| |
| // Sniff for the signature. |
| if (Stream.Read(8) != 'C' || |
| Stream.Read(8) != 'P' || |
| Stream.Read(8) != 'C' || |
| Stream.Read(8) != 'H') |
| return Error("Not a PCH file"); |
| |
| // We expect a number of well-defined blocks, though we don't necessarily |
| // need to understand them all. |
| while (!Stream.AtEndOfStream()) { |
| unsigned Code = Stream.ReadCode(); |
| |
| if (Code != llvm::bitc::ENTER_SUBBLOCK) |
| return Error("Invalid record at top-level"); |
| |
| unsigned BlockID = Stream.ReadSubBlockID(); |
| |
| // We only know the PCH subblock ID. |
| switch (BlockID) { |
| case llvm::bitc::BLOCKINFO_BLOCK_ID: |
| if (Stream.ReadBlockInfoBlock()) |
| return Error("Malformed BlockInfoBlock"); |
| break; |
| case pch::PCH_BLOCK_ID: |
| if (ReadPCHBlock()) |
| return true; |
| break; |
| default: |
| if (Stream.SkipBlock()) |
| return Error("Malformed block record"); |
| break; |
| } |
| } |
| |
| // Load the translation unit declaration |
| ReadDeclRecord(DeclOffsets[0], 0); |
| |
| return false; |
| } |
| |
| /// \brief Read and return the type at the given offset. |
| /// |
| /// This routine actually reads the record corresponding to the type |
| /// at the given offset in the bitstream. It is a helper routine for |
| /// GetType, which deals with reading type IDs. |
| QualType PCHReader::ReadTypeRecord(uint64_t Offset) { |
| Stream.JumpToBit(Offset); |
| RecordData Record; |
| unsigned Code = Stream.ReadCode(); |
| switch ((pch::TypeCode)Stream.ReadRecord(Code, Record)) { |
| case pch::TYPE_FIXED_WIDTH_INT: { |
| assert(Record.size() == 2 && "Incorrect encoding of fixed-width int type"); |
| return Context.getFixedWidthIntType(Record[0], Record[1]); |
| } |
| |
| case pch::TYPE_COMPLEX: { |
| assert(Record.size() == 1 && "Incorrect encoding of complex type"); |
| QualType ElemType = GetType(Record[0]); |
| return Context.getComplexType(ElemType); |
| } |
| |
| case pch::TYPE_POINTER: { |
| assert(Record.size() == 1 && "Incorrect encoding of pointer type"); |
| QualType PointeeType = GetType(Record[0]); |
| return Context.getPointerType(PointeeType); |
| } |
| |
| case pch::TYPE_BLOCK_POINTER: { |
| assert(Record.size() == 1 && "Incorrect encoding of block pointer type"); |
| QualType PointeeType = GetType(Record[0]); |
| return Context.getBlockPointerType(PointeeType); |
| } |
| |
| case pch::TYPE_LVALUE_REFERENCE: { |
| assert(Record.size() == 1 && "Incorrect encoding of lvalue reference type"); |
| QualType PointeeType = GetType(Record[0]); |
| return Context.getLValueReferenceType(PointeeType); |
| } |
| |
| case pch::TYPE_RVALUE_REFERENCE: { |
| assert(Record.size() == 1 && "Incorrect encoding of rvalue reference type"); |
| QualType PointeeType = GetType(Record[0]); |
| return Context.getRValueReferenceType(PointeeType); |
| } |
| |
| case pch::TYPE_MEMBER_POINTER: { |
| assert(Record.size() == 1 && "Incorrect encoding of member pointer type"); |
| QualType PointeeType = GetType(Record[0]); |
| QualType ClassType = GetType(Record[1]); |
| return Context.getMemberPointerType(PointeeType, ClassType.getTypePtr()); |
| } |
| |
| // FIXME: Several other kinds of types to deserialize here! |
| default: |
| assert("Unable to deserialize this type"); |
| break; |
| } |
| |
| // Suppress a GCC warning |
| return QualType(); |
| } |
| |
| /// \brief Note that we have loaded the declaration with the given |
| /// Index. |
| /// |
| /// This routine notes that this declaration has already been loaded, |
| /// so that future GetDecl calls will return this declaration rather |
| /// than trying to load a new declaration. |
| inline void PCHReader::LoadedDecl(unsigned Index, Decl *D) { |
| assert(!DeclAlreadyLoaded[Index] && "Decl loaded twice?"); |
| DeclAlreadyLoaded[Index] = true; |
| DeclOffsets[Index] = reinterpret_cast<uint64_t>(D); |
| } |
| |
| /// \brief Read the declaration at the given offset from the PCH file. |
| Decl *PCHReader::ReadDeclRecord(uint64_t Offset, unsigned Index) { |
| Decl *D = 0; |
| Stream.JumpToBit(Offset); |
| RecordData Record; |
| unsigned Code = Stream.ReadCode(); |
| unsigned Idx = 0; |
| PCHDeclReader Reader(*this, Record, Idx); |
| switch ((pch::DeclCode)Stream.ReadRecord(Code, Record)) { |
| case pch::DECL_TRANSLATION_UNIT: |
| assert(Index == 0 && "Translation unit must be at index 0"); |
| Reader.VisitTranslationUnitDecl(Context.getTranslationUnitDecl()); |
| D = Context.getTranslationUnitDecl(); |
| LoadedDecl(Index, D); |
| break; |
| |
| case pch::DECL_TYPEDEF: { |
| TypedefDecl *Typedef = TypedefDecl::Create(Context, 0, SourceLocation(), |
| 0, QualType()); |
| LoadedDecl(Index, Typedef); |
| Reader.VisitTypedefDecl(Typedef); |
| D = Typedef; |
| break; |
| } |
| |
| case pch::DECL_VAR: { |
| VarDecl *Var = VarDecl::Create(Context, 0, SourceLocation(), 0, QualType(), |
| VarDecl::None, SourceLocation()); |
| LoadedDecl(Index, Var); |
| Reader.VisitVarDecl(Var); |
| D = Var; |
| break; |
| } |
| |
| default: |
| assert(false && "Cannot de-serialize this kind of declaration"); |
| break; |
| } |
| |
| // If this declaration is also a declaration context, get the |
| // offsets for its tables of lexical and visible declarations. |
| if (DeclContext *DC = dyn_cast<DeclContext>(D)) { |
| std::pair<uint64_t, uint64_t> Offsets = Reader.VisitDeclContext(DC); |
| if (Offsets.first || Offsets.second) { |
| DC->setHasExternalLexicalStorage(Offsets.first != 0); |
| DC->setHasExternalVisibleStorage(Offsets.second != 0); |
| DeclContextOffsets[DC] = Offsets; |
| } |
| } |
| assert(Idx == Record.size()); |
| |
| return D; |
| } |
| |
| QualType PCHReader::GetType(unsigned ID) { |
| unsigned Quals = ID & 0x07; |
| unsigned Index = ID >> 3; |
| |
| if (Index < pch::NUM_PREDEF_TYPE_IDS) { |
| QualType T; |
| switch ((pch::PredefinedTypeIDs)Index) { |
| case pch::PREDEF_TYPE_NULL_ID: return QualType(); |
| case pch::PREDEF_TYPE_VOID_ID: T = Context.VoidTy; break; |
| case pch::PREDEF_TYPE_BOOL_ID: T = Context.BoolTy; break; |
| |
| case pch::PREDEF_TYPE_CHAR_U_ID: |
| case pch::PREDEF_TYPE_CHAR_S_ID: |
| // FIXME: Check that the signedness of CharTy is correct! |
| T = Context.CharTy; |
| break; |
| |
| case pch::PREDEF_TYPE_UCHAR_ID: T = Context.UnsignedCharTy; break; |
| case pch::PREDEF_TYPE_USHORT_ID: T = Context.UnsignedShortTy; break; |
| case pch::PREDEF_TYPE_UINT_ID: T = Context.UnsignedIntTy; break; |
| case pch::PREDEF_TYPE_ULONG_ID: T = Context.UnsignedLongTy; break; |
| case pch::PREDEF_TYPE_ULONGLONG_ID: T = Context.UnsignedLongLongTy; break; |
| case pch::PREDEF_TYPE_SCHAR_ID: T = Context.SignedCharTy; break; |
| case pch::PREDEF_TYPE_WCHAR_ID: T = Context.WCharTy; break; |
| case pch::PREDEF_TYPE_SHORT_ID: T = Context.ShortTy; break; |
| case pch::PREDEF_TYPE_INT_ID: T = Context.IntTy; break; |
| case pch::PREDEF_TYPE_LONG_ID: T = Context.LongTy; break; |
| case pch::PREDEF_TYPE_LONGLONG_ID: T = Context.LongLongTy; break; |
| case pch::PREDEF_TYPE_FLOAT_ID: T = Context.FloatTy; break; |
| case pch::PREDEF_TYPE_DOUBLE_ID: T = Context.DoubleTy; break; |
| case pch::PREDEF_TYPE_LONGDOUBLE_ID: T = Context.LongDoubleTy; break; |
| case pch::PREDEF_TYPE_OVERLOAD_ID: T = Context.OverloadTy; break; |
| case pch::PREDEF_TYPE_DEPENDENT_ID: T = Context.DependentTy; break; |
| } |
| |
| assert(!T.isNull() && "Unknown predefined type"); |
| return T.getQualifiedType(Quals); |
| } |
| |
| Index -= pch::NUM_PREDEF_TYPE_IDS; |
| if (!TypeAlreadyLoaded[Index]) { |
| // Load the type from the PCH file. |
| TypeOffsets[Index] = reinterpret_cast<uint64_t>( |
| ReadTypeRecord(TypeOffsets[Index]).getTypePtr()); |
| TypeAlreadyLoaded[Index] = true; |
| } |
| |
| return QualType(reinterpret_cast<Type *>(TypeOffsets[Index]), Quals); |
| } |
| |
| Decl *PCHReader::GetDecl(unsigned ID) { |
| if (ID == 0) |
| return 0; |
| |
| unsigned Index = ID - 1; |
| if (DeclAlreadyLoaded[Index]) |
| return reinterpret_cast<Decl *>(DeclOffsets[Index]); |
| |
| // Load the declaration from the PCH file. |
| return ReadDeclRecord(DeclOffsets[Index], Index); |
| } |
| |
| bool PCHReader::ReadDeclsLexicallyInContext(DeclContext *DC, |
| llvm::SmallVectorImpl<unsigned> &Decls) { |
| assert(DC->hasExternalLexicalStorage() && |
| "DeclContext has no lexical decls in storage"); |
| uint64_t Offset = DeclContextOffsets[DC].first; |
| assert(Offset && "DeclContext has no lexical decls in storage"); |
| |
| // Load the record containing all of the declarations lexically in |
| // this context. |
| Stream.JumpToBit(Offset); |
| RecordData Record; |
| unsigned Code = Stream.ReadCode(); |
| unsigned RecCode = Stream.ReadRecord(Code, Record); |
| assert(RecCode == pch::DECL_CONTEXT_LEXICAL && "Expected lexical block"); |
| |
| // Load all of the declaration IDs |
| Decls.clear(); |
| Decls.insert(Decls.end(), Record.begin(), Record.end()); |
| return false; |
| } |
| |
| bool PCHReader::ReadDeclsVisibleInContext(DeclContext *DC, |
| llvm::SmallVectorImpl<VisibleDeclaration> & Decls) { |
| assert(DC->hasExternalVisibleStorage() && |
| "DeclContext has no visible decls in storage"); |
| uint64_t Offset = DeclContextOffsets[DC].second; |
| assert(Offset && "DeclContext has no visible decls in storage"); |
| |
| // Load the record containing all of the declarations visible in |
| // this context. |
| Stream.JumpToBit(Offset); |
| RecordData Record; |
| unsigned Code = Stream.ReadCode(); |
| unsigned RecCode = Stream.ReadRecord(Code, Record); |
| assert(RecCode == pch::DECL_CONTEXT_VISIBLE && "Expected visible block"); |
| if (Record.size() == 0) |
| return false; |
| |
| Decls.clear(); |
| |
| unsigned Idx = 0; |
| // llvm::SmallVector<uintptr_t, 16> DeclIDs; |
| while (Idx < Record.size()) { |
| Decls.push_back(VisibleDeclaration()); |
| Decls.back().Name = ReadDeclarationName(Record, Idx); |
| |
| // FIXME: Don't actually read anything here! |
| unsigned Size = Record[Idx++]; |
| llvm::SmallVector<unsigned, 4> & LoadedDecls |
| = Decls.back().Declarations; |
| LoadedDecls.reserve(Size); |
| for (unsigned I = 0; I < Size; ++I) |
| LoadedDecls.push_back(Record[Idx++]); |
| } |
| |
| return false; |
| } |
| |
| void PCHReader::PrintStats() { |
| std::fprintf(stderr, "*** PCH Statistics:\n"); |
| |
| unsigned NumTypesLoaded = std::count(TypeAlreadyLoaded.begin(), |
| TypeAlreadyLoaded.end(), |
| true); |
| unsigned NumDeclsLoaded = std::count(DeclAlreadyLoaded.begin(), |
| DeclAlreadyLoaded.end(), |
| true); |
| std::fprintf(stderr, " %u/%u types read (%f%%)\n", |
| NumTypesLoaded, (unsigned)TypeAlreadyLoaded.size(), |
| ((float)NumTypesLoaded/(float)TypeAlreadyLoaded.size() * 100)); |
| std::fprintf(stderr, " %u/%u declarations read (%f%%)\n", |
| NumDeclsLoaded, (unsigned)DeclAlreadyLoaded.size(), |
| ((float)NumDeclsLoaded/(float)DeclAlreadyLoaded.size() * 100)); |
| std::fprintf(stderr, "\n"); |
| } |
| |
| const IdentifierInfo *PCHReader::GetIdentifierInfo(const RecordData &Record, |
| unsigned &Idx) { |
| // FIXME: we need unique IDs for identifiers. |
| std::string Str; |
| unsigned Length = Record[Idx++]; |
| Str.resize(Length); |
| for (unsigned I = 0; I != Length; ++I) |
| Str[I] = Record[Idx++]; |
| return &Context.Idents.get(Str); |
| } |
| |
| DeclarationName |
| PCHReader::ReadDeclarationName(const RecordData &Record, unsigned &Idx) { |
| DeclarationName::NameKind Kind = (DeclarationName::NameKind)Record[Idx++]; |
| switch (Kind) { |
| case DeclarationName::Identifier: |
| return DeclarationName(GetIdentifierInfo(Record, Idx)); |
| |
| case DeclarationName::ObjCZeroArgSelector: |
| case DeclarationName::ObjCOneArgSelector: |
| case DeclarationName::ObjCMultiArgSelector: |
| assert(false && "Unable to de-serialize Objective-C selectors"); |
| break; |
| |
| case DeclarationName::CXXConstructorName: |
| return Context.DeclarationNames.getCXXConstructorName( |
| GetType(Record[Idx++])); |
| |
| case DeclarationName::CXXDestructorName: |
| return Context.DeclarationNames.getCXXDestructorName( |
| GetType(Record[Idx++])); |
| |
| case DeclarationName::CXXConversionFunctionName: |
| return Context.DeclarationNames.getCXXConversionFunctionName( |
| GetType(Record[Idx++])); |
| |
| case DeclarationName::CXXOperatorName: |
| return Context.DeclarationNames.getCXXOperatorName( |
| (OverloadedOperatorKind)Record[Idx++]); |
| |
| case DeclarationName::CXXUsingDirective: |
| return DeclarationName::getUsingDirectiveName(); |
| } |
| |
| // Required to silence GCC warning |
| return DeclarationName(); |
| } |