ASTImporter.cpp revision 16573fa9705b546b7597c273b25b85d6321e2b33
11b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor//===--- ASTImporter.cpp - Importing ASTs from other Contexts ---*- C++ -*-===// 21b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// 31b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// The LLVM Compiler Infrastructure 41b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// 51b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// This file is distributed under the University of Illinois Open Source 61b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// License. See LICENSE.TXT for details. 71b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// 81b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor//===----------------------------------------------------------------------===// 91b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// 101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// This file defines the ASTImporter class which imports AST nodes from one 111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// context into another context. 121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// 131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor//===----------------------------------------------------------------------===// 141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor#include "clang/AST/ASTImporter.h" 151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 161b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor#include "clang/AST/ASTContext.h" 17885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor#include "clang/AST/ASTDiagnostic.h" 1896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor#include "clang/AST/DeclCXX.h" 191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor#include "clang/AST/DeclObjC.h" 20089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor#include "clang/AST/DeclVisitor.h" 214800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor#include "clang/AST/StmtVisitor.h" 2282fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor#include "clang/AST/TypeLoc.h" 231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor#include "clang/AST/TypeVisitor.h" 24885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor#include "clang/Basic/FileManager.h" 25885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor#include "clang/Basic/SourceManager.h" 26885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 2773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor#include <deque> 281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregorusing namespace clang; 301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregornamespace { 32089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor class ASTNodeImporter : public TypeVisitor<ASTNodeImporter, QualType>, 334800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor public DeclVisitor<ASTNodeImporter, Decl *>, 344800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor public StmtVisitor<ASTNodeImporter, Stmt *> { 351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ASTImporter &Importer; 361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor public: 381b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor explicit ASTNodeImporter(ASTImporter &Importer) : Importer(Importer) { } 391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor using TypeVisitor<ASTNodeImporter, QualType>::Visit; 419bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor using DeclVisitor<ASTNodeImporter, Decl *>::Visit; 424800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor using StmtVisitor<ASTNodeImporter, Stmt *>::Visit; 431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // Importing types 4589cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor QualType VisitType(Type *T); 461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitBuiltinType(BuiltinType *T); 471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitComplexType(ComplexType *T); 481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitPointerType(PointerType *T); 491b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitBlockPointerType(BlockPointerType *T); 501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitLValueReferenceType(LValueReferenceType *T); 511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitRValueReferenceType(RValueReferenceType *T); 521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitMemberPointerType(MemberPointerType *T); 531b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitConstantArrayType(ConstantArrayType *T); 541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitIncompleteArrayType(IncompleteArrayType *T); 551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitVariableArrayType(VariableArrayType *T); 561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: DependentSizedArrayType 571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: DependentSizedExtVectorType 581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitVectorType(VectorType *T); 591b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitExtVectorType(ExtVectorType *T); 601b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitFunctionNoProtoType(FunctionNoProtoType *T); 611b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitFunctionProtoType(FunctionProtoType *T); 621b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: UnresolvedUsingType 631b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitTypedefType(TypedefType *T); 641b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitTypeOfExprType(TypeOfExprType *T); 651b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: DependentTypeOfExprType 661b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitTypeOfType(TypeOfType *T); 671b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitDecltypeType(DecltypeType *T); 681b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: DependentDecltypeType 691b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitRecordType(RecordType *T); 701b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitEnumType(EnumType *T); 711b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitElaboratedType(ElaboratedType *T); 721b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: TemplateTypeParmType 731b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: SubstTemplateTypeParmType 741b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: TemplateSpecializationType 751b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitQualifiedNameType(QualifiedNameType *T); 764714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor // FIXME: DependentNameType 771b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitObjCInterfaceType(ObjCInterfaceType *T); 781b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType VisitObjCObjectPointerType(ObjCObjectPointerType *T); 79089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 80089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Importing declarations 81a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor bool ImportDeclParts(NamedDecl *D, DeclContext *&DC, 82a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclContext *&LexicalDC, DeclarationName &Name, 83788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor SourceLocation &Loc); 84083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor void ImportDeclContext(DeclContext *FromDC); 8596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor bool IsStructuralMatch(RecordDecl *FromRecord, RecordDecl *ToRecord); 8673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool IsStructuralMatch(EnumDecl *FromEnum, EnumDecl *ToRecord); 8789cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor Decl *VisitDecl(Decl *D); 88788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor Decl *VisitNamespaceDecl(NamespaceDecl *D); 899e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor Decl *VisitTypedefDecl(TypedefDecl *D); 9036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Decl *VisitEnumDecl(EnumDecl *D); 9196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Decl *VisitRecordDecl(RecordDecl *D); 9236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Decl *VisitEnumConstantDecl(EnumConstantDecl *D); 93a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Decl *VisitFunctionDecl(FunctionDecl *D); 94c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Decl *VisitCXXMethodDecl(CXXMethodDecl *D); 95c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Decl *VisitCXXConstructorDecl(CXXConstructorDecl *D); 96c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Decl *VisitCXXDestructorDecl(CXXDestructorDecl *D); 97c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Decl *VisitCXXConversionDecl(CXXConversionDecl *D); 9896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Decl *VisitFieldDecl(FieldDecl *D); 992e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Decl *VisitObjCIvarDecl(ObjCIvarDecl *D); 100089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Decl *VisitVarDecl(VarDecl *D); 1012cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor Decl *VisitImplicitParamDecl(ImplicitParamDecl *D); 102a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Decl *VisitParmVarDecl(ParmVarDecl *D); 103c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Decl *VisitObjCMethodDecl(ObjCMethodDecl *D); 104b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Decl *VisitObjCCategoryDecl(ObjCCategoryDecl *D); 1052e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Decl *VisitObjCProtocolDecl(ObjCProtocolDecl *D); 106a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Decl *VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 107e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Decl *VisitObjCPropertyDecl(ObjCPropertyDecl *D); 1082b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Decl *VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 109a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Decl *VisitObjCClassDecl(ObjCClassDecl *D); 110a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 1114800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor // Importing statements 1124800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Stmt *VisitStmt(Stmt *S); 1134800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 1144800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor // Importing expressions 1154800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Expr *VisitExpr(Expr *E); 116440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor Expr *VisitDeclRefExpr(DeclRefExpr *E); 1174800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Expr *VisitIntegerLiteral(IntegerLiteral *E); 118b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor Expr *VisitCharacterLiteral(CharacterLiteral *E); 119f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *VisitParenExpr(ParenExpr *E); 120f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *VisitUnaryOperator(UnaryOperator *E); 121bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Expr *VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 122f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *VisitBinaryOperator(BinaryOperator *E); 123f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *VisitCompoundAssignOperator(CompoundAssignOperator *E); 12436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Expr *VisitImplicitCastExpr(ImplicitCastExpr *E); 125008847a70ab122a99911149199855060fb3753b4Douglas Gregor Expr *VisitCStyleCastExpr(CStyleCastExpr *E); 1261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor }; 1271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 1281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 1291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor//---------------------------------------------------------------------------- 13073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor// Structural Equivalence 13173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor//---------------------------------------------------------------------------- 13273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 13373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregornamespace { 13473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor struct StructuralEquivalenceContext { 13573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief AST contexts for which we are checking structural equivalence. 13673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor ASTContext &C1, &C2; 13773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 13873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Diagnostic object used to emit diagnostics. 13973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Diagnostic &Diags; 14073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 14173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief The set of "tentative" equivalences between two canonical 14273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// declarations, mapping from a declaration in the first context to the 14373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// declaration in the second context that we believe to be equivalent. 14473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::DenseMap<Decl *, Decl *> TentativeEquivalences; 14573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 14673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Queue of declarations in the first context whose equivalence 14773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// with a declaration in the second context still needs to be verified. 14873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor std::deque<Decl *> DeclsToCheck; 14973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 150ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor /// \brief Declaration (from, to) pairs that are known not to be equivalent 151ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor /// (which we have already complained about). 152ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor llvm::DenseSet<std::pair<Decl *, Decl *> > &NonEquivalentDecls; 153ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 15473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Whether we're being strict about the spelling of types when 15573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// unifying two types. 15673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool StrictTypeSpelling; 15773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 15873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor StructuralEquivalenceContext(ASTContext &C1, ASTContext &C2, 15973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Diagnostic &Diags, 160ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor llvm::DenseSet<std::pair<Decl *, Decl *> > &NonEquivalentDecls, 16173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool StrictTypeSpelling = false) 162ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor : C1(C1), C2(C2), Diags(Diags), NonEquivalentDecls(NonEquivalentDecls), 163ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor StrictTypeSpelling(StrictTypeSpelling) { } 16473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 16573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Determine whether the two declarations are structurally 16673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// equivalent. 16773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool IsStructurallyEquivalent(Decl *D1, Decl *D2); 16873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 16973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Determine whether the two types are structurally equivalent. 17073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool IsStructurallyEquivalent(QualType T1, QualType T2); 17173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 17273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor private: 17373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \brief Finish checking all of the structural equivalences. 17473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// 17573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor /// \returns true if an error occurred, false otherwise. 17673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor bool Finish(); 17773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 17873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor public: 17973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor DiagnosticBuilder Diag1(SourceLocation Loc, unsigned DiagID) { 18073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return Diags.Report(FullSourceLoc(Loc, C1.getSourceManager()), DiagID); 18173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 18273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 18373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor DiagnosticBuilder Diag2(SourceLocation Loc, unsigned DiagID) { 18473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return Diags.Report(FullSourceLoc(Loc, C2.getSourceManager()), DiagID); 18573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 18673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor }; 18773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 18873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 18973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 19073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType T1, QualType T2); 19173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 19273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *D1, Decl *D2); 19373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 19473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine if two APInts have the same value, after zero-extending 19573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// one of them (if needed!) to ensure that the bit-widths match. 19673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsSameValue(const llvm::APInt &I1, const llvm::APInt &I2) { 19773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.getBitWidth() == I2.getBitWidth()) 19873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return I1 == I2; 19973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 20073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.getBitWidth() > I2.getBitWidth()) 20173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return I1 == llvm::APInt(I2).zext(I1.getBitWidth()); 20273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 20373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return llvm::APInt(I1).zext(I2.getBitWidth()) == I2; 20473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 20573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 20673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine if two APSInts have the same value, zero- or sign-extending 20773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// as needed. 20873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsSameValue(const llvm::APSInt &I1, const llvm::APSInt &I2) { 20973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.getBitWidth() == I2.getBitWidth() && I1.isSigned() == I2.isSigned()) 21073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return I1 == I2; 21173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 21273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check for a bit-width mismatch. 21373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.getBitWidth() > I2.getBitWidth()) 21473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return IsSameValue(I1, llvm::APSInt(I2).extend(I1.getBitWidth())); 21573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor else if (I2.getBitWidth() > I1.getBitWidth()) 21673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return IsSameValue(llvm::APSInt(I1).extend(I2.getBitWidth()), I2); 21773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 21873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // We have a signedness mismatch. Turn the signed value into an unsigned 21973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // value. 22073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.isSigned()) { 22173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I1.isNegative()) 22273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 22373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 22473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return llvm::APSInt(I1, true) == I2; 22573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 22673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 22773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (I2.isNegative()) 22873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 22973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 23073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return I1 == llvm::APSInt(I2, true); 23173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 23273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 23373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence of two expressions. 23473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 23573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Expr *E1, Expr *E2) { 23673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!E1 || !E2) 23773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return E1 == E2; 23873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 23973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Actually perform a structural comparison! 24073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 24173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 24273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 24373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine whether two identifiers are equivalent. 24473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(const IdentifierInfo *Name1, 24573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const IdentifierInfo *Name2) { 24673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Name1 || !Name2) 24773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return Name1 == Name2; 24873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 24973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return Name1->getName() == Name2->getName(); 25073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 25173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 25273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine whether two nested-name-specifiers are equivalent. 25373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 25473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor NestedNameSpecifier *NNS1, 25573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor NestedNameSpecifier *NNS2) { 25673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Implement! 25773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 25873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 25973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 26073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine whether two template arguments are equivalent. 26173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 26273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateArgument &Arg1, 26373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateArgument &Arg2) { 26473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Implement! 26573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 26673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 26773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 26873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence for the common part of array 26973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// types. 27073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsArrayStructurallyEquivalent(StructuralEquivalenceContext &Context, 27173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ArrayType *Array1, 27273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ArrayType *Array2) { 27373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 27473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Array1->getElementType(), 27573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Array2->getElementType())) 27673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 27773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Array1->getSizeModifier() != Array2->getSizeModifier()) 27873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 27973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Array1->getIndexTypeQualifiers() != Array2->getIndexTypeQualifiers()) 28073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 28173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 28273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 28373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 28473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 28573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence of two types. 28673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 28773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType T1, QualType T2) { 28873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (T1.isNull() || T2.isNull()) 28973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return T1.isNull() && T2.isNull(); 29073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 29173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Context.StrictTypeSpelling) { 29273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // We aren't being strict about token-to-token equivalence of types, 29373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // so map down to the canonical type. 29473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor T1 = Context.C1.getCanonicalType(T1); 29573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor T2 = Context.C2.getCanonicalType(T2); 29673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 29773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 29873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (T1.getQualifiers() != T2.getQualifiers()) 29973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 30073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 301ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Type::TypeClass TC = T1->getTypeClass(); 302ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 303ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T1->getTypeClass() != T2->getTypeClass()) { 304ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Compare function types with prototypes vs. without prototypes as if 305ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // both did not have prototypes. 306ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T1->getTypeClass() == Type::FunctionProto && 307ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor T2->getTypeClass() == Type::FunctionNoProto) 308ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor TC = Type::FunctionNoProto; 309ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor else if (T1->getTypeClass() == Type::FunctionNoProto && 310ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor T2->getTypeClass() == Type::FunctionProto) 311ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor TC = Type::FunctionNoProto; 312ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor else 313ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return false; 314ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 31573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 316ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor switch (TC) { 317ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor case Type::Builtin: 31873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Deal with Char_S/Char_U. 31973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (cast<BuiltinType>(T1)->getKind() != cast<BuiltinType>(T2)->getKind()) 32073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 32173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 32273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 32373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Complex: 32473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 32573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<ComplexType>(T1)->getElementType(), 32673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<ComplexType>(T2)->getElementType())) 32773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 32873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 32973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 33073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Pointer: 33173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 33273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<PointerType>(T1)->getPointeeType(), 33373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<PointerType>(T2)->getPointeeType())) 33473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 33573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 33673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 33773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::BlockPointer: 33873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 33973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<BlockPointerType>(T1)->getPointeeType(), 34073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<BlockPointerType>(T2)->getPointeeType())) 34173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 34273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 34373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 34473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::LValueReference: 34573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::RValueReference: { 34673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ReferenceType *Ref1 = cast<ReferenceType>(T1); 34773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ReferenceType *Ref2 = cast<ReferenceType>(T2); 34873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Ref1->isSpelledAsLValue() != Ref2->isSpelledAsLValue()) 34973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 35073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Ref1->isInnerRef() != Ref2->isInnerRef()) 35173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 35273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 35373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ref1->getPointeeTypeAsWritten(), 35473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ref2->getPointeeTypeAsWritten())) 35573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 35673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 35773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 35873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 35973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::MemberPointer: { 36073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const MemberPointerType *MemPtr1 = cast<MemberPointerType>(T1); 36173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const MemberPointerType *MemPtr2 = cast<MemberPointerType>(T2); 36273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 36373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor MemPtr1->getPointeeType(), 36473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor MemPtr2->getPointeeType())) 36573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 36673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 36773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(MemPtr1->getClass(), 0), 36873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(MemPtr2->getClass(), 0))) 36973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 37073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 37173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 37273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 37373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::ConstantArray: { 37473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ConstantArrayType *Array1 = cast<ConstantArrayType>(T1); 37573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ConstantArrayType *Array2 = cast<ConstantArrayType>(T2); 37673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsSameValue(Array1->getSize(), Array2->getSize())) 37773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 37873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 37973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) 38073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 38173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 38273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 38373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 38473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::IncompleteArray: 38573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsArrayStructurallyEquivalent(Context, 38673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<ArrayType>(T1), 38773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<ArrayType>(T2))) 38873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 38973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 39073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 39173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::VariableArray: { 39273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const VariableArrayType *Array1 = cast<VariableArrayType>(T1); 39373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const VariableArrayType *Array2 = cast<VariableArrayType>(T2); 39473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 39573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Array1->getSizeExpr(), Array2->getSizeExpr())) 39673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 39773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 39873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) 39973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 40073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 40173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 40273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 40373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 40473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::DependentSizedArray: { 40573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const DependentSizedArrayType *Array1 = cast<DependentSizedArrayType>(T1); 40673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const DependentSizedArrayType *Array2 = cast<DependentSizedArrayType>(T2); 40773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 40873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Array1->getSizeExpr(), Array2->getSizeExpr())) 40973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 41073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 41173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) 41273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 41373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 41473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 41573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 41673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 41773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::DependentSizedExtVector: { 41873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const DependentSizedExtVectorType *Vec1 41973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<DependentSizedExtVectorType>(T1); 42073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const DependentSizedExtVectorType *Vec2 42173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<DependentSizedExtVectorType>(T2); 42273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 42373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Vec1->getSizeExpr(), Vec2->getSizeExpr())) 42473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 42573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 42673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Vec1->getElementType(), 42773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Vec2->getElementType())) 42873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 42973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 43073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 43173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 43273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Vector: 43373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::ExtVector: { 43473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const VectorType *Vec1 = cast<VectorType>(T1); 43573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const VectorType *Vec2 = cast<VectorType>(T2); 43673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 43773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Vec1->getElementType(), 43873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Vec2->getElementType())) 43973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 44073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Vec1->getNumElements() != Vec2->getNumElements()) 44173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 44273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Vec1->isAltiVec() != Vec2->isAltiVec()) 44373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 44473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Vec1->isPixel() != Vec2->isPixel()) 44573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 4460e12b44081c6395a6d60a05a85a6012f7bb23b16Douglas Gregor break; 44773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 44873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 44973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::FunctionProto: { 45073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const FunctionProtoType *Proto1 = cast<FunctionProtoType>(T1); 45173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const FunctionProtoType *Proto2 = cast<FunctionProtoType>(T2); 45273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->getNumArgs() != Proto2->getNumArgs()) 45373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 45473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (unsigned I = 0, N = Proto1->getNumArgs(); I != N; ++I) { 45573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 45673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Proto1->getArgType(I), 45773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Proto2->getArgType(I))) 45873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 45973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 46073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->isVariadic() != Proto2->isVariadic()) 46173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 46273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->hasExceptionSpec() != Proto2->hasExceptionSpec()) 46373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 46473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->hasAnyExceptionSpec() != Proto2->hasAnyExceptionSpec()) 46573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 46673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->getNumExceptions() != Proto2->getNumExceptions()) 46773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 46873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (unsigned I = 0, N = Proto1->getNumExceptions(); I != N; ++I) { 46973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 47073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Proto1->getExceptionType(I), 47173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Proto2->getExceptionType(I))) 47273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 47373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 47473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Proto1->getTypeQuals() != Proto2->getTypeQuals()) 47573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 47673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 47773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Fall through to check the bits common with FunctionNoProtoType. 47873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 47973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 48073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::FunctionNoProto: { 48173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const FunctionType *Function1 = cast<FunctionType>(T1); 48273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const FunctionType *Function2 = cast<FunctionType>(T2); 48373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 48473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Function1->getResultType(), 48573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Function2->getResultType())) 48673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 487264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola if (Function1->getExtInfo() != Function2->getExtInfo()) 488264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola return false; 48973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 49073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 49173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 49273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::UnresolvedUsing: 49373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 49473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<UnresolvedUsingType>(T1)->getDecl(), 49573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<UnresolvedUsingType>(T2)->getDecl())) 49673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 49773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 49873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 49973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 50073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Typedef: 50173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 50273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypedefType>(T1)->getDecl(), 50373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypedefType>(T2)->getDecl())) 50473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 50573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 50673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 50773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::TypeOfExpr: 50873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 50973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypeOfExprType>(T1)->getUnderlyingExpr(), 51073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypeOfExprType>(T2)->getUnderlyingExpr())) 51173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 51273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 51373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 51473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::TypeOf: 51573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 51673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypeOfType>(T1)->getUnderlyingType(), 51773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TypeOfType>(T2)->getUnderlyingType())) 51873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 51973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 52073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 52173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Decltype: 52273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 52373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<DecltypeType>(T1)->getUnderlyingExpr(), 52473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<DecltypeType>(T2)->getUnderlyingExpr())) 52573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 52673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 52773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 52873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Record: 52973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Enum: 53073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 53173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TagType>(T1)->getDecl(), 53273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor cast<TagType>(T2)->getDecl())) 53373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 53473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 53573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 53673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::Elaborated: { 53773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ElaboratedType *Elab1 = cast<ElaboratedType>(T1); 53873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ElaboratedType *Elab2 = cast<ElaboratedType>(T2); 53973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Elab1->getTagKind() != Elab2->getTagKind()) 54073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 54173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 54273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Elab1->getUnderlyingType(), 54373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Elab2->getUnderlyingType())) 54473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 54573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 54673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 54773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 54873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::TemplateTypeParm: { 54973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateTypeParmType *Parm1 = cast<TemplateTypeParmType>(T1); 55073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateTypeParmType *Parm2 = cast<TemplateTypeParmType>(T2); 55173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Parm1->getDepth() != Parm2->getDepth()) 55273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 55373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Parm1->getIndex() != Parm2->getIndex()) 55473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 55573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Parm1->isParameterPack() != Parm2->isParameterPack()) 55673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 55773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 55873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Names of template type parameters are never significant. 55973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 56073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 56173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 56273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::SubstTemplateTypeParm: { 56373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const SubstTemplateTypeParmType *Subst1 56473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<SubstTemplateTypeParmType>(T1); 56573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const SubstTemplateTypeParmType *Subst2 56673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<SubstTemplateTypeParmType>(T2); 56773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 56873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(Subst1->getReplacedParameter(), 0), 56973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(Subst2->getReplacedParameter(), 0))) 57073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 57173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 57273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Subst1->getReplacementType(), 57373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Subst2->getReplacementType())) 57473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 57573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 57673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 57773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 57873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::TemplateSpecialization: { 57973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateSpecializationType *Spec1 58073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<TemplateSpecializationType>(T1); 58173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const TemplateSpecializationType *Spec2 58273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor = cast<TemplateSpecializationType>(T2); 58373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 58473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Spec1->getTemplateName(), 58573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Spec2->getTemplateName())) 58673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 58773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Spec1->getNumArgs() != Spec2->getNumArgs()) 58873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 58973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (unsigned I = 0, N = Spec1->getNumArgs(); I != N; ++I) { 59073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 59173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Spec1->getArg(I), Spec2->getArg(I))) 59273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 59373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 59473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 59573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 59673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 59773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::QualifiedName: { 59873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const QualifiedNameType *Qual1 = cast<QualifiedNameType>(T1); 59973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const QualifiedNameType *Qual2 = cast<QualifiedNameType>(T2); 60073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 60173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Qual1->getQualifier(), 60273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Qual2->getQualifier())) 60373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 60473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 60573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Qual1->getNamedType(), 60673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Qual2->getNamedType())) 60773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 60873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 60973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 61073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 6113cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall case Type::InjectedClassName: { 6123cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const InjectedClassNameType *Inj1 = cast<InjectedClassNameType>(T1); 6133cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall const InjectedClassNameType *Inj2 = cast<InjectedClassNameType>(T2); 6143cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall if (!IsStructurallyEquivalent(Context, 6153cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Inj1->getUnderlyingType(), 6163cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall Inj2->getUnderlyingType())) 6173cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall return false; 6183cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall break; 6193cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall } 6203cb0ebd5f76abcb776f7cb4062bd79e3268c0dc4John McCall 6214714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor case Type::DependentName: { 6224714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor const DependentNameType *Typename1 = cast<DependentNameType>(T1); 6234714c12a1ab759156b78be8f109ea4c12213af57Douglas Gregor const DependentNameType *Typename2 = cast<DependentNameType>(T2); 62473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 62573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Typename1->getQualifier(), 62673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Typename2->getQualifier())) 62773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 62873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Typename1->getIdentifier(), 62973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Typename2->getIdentifier())) 63073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 63173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 63273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(Typename1->getTemplateId(), 0), 63373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType(Typename2->getTemplateId(), 0))) 63473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 63573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 63673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 63773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 63873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 63973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::ObjCInterface: { 64073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ObjCInterfaceType *Iface1 = cast<ObjCInterfaceType>(T1); 64173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ObjCInterfaceType *Iface2 = cast<ObjCInterfaceType>(T2); 64273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 64373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Iface1->getDecl(), Iface2->getDecl())) 64473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 64573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Iface1->getNumProtocols() != Iface2->getNumProtocols()) 64673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 64773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (unsigned I = 0, N = Iface1->getNumProtocols(); I != N; ++I) { 64873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 64973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Iface1->getProtocol(I), 65073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Iface2->getProtocol(I))) 65173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 65273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 65373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 65473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 65573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 65673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor case Type::ObjCObjectPointer: { 65773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ObjCObjectPointerType *Ptr1 = cast<ObjCObjectPointerType>(T1); 65873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const ObjCObjectPointerType *Ptr2 = cast<ObjCObjectPointerType>(T2); 65973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 66073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ptr1->getPointeeType(), 66173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ptr2->getPointeeType())) 66273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 66373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Ptr1->getNumProtocols() != Ptr2->getNumProtocols()) 66473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 66573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (unsigned I = 0, N = Ptr1->getNumProtocols(); I != N; ++I) { 66673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 66773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ptr1->getProtocol(I), 66873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Ptr2->getProtocol(I))) 66973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 67073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 67173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor break; 67273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 67373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 67473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } // end switch 67573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 67673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 67773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 67873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 67973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence of two records. 68073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 68173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor RecordDecl *D1, RecordDecl *D2) { 68273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (D1->isUnion() != D2->isUnion()) { 68373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 68473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 68573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(D1->getLocation(), diag::note_odr_tag_kind_here) 68673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << D1->getDeclName() << (unsigned)D1->getTagKind(); 68773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 68873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 68973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 690ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Compare the definitions of these two records. If either or both are 691ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // incomplete, we assume that they are equivalent. 692ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor D1 = D1->getDefinition(); 693ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor D2 = D2->getDefinition(); 694ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (!D1 || !D2) 695ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return true; 696ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 69773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (CXXRecordDecl *D1CXX = dyn_cast<CXXRecordDecl>(D1)) { 69873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (CXXRecordDecl *D2CXX = dyn_cast<CXXRecordDecl>(D2)) { 69973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (D1CXX->getNumBases() != D2CXX->getNumBases()) { 70073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 70173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 70273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::note_odr_number_of_bases) 70373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << D2CXX->getNumBases(); 70473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(D1->getLocation(), diag::note_odr_number_of_bases) 70573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << D1CXX->getNumBases(); 70673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 70773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 70873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 70973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check the base classes. 71073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (CXXRecordDecl::base_class_iterator Base1 = D1CXX->bases_begin(), 71173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor BaseEnd1 = D1CXX->bases_end(), 71273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base2 = D2CXX->bases_begin(); 71373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1 != BaseEnd1; 71473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor ++Base1, ++Base2) { 71573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 71673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1->getType(), Base2->getType())) { 71773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 71873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 71973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Base2->getSourceRange().getBegin(), diag::note_odr_base) 72073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base2->getType() 72173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base2->getSourceRange(); 72273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) 72373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->getType() 72473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->getSourceRange(); 72573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 72673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 72773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 72873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check virtual vs. non-virtual inheritance mismatch. 72973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Base1->isVirtual() != Base2->isVirtual()) { 73073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 73173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 73273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Base2->getSourceRange().getBegin(), 73373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor diag::note_odr_virtual_base) 73473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base2->isVirtual() << Base2->getSourceRange(); 73573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) 73673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->isVirtual() 73773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->getSourceRange(); 73873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 73973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 74073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 74173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } else if (D1CXX->getNumBases() > 0) { 74273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 74373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 74473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor const CXXBaseSpecifier *Base1 = D1CXX->bases_begin(); 74573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) 74673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->getType() 74773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Base1->getSourceRange(); 74873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::note_odr_missing_base); 74973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 75073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 75173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 75273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 75373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check the fields for consistency. 75473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor CXXRecordDecl::field_iterator Field2 = D2->field_begin(), 75573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field2End = D2->field_end(); 75673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (CXXRecordDecl::field_iterator Field1 = D1->field_begin(), 75773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field1End = D1->field_end(); 75873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field1 != Field1End; 75973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor ++Field1, ++Field2) { 76073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Field2 == Field2End) { 76173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 76273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 76373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Field1->getLocation(), diag::note_odr_field) 76473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field1->getDeclName() << Field1->getType(); 76573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::note_odr_missing_field); 76673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 76773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 76873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 76973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsStructurallyEquivalent(Context, 77073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field1->getType(), Field2->getType())) { 77173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 77273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 77373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Field2->getLocation(), diag::note_odr_field) 77473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field2->getDeclName() << Field2->getType(); 77573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Field1->getLocation(), diag::note_odr_field) 77673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field1->getDeclName() << Field1->getType(); 77773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 77873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 77973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 78073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Field1->isBitField() != Field2->isBitField()) { 78173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 78273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 78373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Field1->isBitField()) { 78473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::APSInt Bits; 78573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field1->getBitWidth()->isIntegerConstantExpr(Bits, Context.C1); 78673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Field1->getLocation(), diag::note_odr_bit_field) 78773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field1->getDeclName() << Field1->getType() 78873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Bits.toString(10, false); 78973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Field2->getLocation(), diag::note_odr_not_bit_field) 79073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field2->getDeclName(); 79173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } else { 79273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::APSInt Bits; 79373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Field2->getBitWidth()->isIntegerConstantExpr(Bits, Context.C2); 79473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Field2->getLocation(), diag::note_odr_bit_field) 79573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field2->getDeclName() << Field2->getType() 79673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Bits.toString(10, false); 79773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Field1->getLocation(), 79873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor diag::note_odr_not_bit_field) 79973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field1->getDeclName(); 80073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 80173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 80273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 80373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 80473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Field1->isBitField()) { 80573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Make sure that the bit-fields are the same length. 80673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::APSInt Bits1, Bits2; 80773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Field1->getBitWidth()->isIntegerConstantExpr(Bits1, Context.C1)) 80873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 80973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Field2->getBitWidth()->isIntegerConstantExpr(Bits2, Context.C2)) 81073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 81173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 81273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsSameValue(Bits1, Bits2)) { 81373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 81473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 81573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Field2->getLocation(), diag::note_odr_bit_field) 81673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field2->getDeclName() << Field2->getType() 81773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Bits2.toString(10, false); 81873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(Field1->getLocation(), diag::note_odr_bit_field) 81973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field1->getDeclName() << Field1->getType() 82073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Bits1.toString(10, false); 82173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 82273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 82373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 82473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 82573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 82673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (Field2 != Field2End) { 82773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 82873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 82973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(Field2->getLocation(), diag::note_odr_field) 83073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Field2->getDeclName() << Field2->getType(); 83173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(D1->getLocation(), diag::note_odr_missing_field); 83273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 83373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 83473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 83573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 83673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 83773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 83873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence of two enums. 83973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 84073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EnumDecl *D1, EnumDecl *D2) { 84173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EnumDecl::enumerator_iterator EC2 = D2->enumerator_begin(), 84273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EC2End = D2->enumerator_end(); 84373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor for (EnumDecl::enumerator_iterator EC1 = D1->enumerator_begin(), 84473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EC1End = D1->enumerator_end(); 84573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EC1 != EC1End; ++EC1, ++EC2) { 84673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (EC2 == EC2End) { 84773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 84873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 84973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(EC1->getLocation(), diag::note_odr_enumerator) 85073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC1->getDeclName() 85173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC1->getInitVal().toString(10); 85273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::note_odr_missing_enumerator); 85373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 85473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 85573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 85673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::APSInt Val1 = EC1->getInitVal(); 85773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor llvm::APSInt Val2 = EC2->getInitVal(); 85873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!IsSameValue(Val1, Val2) || 85973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor !IsStructurallyEquivalent(EC1->getIdentifier(), EC2->getIdentifier())) { 86073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 86173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 86273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(EC2->getLocation(), diag::note_odr_enumerator) 86373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC2->getDeclName() 86473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC2->getInitVal().toString(10); 86573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(EC1->getLocation(), diag::note_odr_enumerator) 86673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC1->getDeclName() 86773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC1->getInitVal().toString(10); 86873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 86973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 87073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 87173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 87273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (EC2 != EC2End) { 87373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) 87473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << Context.C2.getTypeDeclType(D2); 87573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag2(EC2->getLocation(), diag::note_odr_enumerator) 87673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC2->getDeclName() 87773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor << EC2->getInitVal().toString(10); 87873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.Diag1(D1->getLocation(), diag::note_odr_missing_enumerator); 87973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 88073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 88173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 88273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 88373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 88473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 88573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor/// \brief Determine structural equivalence of two declarations. 88673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorstatic bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, 88773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *D1, Decl *D2) { 88873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Check for known structural equivalences via a callback of some sort. 88973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 890ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Check whether we already know that these two declarations are not 891ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // structurally equivalent. 892ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (Context.NonEquivalentDecls.count(std::make_pair(D1->getCanonicalDecl(), 893ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor D2->getCanonicalDecl()))) 894ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return false; 895ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 89673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Determine whether we've already produced a tentative equivalence for D1. 89773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *&EquivToD1 = Context.TentativeEquivalences[D1->getCanonicalDecl()]; 89873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (EquivToD1) 89973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return EquivToD1 == D2->getCanonicalDecl(); 90073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 90173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Produce a tentative equivalence D1 <-> D2, which will be checked later. 90273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EquivToD1 = D2->getCanonicalDecl(); 90373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Context.DeclsToCheck.push_back(D1->getCanonicalDecl()); 90473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return true; 90573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 90673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 90773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorbool StructuralEquivalenceContext::IsStructurallyEquivalent(Decl *D1, 90873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *D2) { 90973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!::IsStructurallyEquivalent(*this, D1, D2)) 91073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 91173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 91273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return !Finish(); 91373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 91473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 91573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorbool StructuralEquivalenceContext::IsStructurallyEquivalent(QualType T1, 91673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType T2) { 91773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!::IsStructurallyEquivalent(*this, T1, T2)) 91873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 91973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 92073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return !Finish(); 92173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 92273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 92373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregorbool StructuralEquivalenceContext::Finish() { 92473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor while (!DeclsToCheck.empty()) { 92573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check the next declaration. 92673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *D1 = DeclsToCheck.front(); 92773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor DeclsToCheck.pop_front(); 92873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 92973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Decl *D2 = TentativeEquivalences[D1]; 93073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor assert(D2 && "Unrecorded tentative equivalence?"); 93173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 932ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor bool Equivalent = true; 933ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 93473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Switch on all declaration kinds. For now, we're just going to 93573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // check the obvious ones. 93673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (RecordDecl *Record1 = dyn_cast<RecordDecl>(D1)) { 93773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (RecordDecl *Record2 = dyn_cast<RecordDecl>(D2)) { 93873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check for equivalent structure names. 93973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor IdentifierInfo *Name1 = Record1->getIdentifier(); 94073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Name1 && Record1->getTypedefForAnonDecl()) 94173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Name1 = Record1->getTypedefForAnonDecl()->getIdentifier(); 94273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor IdentifierInfo *Name2 = Record2->getIdentifier(); 94373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Name2 && Record2->getTypedefForAnonDecl()) 94473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Name2 = Record2->getTypedefForAnonDecl()->getIdentifier(); 945ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (!::IsStructurallyEquivalent(Name1, Name2) || 946ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor !::IsStructurallyEquivalent(*this, Record1, Record2)) 947ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 94873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } else { 94973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Record/non-record mismatch. 950ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 95173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 952ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } else if (EnumDecl *Enum1 = dyn_cast<EnumDecl>(D1)) { 95373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (EnumDecl *Enum2 = dyn_cast<EnumDecl>(D2)) { 95473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Check for equivalent enum names. 95573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor IdentifierInfo *Name1 = Enum1->getIdentifier(); 95673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Name1 && Enum1->getTypedefForAnonDecl()) 95773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Name1 = Enum1->getTypedefForAnonDecl()->getIdentifier(); 95873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor IdentifierInfo *Name2 = Enum2->getIdentifier(); 95973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!Name2 && Enum2->getTypedefForAnonDecl()) 96073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Name2 = Enum2->getTypedefForAnonDecl()->getIdentifier(); 961ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (!::IsStructurallyEquivalent(Name1, Name2) || 962ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor !::IsStructurallyEquivalent(*this, Enum1, Enum2)) 963ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 96473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } else { 96573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Enum/non-enum mismatch 966ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 96773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 968ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } else if (TypedefDecl *Typedef1 = dyn_cast<TypedefDecl>(D1)) { 96973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (TypedefDecl *Typedef2 = dyn_cast<TypedefDecl>(D2)) { 97073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!::IsStructurallyEquivalent(Typedef1->getIdentifier(), 971ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Typedef2->getIdentifier()) || 972ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor !::IsStructurallyEquivalent(*this, 97373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Typedef1->getUnderlyingType(), 97473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Typedef2->getUnderlyingType())) 975ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 97673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } else { 97773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // Typedef/non-typedef mismatch. 978ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Equivalent = false; 97973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 98073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 981ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 982ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (!Equivalent) { 983ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Note that these two declarations are not equivalent (and we already 984ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // know about it). 985ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor NonEquivalentDecls.insert(std::make_pair(D1->getCanonicalDecl(), 986ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor D2->getCanonicalDecl())); 987ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return true; 988ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 98973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor // FIXME: Check other declaration kinds! 99073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor } 99173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 99273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return false; 99373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor} 99473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor 99573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor//---------------------------------------------------------------------------- 9961b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor// Import Types 9971b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor//---------------------------------------------------------------------------- 9981b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 99989cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas GregorQualType ASTNodeImporter::VisitType(Type *T) { 100089cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor Importer.FromDiag(SourceLocation(), diag::err_unsupported_ast_node) 100189cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor << T->getTypeClassName(); 100289cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor return QualType(); 100389cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor} 100489cc9d6e2aaf794fbd2c228a3755c19062ca0ba0Douglas Gregor 10051b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitBuiltinType(BuiltinType *T) { 10061b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor switch (T->getKind()) { 10071b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Void: return Importer.getToContext().VoidTy; 10081b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Bool: return Importer.getToContext().BoolTy; 10091b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Char_U: 10111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // The context we're importing from has an unsigned 'char'. If we're 10121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // importing into a context with a signed 'char', translate to 10131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // 'unsigned char' instead. 10141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (Importer.getToContext().getLangOptions().CharIsSigned) 10151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().UnsignedCharTy; 10161b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10171b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().CharTy; 10181b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::UChar: return Importer.getToContext().UnsignedCharTy; 10201b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10211b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Char16: 10221b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Make sure that the "to" context supports C++! 10231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().Char16Ty; 10241b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Char32: 10261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Make sure that the "to" context supports C++! 10271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().Char32Ty; 10281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::UShort: return Importer.getToContext().UnsignedShortTy; 10301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::UInt: return Importer.getToContext().UnsignedIntTy; 10311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::ULong: return Importer.getToContext().UnsignedLongTy; 10321b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::ULongLong: 10331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().UnsignedLongLongTy; 10341b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::UInt128: return Importer.getToContext().UnsignedInt128Ty; 10351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Char_S: 10371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // The context we're importing from has an unsigned 'char'. If we're 10381b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // importing into a context with a signed 'char', translate to 10391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // 'unsigned char' instead. 10401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!Importer.getToContext().getLangOptions().CharIsSigned) 10411b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().SignedCharTy; 10421b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().CharTy; 10441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::SChar: return Importer.getToContext().SignedCharTy; 10461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::WChar: 10471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: If not in C++, shall we translate to the C equivalent of 10481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // wchar_t? 10491b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().WCharTy; 10501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Short : return Importer.getToContext().ShortTy; 10521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Int : return Importer.getToContext().IntTy; 10531b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Long : return Importer.getToContext().LongTy; 10541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::LongLong : return Importer.getToContext().LongLongTy; 10551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Int128 : return Importer.getToContext().Int128Ty; 10561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Float: return Importer.getToContext().FloatTy; 10571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Double: return Importer.getToContext().DoubleTy; 10581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::LongDouble: return Importer.getToContext().LongDoubleTy; 10591b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10601b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::NullPtr: 10611b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Make sure that the "to" context supports C++0x! 10621b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().NullPtrTy; 10631b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10641b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Overload: return Importer.getToContext().OverloadTy; 10651b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::Dependent: return Importer.getToContext().DependentTy; 10661b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::UndeducedAuto: 10671b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Make sure that the "to" context supports C++0x! 10681b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().UndeducedAutoTy; 10691b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10701b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::ObjCId: 10711b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Make sure that the "to" context supports Objective-C! 10721b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().ObjCBuiltinIdTy; 10731b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10741b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::ObjCClass: 10751b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().ObjCBuiltinClassTy; 10761b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10771b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case BuiltinType::ObjCSel: 10781b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().ObjCBuiltinSelTy; 10791b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 10801b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10811b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 10821b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 10831b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10841b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitComplexType(ComplexType *T) { 10851b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 10861b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 10871b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 10881b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10891b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getComplexType(ToElementType); 10901b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 10911b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10921b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitPointerType(PointerType *T) { 10931b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeType()); 10941b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 10951b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 10961b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 10971b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getPointerType(ToPointeeType); 10981b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 10991b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11001b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitBlockPointerType(BlockPointerType *T) { 11011b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Check for blocks support in "to" context. 11021b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeType()); 11031b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 11041b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11051b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11061b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getBlockPointerType(ToPointeeType); 11071b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11081b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11091b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitLValueReferenceType(LValueReferenceType *T) { 11101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Check for C++ support in "to" context. 11111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeTypeAsWritten()); 11121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 11131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getLValueReferenceType(ToPointeeType); 11161b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11171b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11181b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitRValueReferenceType(RValueReferenceType *T) { 11191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Check for C++0x support in "to" context. 11201b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeTypeAsWritten()); 11211b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 11221b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11241b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getRValueReferenceType(ToPointeeType); 11251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11271b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitMemberPointerType(MemberPointerType *T) { 11281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: Check for C++ support in "to" context. 11291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeType()); 11301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 11311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11321b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ClassType = Importer.Import(QualType(T->getClass(), 0)); 11341b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getMemberPointerType(ToPointeeType, 11351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ClassType.getTypePtr()); 11361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11381b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitConstantArrayType(ConstantArrayType *T) { 11391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 11401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 11411b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11421b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getConstantArrayType(ToElementType, 11441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getSize(), 11451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getSizeModifier(), 11461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getIndexTypeCVRQualifiers()); 11471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11491b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitIncompleteArrayType(IncompleteArrayType *T) { 11501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 11511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 11521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11531b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getIncompleteArrayType(ToElementType, 11551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getSizeModifier(), 11561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getIndexTypeCVRQualifiers()); 11571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11591b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitVariableArrayType(VariableArrayType *T) { 11601b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 11611b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 11621b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11631b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11641b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Expr *Size = Importer.Import(T->getSizeExpr()); 11651b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!Size) 11661b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11671b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11681b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor SourceRange Brackets = Importer.Import(T->getBracketsRange()); 11691b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getVariableArrayType(ToElementType, Size, 11701b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getSizeModifier(), 11711b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getIndexTypeCVRQualifiers(), 11721b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Brackets); 11731b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11741b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11751b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitVectorType(VectorType *T) { 11761b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 11771b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 11781b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11791b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11801b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getVectorType(ToElementType, 11811b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getNumElements(), 11821b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->isAltiVec(), 11831b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->isPixel()); 11841b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11851b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11861b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitExtVectorType(ExtVectorType *T) { 11871b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToElementType = Importer.Import(T->getElementType()); 11881b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToElementType.isNull()) 11891b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 11901b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11911b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getExtVectorType(ToElementType, 11921b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getNumElements()); 11931b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 11941b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 11951b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitFunctionNoProtoType(FunctionNoProtoType *T) { 11961b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: What happens if we're importing a function without a prototype 11971b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // into C++? Should we make it variadic? 11981b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToResultType = Importer.Import(T->getResultType()); 11991b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToResultType.isNull()) 12001b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 1201264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola 12021b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getFunctionNoProtoType(ToResultType, 1203264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola T->getExtInfo()); 12041b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12051b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12061b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitFunctionProtoType(FunctionProtoType *T) { 12071b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToResultType = Importer.Import(T->getResultType()); 12081b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToResultType.isNull()) 12091b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // Import argument types 12121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor llvm::SmallVector<QualType, 4> ArgTypes; 12131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor for (FunctionProtoType::arg_type_iterator A = T->arg_type_begin(), 12141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor AEnd = T->arg_type_end(); 12151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor A != AEnd; ++A) { 12161b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ArgType = Importer.Import(*A); 12171b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ArgType.isNull()) 12181b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ArgTypes.push_back(ArgType); 12201b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 12211b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12221b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // Import exception types 12231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor llvm::SmallVector<QualType, 4> ExceptionTypes; 12241b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor for (FunctionProtoType::exception_iterator E = T->exception_begin(), 12251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor EEnd = T->exception_end(); 12261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor E != EEnd; ++E) { 12271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ExceptionType = Importer.Import(*E); 12281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ExceptionType.isNull()) 12291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ExceptionTypes.push_back(ExceptionType); 12311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 12321b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getFunctionType(ToResultType, ArgTypes.data(), 12341b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ArgTypes.size(), 12351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->isVariadic(), 12361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getTypeQuals(), 12371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->hasExceptionSpec(), 12381b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->hasAnyExceptionSpec(), 12391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ExceptionTypes.size(), 12401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ExceptionTypes.data(), 1241264ba48dc98f3f843935a485d5b086f7e0fdc4f1Rafael Espindola T->getExtInfo()); 12421b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12441b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitTypedefType(TypedefType *T) { 12451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor TypedefDecl *ToDecl 12461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<TypedefDecl>(Importer.Import(T->getDecl())); 12471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToDecl) 12481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12491b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getTypeDeclType(ToDecl); 12511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12531b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitTypeOfExprType(TypeOfExprType *T) { 12541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Expr *ToExpr = Importer.Import(T->getUnderlyingExpr()); 12551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToExpr) 12561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getTypeOfExprType(ToExpr); 12591b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12601b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12611b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitTypeOfType(TypeOfType *T) { 12621b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToUnderlyingType = Importer.Import(T->getUnderlyingType()); 12631b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToUnderlyingType.isNull()) 12641b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12651b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12661b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getTypeOfType(ToUnderlyingType); 12671b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12681b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12691b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitDecltypeType(DecltypeType *T) { 12701b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Expr *ToExpr = Importer.Import(T->getUnderlyingExpr()); 12711b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToExpr) 12721b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12731b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12741b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getDecltypeType(ToExpr); 12751b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12761b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12771b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitRecordType(RecordType *T) { 12781b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor RecordDecl *ToDecl 12791b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<RecordDecl>(Importer.Import(T->getDecl())); 12801b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToDecl) 12811b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12821b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12831b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getTagDeclType(ToDecl); 12841b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12851b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12861b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitEnumType(EnumType *T) { 12871b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor EnumDecl *ToDecl 12881b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<EnumDecl>(Importer.Import(T->getDecl())); 12891b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToDecl) 12901b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12911b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12921b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getTagDeclType(ToDecl); 12931b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 12941b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 12951b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitElaboratedType(ElaboratedType *T) { 12961b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToUnderlyingType = Importer.Import(T->getUnderlyingType()); 12971b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToUnderlyingType.isNull()) 12981b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 12991b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13001b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getElaboratedType(ToUnderlyingType, 13011b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor T->getTagKind()); 13021b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 13031b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13041b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitQualifiedNameType(QualifiedNameType *T) { 13051b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor NestedNameSpecifier *ToQualifier = Importer.Import(T->getQualifier()); 13061b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!ToQualifier) 13071b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13081b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13091b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToNamedType = Importer.Import(T->getNamedType()); 13101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToNamedType.isNull()) 13111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getQualifiedNameType(ToQualifier, ToNamedType); 13141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 13151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13161b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitObjCInterfaceType(ObjCInterfaceType *T) { 13171b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ObjCInterfaceDecl *Class 13181b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<ObjCInterfaceDecl>(Importer.Import(T->getDecl())); 13191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!Class) 13201b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13211b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13221b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 13231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor for (ObjCInterfaceType::qual_iterator P = T->qual_begin(), 13241b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor PEnd = T->qual_end(); 13251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor P != PEnd; ++P) { 13261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ObjCProtocolDecl *Protocol 13271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<ObjCProtocolDecl>(Importer.Import(*P)); 13281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!Protocol) 13291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.push_back(Protocol); 13311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 13321b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getObjCInterfaceType(Class, 13341b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.data(), 13351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.size()); 13361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 13371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13381b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTNodeImporter::VisitObjCObjectPointerType(ObjCObjectPointerType *T) { 13391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToPointeeType = Importer.Import(T->getPointeeType()); 13401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToPointeeType.isNull()) 13411b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13421b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 13441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor for (ObjCObjectPointerType::qual_iterator P = T->qual_begin(), 13451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor PEnd = T->qual_end(); 13461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor P != PEnd; ++P) { 13471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ObjCProtocolDecl *Protocol 13481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor = dyn_cast_or_null<ObjCProtocolDecl>(Importer.Import(*P)); 13491b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!Protocol) 13501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 13511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.push_back(Protocol); 13521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 13531b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 13541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Importer.getToContext().getObjCObjectPointerType(ToPointeeType, 13551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.data(), 13561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Protocols.size()); 13571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 13581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 1359089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor//---------------------------------------------------------------------------- 1360089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor// Import Declarations 1361089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor//---------------------------------------------------------------------------- 1362a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregorbool ASTNodeImporter::ImportDeclParts(NamedDecl *D, DeclContext *&DC, 1363a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclContext *&LexicalDC, 1364a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclarationName &Name, 1365a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor SourceLocation &Loc) { 1366089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Import the context of this declaration. 1367a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DC = Importer.ImportContext(D->getDeclContext()); 1368089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (!DC) 1369a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return true; 1370a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1371a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor LexicalDC = DC; 13729bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (D->getDeclContext() != D->getLexicalDeclContext()) { 13739bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); 13749bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!LexicalDC) 1375a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return true; 13769bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor } 1377a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1378089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Import the name of this declaration. 1379a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Name = Importer.Import(D->getDeclName()); 1380089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (D->getDeclName() && !Name) 1381a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return true; 1382a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1383a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the location of this declaration. 1384a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Loc = Importer.Import(D->getLocation()); 1385a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return false; 1386a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor} 1387a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1388083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregorvoid ASTNodeImporter::ImportDeclContext(DeclContext *FromDC) { 1389083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor for (DeclContext::decl_iterator From = FromDC->decls_begin(), 1390083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor FromEnd = FromDC->decls_end(); 1391083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor From != FromEnd; 1392083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ++From) 1393083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor Importer.Import(*From); 1394083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor} 1395083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor 139696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregorbool ASTNodeImporter::IsStructuralMatch(RecordDecl *FromRecord, 139773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor RecordDecl *ToRecord) { 1398bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer StructuralEquivalenceContext Ctx(Importer.getFromContext(), 139973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Importer.getToContext(), 1400ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Importer.getDiags(), 1401ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Importer.getNonEquivalentDecls()); 1402bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer return Ctx.IsStructurallyEquivalent(FromRecord, ToRecord); 140396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor} 140496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 140536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregorbool ASTNodeImporter::IsStructuralMatch(EnumDecl *FromEnum, EnumDecl *ToEnum) { 1406bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer StructuralEquivalenceContext Ctx(Importer.getFromContext(), 140773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Importer.getToContext(), 1408ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Importer.getDiags(), 1409ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor Importer.getNonEquivalentDecls()); 1410bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer return Ctx.IsStructurallyEquivalent(FromEnum, ToEnum); 141136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor} 141236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 1413a404ea673cbee5e74af710a5f1ab571e71580b67Douglas GregorDecl *ASTNodeImporter::VisitDecl(Decl *D) { 1414a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Importer.FromDiag(D->getLocation(), diag::err_unsupported_ast_node) 1415a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor << D->getDeclKindName(); 1416a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return 0; 1417a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor} 1418a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1419788c62d1e87bfb596078817237f672a5f000999aDouglas GregorDecl *ASTNodeImporter::VisitNamespaceDecl(NamespaceDecl *D) { 1420788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // Import the major distinguishing characteristics of this namespace. 1421788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor DeclContext *DC, *LexicalDC; 1422788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor DeclarationName Name; 1423788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor SourceLocation Loc; 1424788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 1425788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor return 0; 1426788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1427788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor NamespaceDecl *MergeWithNamespace = 0; 1428788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (!Name) { 1429788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // This is an anonymous namespace. Adopt an existing anonymous 1430788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // namespace if we can. 1431788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // FIXME: Not testable. 1432788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (TranslationUnitDecl *TU = dyn_cast<TranslationUnitDecl>(DC)) 1433788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor MergeWithNamespace = TU->getAnonymousNamespace(); 1434788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor else 1435788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor MergeWithNamespace = cast<NamespaceDecl>(DC)->getAnonymousNamespace(); 1436788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } else { 1437788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 1438788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 1439788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor Lookup.first != Lookup.second; 1440788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ++Lookup.first) { 1441788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_Ordinary)) 1442788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor continue; 1443788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1444788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (NamespaceDecl *FoundNS = dyn_cast<NamespaceDecl>(*Lookup.first)) { 1445788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor MergeWithNamespace = FoundNS; 1446788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ConflictingDecls.clear(); 1447788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor break; 1448788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1449788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1450788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ConflictingDecls.push_back(*Lookup.first); 1451788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1452788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1453788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (!ConflictingDecls.empty()) { 1454788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor Name = Importer.HandleNameConflict(Name, DC, Decl::IDNS_Ordinary, 1455788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ConflictingDecls.data(), 1456788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ConflictingDecls.size()); 1457788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1458788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1459788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1460788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // Create the "to" namespace, if needed. 1461788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor NamespaceDecl *ToNamespace = MergeWithNamespace; 1462788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (!ToNamespace) { 1463788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ToNamespace = NamespaceDecl::Create(Importer.getToContext(), DC, Loc, 1464788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor Name.getAsIdentifierInfo()); 1465788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ToNamespace->setLexicalDeclContext(LexicalDC); 1466788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor LexicalDC->addDecl(ToNamespace); 1467788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1468788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // If this is an anonymous namespace, register it as the anonymous 1469788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor // namespace within its context. 1470788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (!Name) { 1471788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor if (TranslationUnitDecl *TU = dyn_cast<TranslationUnitDecl>(DC)) 1472788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor TU->setAnonymousNamespace(ToNamespace); 1473788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor else 1474788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor cast<NamespaceDecl>(DC)->setAnonymousNamespace(ToNamespace); 1475788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1476788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor } 1477788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor Importer.Imported(D, ToNamespace); 1478788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1479788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor ImportDeclContext(D); 1480788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 1481788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor return ToNamespace; 1482788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor} 1483788c62d1e87bfb596078817237f672a5f000999aDouglas Gregor 14849e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas GregorDecl *ASTNodeImporter::VisitTypedefDecl(TypedefDecl *D) { 14859e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor // Import the major distinguishing characteristics of this typedef. 14869e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor DeclContext *DC, *LexicalDC; 14879e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor DeclarationName Name; 14889e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor SourceLocation Loc; 14899e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 14909e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor return 0; 14919e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor 14929e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor // If this typedef is not in block scope, determine whether we've 14939e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor // seen a typedef with the same name (that we can merge with) or any 14949e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor // other entity by that name (which name lookup could conflict with). 14959e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (!DC->isFunctionOrMethod()) { 14969e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 14979e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor unsigned IDNS = Decl::IDNS_Ordinary; 14989e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 14999e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor Lookup.first != Lookup.second; 15009e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor ++Lookup.first) { 15019e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 15029e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor continue; 15039e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (TypedefDecl *FoundTypedef = dyn_cast<TypedefDecl>(*Lookup.first)) { 1504ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (Importer.IsStructurallyEquivalent(D->getUnderlyingType(), 1505ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FoundTypedef->getUnderlyingType())) 15065ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, FoundTypedef); 15079e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor } 15089e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor 15099e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor ConflictingDecls.push_back(*Lookup.first); 15109e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor } 15119e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor 15129e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (!ConflictingDecls.empty()) { 15139e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 15149e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor ConflictingDecls.data(), 15159e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor ConflictingDecls.size()); 15169e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor if (!Name) 15179e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor return 0; 15189e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor } 15199e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor } 15209e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor 1521ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Import the underlying type of this typedef; 1522ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getUnderlyingType()); 1523ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 1524ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 1525ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 15269e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor // Create the new typedef node. 15279e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 15289e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor TypedefDecl *ToTypedef = TypedefDecl::Create(Importer.getToContext(), DC, 15299e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor Loc, Name.getAsIdentifierInfo(), 15309e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor TInfo); 1531325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor ToTypedef->setAccess(D->getAccess()); 15329e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor ToTypedef->setLexicalDeclContext(LexicalDC); 15335ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor Importer.Imported(D, ToTypedef); 15349e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor LexicalDC->addDecl(ToTypedef); 1535ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 15369e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor return ToTypedef; 15379e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor} 15389e5d996444e40fdf5cce44ee82bec0d4e3df3d56Douglas Gregor 153936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas GregorDecl *ASTNodeImporter::VisitEnumDecl(EnumDecl *D) { 154036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Import the major distinguishing characteristics of this enum. 154136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor DeclContext *DC, *LexicalDC; 154236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor DeclarationName Name; 154336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor SourceLocation Loc; 154436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 154536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 154636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 154736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Figure out what enum name we're looking for. 154836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor unsigned IDNS = Decl::IDNS_Tag; 154936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor DeclarationName SearchName = Name; 155036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!SearchName && D->getTypedefForAnonDecl()) { 155136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor SearchName = Importer.Import(D->getTypedefForAnonDecl()->getDeclName()); 155236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor IDNS = Decl::IDNS_Ordinary; 155336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } else if (Importer.getToContext().getLangOptions().CPlusPlus) 155436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor IDNS |= Decl::IDNS_Ordinary; 155536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 155636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // We may already have an enum of the same name; try to find and match it. 155736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!DC->isFunctionOrMethod() && SearchName) { 155836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 155936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 156036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Lookup.first != Lookup.second; 156136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ++Lookup.first) { 156236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 156336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor continue; 156436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 156536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Decl *Found = *Lookup.first; 156636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (TypedefDecl *Typedef = dyn_cast<TypedefDecl>(Found)) { 156736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (const TagType *Tag = Typedef->getUnderlyingType()->getAs<TagType>()) 156836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Found = Tag->getDecl(); 156936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 157036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 157136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (EnumDecl *FoundEnum = dyn_cast<EnumDecl>(Found)) { 15725ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor if (IsStructuralMatch(D, FoundEnum)) 15735ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, FoundEnum); 157436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 157536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 157636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.push_back(*Lookup.first); 157736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 157836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 157936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!ConflictingDecls.empty()) { 158036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 158136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.data(), 158236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.size()); 158336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 158436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 158536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 158636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Create the enum declaration. 158773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor EnumDecl *D2 = EnumDecl::Create(Importer.getToContext(), DC, Loc, 158836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Name.getAsIdentifierInfo(), 158936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Importer.Import(D->getTagKeywordLoc()), 159036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 0); 1591b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall // Import the qualifier, if any. 1592b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall if (D->getQualifier()) { 1593b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); 1594b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall SourceRange NNSRange = Importer.Import(D->getQualifierRange()); 1595b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall D2->setQualifierInfo(NNS, NNSRange); 1596b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall } 1597325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor D2->setAccess(D->getAccess()); 159873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->setLexicalDeclContext(LexicalDC); 159973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Importer.Imported(D, D2); 160073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor LexicalDC->addDecl(D2); 160136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 160236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Import the integer type. 160336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor QualType ToIntegerType = Importer.Import(D->getIntegerType()); 160436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (ToIntegerType.isNull()) 160536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 160673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->setIntegerType(ToIntegerType); 160736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 160836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Import the definition 160936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (D->isDefinition()) { 161036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor QualType T = Importer.Import(Importer.getFromContext().getTypeDeclType(D)); 161136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (T.isNull()) 161236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 161336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 161436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor QualType ToPromotionType = Importer.Import(D->getPromotionType()); 161536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (ToPromotionType.isNull()) 161636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 161736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 161873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->startDefinition(); 1619083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ImportDeclContext(D); 162073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->completeDefinition(T, ToPromotionType); 162136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 162236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 162373dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return D2; 162436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor} 162536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 162696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas GregorDecl *ASTNodeImporter::VisitRecordDecl(RecordDecl *D) { 162796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // If this record has a definition in the translation unit we're coming from, 162896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // but this particular declaration is not that definition, import the 162996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // definition and map to that. 1630952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor TagDecl *Definition = D->getDefinition(); 163196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (Definition && Definition != D) { 163296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Decl *ImportedDef = Importer.Import(Definition); 16335ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor if (!ImportedDef) 16345ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return 0; 16355ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor 16365ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, ImportedDef); 163796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 163896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 163996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // Import the major distinguishing characteristics of this record. 164096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor DeclContext *DC, *LexicalDC; 164196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor DeclarationName Name; 164296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor SourceLocation Loc; 164396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 164496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor return 0; 164596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 164696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // Figure out what structure name we're looking for. 164796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor unsigned IDNS = Decl::IDNS_Tag; 164896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor DeclarationName SearchName = Name; 164996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (!SearchName && D->getTypedefForAnonDecl()) { 165096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor SearchName = Importer.Import(D->getTypedefForAnonDecl()->getDeclName()); 165196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor IDNS = Decl::IDNS_Ordinary; 165296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } else if (Importer.getToContext().getLangOptions().CPlusPlus) 165396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor IDNS |= Decl::IDNS_Ordinary; 165496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 165596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // We may already have a record of the same name; try to find and match it. 1656e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor RecordDecl *AdoptDecl = 0; 165796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (!DC->isFunctionOrMethod() && SearchName) { 165896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 165996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 166096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Lookup.first != Lookup.second; 166196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor ++Lookup.first) { 166296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 166396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor continue; 166496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 166596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Decl *Found = *Lookup.first; 166696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (TypedefDecl *Typedef = dyn_cast<TypedefDecl>(Found)) { 166796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (const TagType *Tag = Typedef->getUnderlyingType()->getAs<TagType>()) 166896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Found = Tag->getDecl(); 166996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 167096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 167196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (RecordDecl *FoundRecord = dyn_cast<RecordDecl>(Found)) { 1672e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor if (RecordDecl *FoundDef = FoundRecord->getDefinition()) { 1673e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor if (!D->isDefinition() || IsStructuralMatch(D, FoundDef)) { 1674e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // The record types structurally match, or the "from" translation 1675e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // unit only had a forward declaration anyway; call it the same 1676e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // function. 1677e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // FIXME: For C++, we should also merge methods here. 16785ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, FoundDef); 1679e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor } 1680e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor } else { 1681e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // We have a forward declaration of this type, so adopt that forward 1682e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // declaration rather than building a new one. 1683e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor AdoptDecl = FoundRecord; 1684e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor continue; 1685e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor } 168696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 168796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 168896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor ConflictingDecls.push_back(*Lookup.first); 168996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 169096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 169196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (!ConflictingDecls.empty()) { 169296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 169396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor ConflictingDecls.data(), 169496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor ConflictingDecls.size()); 169596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 169696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 169796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 169896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // Create the record declaration. 169973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor RecordDecl *D2 = AdoptDecl; 170073dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (!D2) { 170173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor if (CXXRecordDecl *D1CXX = dyn_cast<CXXRecordDecl>(D)) { 170273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor CXXRecordDecl *D2CXX = CXXRecordDecl::Create(Importer.getToContext(), 1703e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor D->getTagKind(), 1704e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor DC, Loc, 1705e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor Name.getAsIdentifierInfo(), 170696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Importer.Import(D->getTagKeywordLoc())); 170773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2 = D2CXX; 1708325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor D2->setAccess(D->getAccess()); 1709e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor 1710e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor if (D->isDefinition()) { 1711e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor // Add base classes. 1712e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor llvm::SmallVector<CXXBaseSpecifier *, 4> Bases; 1713e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor for (CXXRecordDecl::base_class_iterator 171473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1 = D1CXX->bases_begin(), 171573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor FromBaseEnd = D1CXX->bases_end(); 171673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1 != FromBaseEnd; 171773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor ++Base1) { 171873dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor QualType T = Importer.Import(Base1->getType()); 1719e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor if (T.isNull()) 1720e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor return 0; 1721e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor 1722e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor Bases.push_back( 1723e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor new (Importer.getToContext()) 172473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor CXXBaseSpecifier(Importer.Import(Base1->getSourceRange()), 172573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1->isVirtual(), 172673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1->isBaseOfClass(), 172773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Base1->getAccessSpecifierAsWritten(), 172896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor T)); 1729e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor } 1730e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor if (!Bases.empty()) 173173dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2CXX->setBases(Bases.data(), Bases.size()); 173296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 1733e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor } else { 173473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2 = RecordDecl::Create(Importer.getToContext(), D->getTagKind(), 1735e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor DC, Loc, 1736e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor Name.getAsIdentifierInfo(), 1737e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor Importer.Import(D->getTagKeywordLoc())); 173896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 1739b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall // Import the qualifier, if any. 1740b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall if (D->getQualifier()) { 1741b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); 1742b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall SourceRange NNSRange = Importer.Import(D->getQualifierRange()); 1743b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall D2->setQualifierInfo(NNS, NNSRange); 1744b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall } 174573dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->setLexicalDeclContext(LexicalDC); 174673dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor LexicalDC->addDecl(D2); 174796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 17485ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor 174973dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor Importer.Imported(D, D2); 1750e72b5dc556805ea4c91f0ae6d8f8404fc341b687Douglas Gregor 175196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (D->isDefinition()) { 175273dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->startDefinition(); 1753083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ImportDeclContext(D); 175473dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor D2->completeDefinition(); 175596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor } 175696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 175773dc30b71e218ba2b776b10d07dc2aff09cb2c47Douglas Gregor return D2; 175896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor} 175996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 176036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas GregorDecl *ASTNodeImporter::VisitEnumConstantDecl(EnumConstantDecl *D) { 176136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Import the major distinguishing characteristics of this enumerator. 176236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor DeclContext *DC, *LexicalDC; 176336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor DeclarationName Name; 176436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor SourceLocation Loc; 1765ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 176636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 1767ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 1768ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getType()); 1769ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 1770ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 1771ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 177236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // Determine whether there are any other declarations with the same name and 177336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor // in the same context. 177436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!LexicalDC->isFunctionOrMethod()) { 177536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 177636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor unsigned IDNS = Decl::IDNS_Ordinary; 177736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 177836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Lookup.first != Lookup.second; 177936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ++Lookup.first) { 178036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 178136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor continue; 178236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 178336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.push_back(*Lookup.first); 178436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 178536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 178636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!ConflictingDecls.empty()) { 178736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 178836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.data(), 178936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ConflictingDecls.size()); 179036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!Name) 179136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 179236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 179336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor } 179436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 179536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Expr *Init = Importer.Import(D->getInitExpr()); 179636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (D->getInitExpr() && !Init) 179736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 179836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 179936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor EnumConstantDecl *ToEnumerator 180036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor = EnumConstantDecl::Create(Importer.getToContext(), cast<EnumDecl>(DC), Loc, 180136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Name.getAsIdentifierInfo(), T, 180236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Init, D->getInitVal()); 1803325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor ToEnumerator->setAccess(D->getAccess()); 180436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor ToEnumerator->setLexicalDeclContext(LexicalDC); 18055ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor Importer.Imported(D, ToEnumerator); 180636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor LexicalDC->addDecl(ToEnumerator); 180736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return ToEnumerator; 180836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor} 180996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 1810a404ea673cbee5e74af710a5f1ab571e71580b67Douglas GregorDecl *ASTNodeImporter::VisitFunctionDecl(FunctionDecl *D) { 1811a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the major distinguishing characteristics of this function. 1812a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclContext *DC, *LexicalDC; 1813a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclarationName Name; 1814a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor SourceLocation Loc; 1815ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 1816089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor return 0; 1817089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 1818a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Try to find a function in our own ("to") context with the same name, same 1819a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // type, and in the same context as the function we're importing. 1820a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (!LexicalDC->isFunctionOrMethod()) { 1821a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 1822a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor unsigned IDNS = Decl::IDNS_Ordinary; 1823a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 1824a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Lookup.first != Lookup.second; 1825a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ++Lookup.first) { 1826a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 1827a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor continue; 1828a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1829a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (FunctionDecl *FoundFunction = dyn_cast<FunctionDecl>(*Lookup.first)) { 1830a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (isExternalLinkage(FoundFunction->getLinkage()) && 1831a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor isExternalLinkage(D->getLinkage())) { 1832ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (Importer.IsStructurallyEquivalent(D->getType(), 1833ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FoundFunction->getType())) { 1834a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // FIXME: Actually try to merge the body and other attributes. 18355ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, FoundFunction); 1836a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1837a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1838a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // FIXME: Check for overloading more carefully, e.g., by boosting 1839a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Sema::IsOverload out to the AST library. 1840a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1841a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Function overloading is okay in C++. 1842a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (Importer.getToContext().getLangOptions().CPlusPlus) 1843a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor continue; 1844a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1845a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Complain about inconsistent function types. 1846a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Importer.ToDiag(Loc, diag::err_odr_function_type_inconsistent) 1847ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor << Name << D->getType() << FoundFunction->getType(); 1848a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Importer.ToDiag(FoundFunction->getLocation(), 1849a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor diag::note_odr_value_here) 1850a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor << FoundFunction->getType(); 1851a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1852a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1853a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1854a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ConflictingDecls.push_back(*Lookup.first); 1855a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1856a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1857a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (!ConflictingDecls.empty()) { 1858a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 1859a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ConflictingDecls.data(), 1860a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ConflictingDecls.size()); 1861a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (!Name) 1862a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return 0; 1863a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1864a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1865ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 1866ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Import the type. 1867ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getType()); 1868ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 1869ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 1870a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1871a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the function parameters. 1872a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor llvm::SmallVector<ParmVarDecl *, 8> Parameters; 1873a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor for (FunctionDecl::param_iterator P = D->param_begin(), PEnd = D->param_end(); 1874a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor P != PEnd; ++P) { 1875a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ParmVarDecl *ToP = cast_or_null<ParmVarDecl>(Importer.Import(*P)); 1876a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor if (!ToP) 1877a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return 0; 1878a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1879a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Parameters.push_back(ToP); 1880a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1881a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1882a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Create the imported function. 1883a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 1884c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor FunctionDecl *ToFunction = 0; 1885c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor if (CXXConstructorDecl *FromConstructor = dyn_cast<CXXConstructorDecl>(D)) { 1886c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor ToFunction = CXXConstructorDecl::Create(Importer.getToContext(), 1887c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor cast<CXXRecordDecl>(DC), 1888c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Loc, Name, T, TInfo, 1889c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor FromConstructor->isExplicit(), 1890c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isInlineSpecified(), 1891c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isImplicit()); 1892c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor } else if (isa<CXXDestructorDecl>(D)) { 1893c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor ToFunction = CXXDestructorDecl::Create(Importer.getToContext(), 1894c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor cast<CXXRecordDecl>(DC), 1895c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Loc, Name, T, 1896c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isInlineSpecified(), 1897c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isImplicit()); 1898c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor } else if (CXXConversionDecl *FromConversion 1899c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor = dyn_cast<CXXConversionDecl>(D)) { 1900c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor ToFunction = CXXConversionDecl::Create(Importer.getToContext(), 1901c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor cast<CXXRecordDecl>(DC), 1902c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Loc, Name, T, TInfo, 1903c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isInlineSpecified(), 1904c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor FromConversion->isExplicit()); 1905c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor } else { 1906c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor ToFunction = FunctionDecl::Create(Importer.getToContext(), DC, Loc, 1907c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor Name, T, TInfo, D->getStorageClass(), 190816573fa9705b546b7597c273b25b85d6321e2b33Douglas Gregor D->getStorageClassAsWritten(), 1909c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->isInlineSpecified(), 1910c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor D->hasWrittenPrototype()); 1911c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor } 1912b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall 1913b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall // Import the qualifier, if any. 1914b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall if (D->getQualifier()) { 1915b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); 1916b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall SourceRange NNSRange = Importer.Import(D->getQualifierRange()); 1917b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall ToFunction->setQualifierInfo(NNS, NNSRange); 1918b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall } 1919325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor ToFunction->setAccess(D->getAccess()); 1920c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToFunction->setLexicalDeclContext(LexicalDC); 1921c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.Imported(D, ToFunction); 1922c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor LexicalDC->addDecl(ToFunction); 1923a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1924a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Set the parameters. 1925a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor for (unsigned I = 0, N = Parameters.size(); I != N; ++I) { 1926c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Parameters[I]->setOwningFunction(ToFunction); 1927c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToFunction->addDecl(Parameters[I]); 1928a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor } 1929c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToFunction->setParams(Parameters.data(), Parameters.size()); 1930a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1931a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // FIXME: Other bits to merge? 1932a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1933c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return ToFunction; 1934a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor} 1935a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 1936c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas GregorDecl *ASTNodeImporter::VisitCXXMethodDecl(CXXMethodDecl *D) { 1937c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor return VisitFunctionDecl(D); 1938c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor} 1939c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor 1940c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas GregorDecl *ASTNodeImporter::VisitCXXConstructorDecl(CXXConstructorDecl *D) { 1941c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor return VisitCXXMethodDecl(D); 1942c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor} 1943c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor 1944c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas GregorDecl *ASTNodeImporter::VisitCXXDestructorDecl(CXXDestructorDecl *D) { 1945c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor return VisitCXXMethodDecl(D); 1946c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor} 1947c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor 1948c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas GregorDecl *ASTNodeImporter::VisitCXXConversionDecl(CXXConversionDecl *D) { 1949c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor return VisitCXXMethodDecl(D); 1950c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor} 1951c144f3534e2f7a70ea9ebf8dd83090a2883d61fbDouglas Gregor 195296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas GregorDecl *ASTNodeImporter::VisitFieldDecl(FieldDecl *D) { 195396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor // Import the major distinguishing characteristics of a variable. 195496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor DeclContext *DC, *LexicalDC; 195596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor DeclarationName Name; 195696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor SourceLocation Loc; 1957ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 1958ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 1959ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 1960ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Import the type. 1961ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getType()); 1962ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 196396a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor return 0; 196496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 196596a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 196696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Expr *BitWidth = Importer.Import(D->getBitWidth()); 196796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor if (!BitWidth && D->getBitWidth()) 196896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor return 0; 196996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 197096a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor FieldDecl *ToField = FieldDecl::Create(Importer.getToContext(), DC, 197196a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor Loc, Name.getAsIdentifierInfo(), 197296a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor T, TInfo, BitWidth, D->isMutable()); 1973325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor ToField->setAccess(D->getAccess()); 197496a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor ToField->setLexicalDeclContext(LexicalDC); 19755ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor Importer.Imported(D, ToField); 197696a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor LexicalDC->addDecl(ToField); 197796a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor return ToField; 197896a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor} 197996a01b4acf76fb8fe1e05341a97a27b39fb0b914Douglas Gregor 19802e55e3af2f6d6c0509495357fade95105dd144cdDouglas GregorDecl *ASTNodeImporter::VisitObjCIvarDecl(ObjCIvarDecl *D) { 19812e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor // Import the major distinguishing characteristics of an ivar. 19822e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor DeclContext *DC, *LexicalDC; 19832e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor DeclarationName Name; 19842e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor SourceLocation Loc; 19852e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 19862e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return 0; 19872e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 19882e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor // Determine whether we've already imported this ivar 19892e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 19902e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Lookup.first != Lookup.second; 19912e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor ++Lookup.first) { 19922e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (ObjCIvarDecl *FoundIvar = dyn_cast<ObjCIvarDecl>(*Lookup.first)) { 19932e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (Importer.IsStructurallyEquivalent(D->getType(), 19942e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor FoundIvar->getType())) { 19952e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.Imported(D, FoundIvar); 19962e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return FoundIvar; 19972e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor } 19982e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 19992e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.ToDiag(Loc, diag::err_odr_ivar_type_inconsistent) 20002e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor << Name << D->getType() << FoundIvar->getType(); 20012e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.ToDiag(FoundIvar->getLocation(), diag::note_odr_value_here) 20022e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor << FoundIvar->getType(); 20032e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return 0; 20042e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor } 20052e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor } 20062e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 20072e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor // Import the type. 20082e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor QualType T = Importer.Import(D->getType()); 20092e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (T.isNull()) 20102e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return 0; 20112e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 20122e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 20132e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Expr *BitWidth = Importer.Import(D->getBitWidth()); 20142e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (!BitWidth && D->getBitWidth()) 20152e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return 0; 20162e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 2017a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar ObjCIvarDecl *ToIvar = ObjCIvarDecl::Create(Importer.getToContext(), 2018a06549226f45d5b72169a3d054415616dd1014a2Daniel Dunbar cast<ObjCContainerDecl>(DC), 20192e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Loc, Name.getAsIdentifierInfo(), 20202e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor T, TInfo, D->getAccessControl(), 20212e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor BitWidth); 20222e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor ToIvar->setLexicalDeclContext(LexicalDC); 20232e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.Imported(D, ToIvar); 20242e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor LexicalDC->addDecl(ToIvar); 20252e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return ToIvar; 20262e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 20272e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor} 20282e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 2029a404ea673cbee5e74af710a5f1ab571e71580b67Douglas GregorDecl *ASTNodeImporter::VisitVarDecl(VarDecl *D) { 2030a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the major distinguishing characteristics of a variable. 2031a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclContext *DC, *LexicalDC; 2032a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclarationName Name; 2033a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor SourceLocation Loc; 2034ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 2035a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor return 0; 2036089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2037089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Try to find a variable in our own ("to") context with the same name and 2038089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // in the same context as the variable we're importing. 20399bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (D->isFileVarDecl()) { 2040089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor VarDecl *MergeWithVar = 0; 2041089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; 2042089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor unsigned IDNS = Decl::IDNS_Ordinary; 20439bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 2044089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Lookup.first != Lookup.second; 2045089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor ++Lookup.first) { 2046089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) 2047089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor continue; 2048089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2049089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (VarDecl *FoundVar = dyn_cast<VarDecl>(*Lookup.first)) { 2050089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // We have found a variable that we may need to merge with. Check it. 2051089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (isExternalLinkage(FoundVar->getLinkage()) && 2052089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor isExternalLinkage(D->getLinkage())) { 2053ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (Importer.IsStructurallyEquivalent(D->getType(), 2054ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FoundVar->getType())) { 2055089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor MergeWithVar = FoundVar; 2056089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor break; 2057089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2058089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2059d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor const ArrayType *FoundArray 2060d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor = Importer.getToContext().getAsArrayType(FoundVar->getType()); 2061d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor const ArrayType *TArray 2062ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor = Importer.getToContext().getAsArrayType(D->getType()); 2063d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor if (FoundArray && TArray) { 2064d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor if (isa<IncompleteArrayType>(FoundArray) && 2065d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor isa<ConstantArrayType>(TArray)) { 2066ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Import the type. 2067ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getType()); 2068ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 2069ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 2070ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 2071d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor FoundVar->setType(T); 2072d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor MergeWithVar = FoundVar; 2073d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor break; 2074d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor } else if (isa<IncompleteArrayType>(TArray) && 2075d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor isa<ConstantArrayType>(FoundArray)) { 2076d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor MergeWithVar = FoundVar; 2077d014542e1c6710d2c230b65b0cfcb8302a596b21Douglas Gregor break; 20780f962a8e61e1c094a89df17f9d3ad947d31c4e5cDouglas Gregor } 20790f962a8e61e1c094a89df17f9d3ad947d31c4e5cDouglas Gregor } 20800f962a8e61e1c094a89df17f9d3ad947d31c4e5cDouglas Gregor 2081089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Importer.ToDiag(Loc, diag::err_odr_variable_type_inconsistent) 2082ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor << Name << D->getType() << FoundVar->getType(); 2083089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Importer.ToDiag(FoundVar->getLocation(), diag::note_odr_value_here) 2084089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor << FoundVar->getType(); 2085089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2086089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2087089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2088089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor ConflictingDecls.push_back(*Lookup.first); 2089089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2090089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2091089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (MergeWithVar) { 2092089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // An equivalent variable with external linkage has been found. Link 2093089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // the two declarations, then merge them. 20945ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor Importer.Imported(D, MergeWithVar); 2095089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2096089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (VarDecl *DDef = D->getDefinition()) { 2097089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (VarDecl *ExistingDef = MergeWithVar->getDefinition()) { 2098089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Importer.ToDiag(ExistingDef->getLocation(), 2099089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor diag::err_odr_variable_multiple_def) 2100089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor << Name; 2101089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Importer.FromDiag(DDef->getLocation(), diag::note_odr_defined_here); 2102089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } else { 2103089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Expr *Init = Importer.Import(DDef->getInit()); 2104838db383b69b9fb55f55c8e9546477df198a4faaDouglas Gregor MergeWithVar->setInit(Init); 2105089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2106089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2107089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2108089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor return MergeWithVar; 2109089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2110089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2111089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (!ConflictingDecls.empty()) { 2112089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Name = Importer.HandleNameConflict(Name, DC, IDNS, 2113089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor ConflictingDecls.data(), 2114089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor ConflictingDecls.size()); 2115089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor if (!Name) 2116089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor return 0; 2117089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 2118089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor } 211982fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 2120ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Import the type. 2121ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor QualType T = Importer.Import(D->getType()); 2122ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (T.isNull()) 2123ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return 0; 2124ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 2125089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Create the imported variable. 212682fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 2127089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor VarDecl *ToVar = VarDecl::Create(Importer.getToContext(), DC, Loc, 2128089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor Name.getAsIdentifierInfo(), T, TInfo, 212916573fa9705b546b7597c273b25b85d6321e2b33Douglas Gregor D->getStorageClass(), 213016573fa9705b546b7597c273b25b85d6321e2b33Douglas Gregor D->getStorageClassAsWritten()); 2131b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall // Import the qualifier, if any. 2132b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall if (D->getQualifier()) { 2133b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); 2134b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall SourceRange NNSRange = Importer.Import(D->getQualifierRange()); 2135b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall ToVar->setQualifierInfo(NNS, NNSRange); 2136b6217665c6a987f2d6c8665fd70365d7719ac4dfJohn McCall } 2137325bf177ac0f1db7888e2d7b194515466ba91762Douglas Gregor ToVar->setAccess(D->getAccess()); 21389bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor ToVar->setLexicalDeclContext(LexicalDC); 21395ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor Importer.Imported(D, ToVar); 21409bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor LexicalDC->addDecl(ToVar); 21419bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 2142089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // Merge the initializer. 2143089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // FIXME: Can we really import any initializer? Alternatively, we could force 2144089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // ourselves to import every declaration of a variable and then only use 2145089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // getInit() here. 2146838db383b69b9fb55f55c8e9546477df198a4faaDouglas Gregor ToVar->setInit(Importer.Import(const_cast<Expr *>(D->getAnyInitializer()))); 2147089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2148089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor // FIXME: Other bits to merge? 2149089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 2150089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor return ToVar; 2151089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor} 2152089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 21532cd00932b9b5403047139ce8cfaa3ae47966f894Douglas GregorDecl *ASTNodeImporter::VisitImplicitParamDecl(ImplicitParamDecl *D) { 21542cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // Parameters are created in the translation unit's context, then moved 21552cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // into the function declaration's context afterward. 21562cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor DeclContext *DC = Importer.getToContext().getTranslationUnitDecl(); 21572cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor 21582cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // Import the name of this declaration. 21592cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor DeclarationName Name = Importer.Import(D->getDeclName()); 21602cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor if (D->getDeclName() && !Name) 21612cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor return 0; 21622cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor 21632cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // Import the location of this declaration. 21642cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor SourceLocation Loc = Importer.Import(D->getLocation()); 21652cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor 21662cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // Import the parameter's type. 21672cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor QualType T = Importer.Import(D->getType()); 21682cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor if (T.isNull()) 21692cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor return 0; 21702cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor 21712cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor // Create the imported parameter. 21722cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor ImplicitParamDecl *ToParm 21732cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor = ImplicitParamDecl::Create(Importer.getToContext(), DC, 21742cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor Loc, Name.getAsIdentifierInfo(), 21752cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor T); 21762cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor return Importer.Imported(D, ToParm); 21772cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor} 21782cd00932b9b5403047139ce8cfaa3ae47966f894Douglas Gregor 2179a404ea673cbee5e74af710a5f1ab571e71580b67Douglas GregorDecl *ASTNodeImporter::VisitParmVarDecl(ParmVarDecl *D) { 2180a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Parameters are created in the translation unit's context, then moved 2181a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // into the function declaration's context afterward. 2182a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor DeclContext *DC = Importer.getToContext().getTranslationUnitDecl(); 2183a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 218482fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor // Import the name of this declaration. 218582fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor DeclarationName Name = Importer.Import(D->getDeclName()); 218682fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor if (D->getDeclName() && !Name) 218782fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor return 0; 218882fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 2189a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the location of this declaration. 2190a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor SourceLocation Loc = Importer.Import(D->getLocation()); 2191a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor 2192a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Import the parameter's type. 2193a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor QualType T = Importer.Import(D->getType()); 219482fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor if (T.isNull()) 219582fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor return 0; 219682fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 2197a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor // Create the imported parameter. 2198a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); 2199a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor ParmVarDecl *ToParm = ParmVarDecl::Create(Importer.getToContext(), DC, 2200a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor Loc, Name.getAsIdentifierInfo(), 2201a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor T, TInfo, D->getStorageClass(), 220216573fa9705b546b7597c273b25b85d6321e2b33Douglas Gregor D->getStorageClassAsWritten(), 2203a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor /*FIXME: Default argument*/ 0); 2204bf73b352acb7a2d041ce8b50171dd7f8e2b2c1bbJohn McCall ToParm->setHasInheritedDefaultArg(D->hasInheritedDefaultArg()); 22055ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return Importer.Imported(D, ToParm); 2206a404ea673cbee5e74af710a5f1ab571e71580b67Douglas Gregor} 220782fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 2208c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas GregorDecl *ASTNodeImporter::VisitObjCMethodDecl(ObjCMethodDecl *D) { 2209c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Import the major distinguishing characteristics of a method. 2210c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor DeclContext *DC, *LexicalDC; 2211c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor DeclarationName Name; 2212c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor SourceLocation Loc; 2213c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 2214c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2215c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2216c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 2217c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Lookup.first != Lookup.second; 2218c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ++Lookup.first) { 2219c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (ObjCMethodDecl *FoundMethod = dyn_cast<ObjCMethodDecl>(*Lookup.first)) { 2220c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (FoundMethod->isInstanceMethod() != D->isInstanceMethod()) 2221c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor continue; 2222c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2223c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Check return types. 2224c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (!Importer.IsStructurallyEquivalent(D->getResultType(), 2225c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor FoundMethod->getResultType())) { 2226c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(Loc, diag::err_odr_objc_method_result_type_inconsistent) 2227c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name 2228c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->getResultType() << FoundMethod->getResultType(); 2229c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(FoundMethod->getLocation(), 2230c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor diag::note_odr_objc_method_here) 2231c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name; 2232c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2233c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2234c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2235c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Check the number of parameters. 2236c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (D->param_size() != FoundMethod->param_size()) { 2237c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(Loc, diag::err_odr_objc_method_num_params_inconsistent) 2238c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name 2239c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->param_size() << FoundMethod->param_size(); 2240c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(FoundMethod->getLocation(), 2241c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor diag::note_odr_objc_method_here) 2242c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name; 2243c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2244c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2245c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2246c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Check parameter types. 2247c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor for (ObjCMethodDecl::param_iterator P = D->param_begin(), 2248c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor PEnd = D->param_end(), FoundP = FoundMethod->param_begin(); 2249c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor P != PEnd; ++P, ++FoundP) { 2250c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (!Importer.IsStructurallyEquivalent((*P)->getType(), 2251c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor (*FoundP)->getType())) { 2252c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.FromDiag((*P)->getLocation(), 2253c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor diag::err_odr_objc_method_param_type_inconsistent) 2254c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name 2255c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << (*P)->getType() << (*FoundP)->getType(); 2256c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag((*FoundP)->getLocation(), diag::note_odr_value_here) 2257c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << (*FoundP)->getType(); 2258c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2259c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2260c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2261c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2262c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Check variadic/non-variadic. 2263c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Check the number of parameters. 2264c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (D->isVariadic() != FoundMethod->isVariadic()) { 2265c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(Loc, diag::err_odr_objc_method_variadic_inconsistent) 2266c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name; 2267c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.ToDiag(FoundMethod->getLocation(), 2268c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor diag::note_odr_objc_method_here) 2269c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor << D->isInstanceMethod() << Name; 2270c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2271c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2272c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2273c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // FIXME: Any other bits we need to merge? 2274c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return Importer.Imported(D, FoundMethod); 2275c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2276c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2277c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2278c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Import the result type. 2279c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor QualType ResultTy = Importer.Import(D->getResultType()); 2280c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (ResultTy.isNull()) 2281c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2282c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 22834bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor TypeSourceInfo *ResultTInfo = Importer.Import(D->getResultTypeSourceInfo()); 22844bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 2285c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ObjCMethodDecl *ToMethod 2286c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor = ObjCMethodDecl::Create(Importer.getToContext(), 2287c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Loc, 2288c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.Import(D->getLocEnd()), 2289c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Name.getObjCSelector(), 22904bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor ResultTy, ResultTInfo, DC, 2291c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor D->isInstanceMethod(), 2292c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor D->isVariadic(), 2293c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor D->isSynthesized(), 2294c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor D->getImplementationControl()); 2295c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2296c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // FIXME: When we decide to merge method definitions, we'll need to 2297c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // deal with implicit parameters. 2298c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2299c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Import the parameters 2300c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor llvm::SmallVector<ParmVarDecl *, 5> ToParams; 2301c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor for (ObjCMethodDecl::param_iterator FromP = D->param_begin(), 2302c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor FromPEnd = D->param_end(); 2303c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor FromP != FromPEnd; 2304c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ++FromP) { 2305c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ParmVarDecl *ToP = cast_or_null<ParmVarDecl>(Importer.Import(*FromP)); 2306c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (!ToP) 2307c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return 0; 2308c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2309c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToParams.push_back(ToP); 2310c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2311c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2312c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor // Set the parameters. 2313c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor for (unsigned I = 0, N = ToParams.size(); I != N; ++I) { 2314c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToParams[I]->setOwningFunction(ToMethod); 2315c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToMethod->addDecl(ToParams[I]); 2316c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor } 2317c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToMethod->setMethodParams(Importer.getToContext(), 23184ecb25fa94897b2c03510292acace710e5262ba5Fariborz Jahanian ToParams.data(), ToParams.size(), 23194ecb25fa94897b2c03510292acace710e5262ba5Fariborz Jahanian ToParams.size()); 2320c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2321c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor ToMethod->setLexicalDeclContext(LexicalDC); 2322c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Importer.Imported(D, ToMethod); 2323c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor LexicalDC->addDecl(ToMethod); 2324c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return ToMethod; 2325c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor} 2326c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 2327b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas GregorDecl *ASTNodeImporter::VisitObjCCategoryDecl(ObjCCategoryDecl *D) { 2328b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import the major distinguishing characteristics of a category. 2329b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor DeclContext *DC, *LexicalDC; 2330b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor DeclarationName Name; 2331b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor SourceLocation Loc; 2332b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 2333b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor return 0; 2334b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2335b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCInterfaceDecl *ToInterface 2336b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor = cast_or_null<ObjCInterfaceDecl>(Importer.Import(D->getClassInterface())); 2337b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (!ToInterface) 2338b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor return 0; 2339b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2340b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Determine if we've already encountered this category. 2341b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCCategoryDecl *MergeWithCategory 2342b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor = ToInterface->FindCategoryDeclaration(Name.getAsIdentifierInfo()); 2343b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCCategoryDecl *ToCategory = MergeWithCategory; 2344b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (!ToCategory) { 2345b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory = ObjCCategoryDecl::Create(Importer.getToContext(), DC, 2346b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Importer.Import(D->getAtLoc()), 2347b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Loc, 2348b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Importer.Import(D->getCategoryNameLoc()), 2349b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Name.getAsIdentifierInfo()); 2350b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory->setLexicalDeclContext(LexicalDC); 2351b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor LexicalDC->addDecl(ToCategory); 2352b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Importer.Imported(D, ToCategory); 2353b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2354b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Link this category into its class's category list. 2355b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory->setClassInterface(ToInterface); 2356b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory->insertNextClassCategory(); 2357b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2358b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import protocols 2359b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 2360b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor llvm::SmallVector<SourceLocation, 4> ProtocolLocs; 2361b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCCategoryDecl::protocol_loc_iterator FromProtoLoc 2362b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor = D->protocol_loc_begin(); 2363b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor for (ObjCCategoryDecl::protocol_iterator FromProto = D->protocol_begin(), 2364b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor FromProtoEnd = D->protocol_end(); 2365b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor FromProto != FromProtoEnd; 2366b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ++FromProto, ++FromProtoLoc) { 2367b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCProtocolDecl *ToProto 2368b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); 2369b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (!ToProto) 2370b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor return 0; 2371b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Protocols.push_back(ToProto); 2372b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); 2373b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor } 2374b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2375b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // FIXME: If we're merging, make sure that the protocol list is the same. 2376b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory->setProtocolList(Protocols.data(), Protocols.size(), 2377b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ProtocolLocs.data(), Importer.getToContext()); 2378b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2379b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor } else { 2380b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Importer.Imported(D, ToCategory); 2381b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor } 2382b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2383b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import all of the members of this category. 2384083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ImportDeclContext(D); 2385b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2386b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // If we have an implementation, import it as well. 2387b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (D->getImplementation()) { 2388b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ObjCCategoryImplDecl *Impl 2389b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor = cast<ObjCCategoryImplDecl>(Importer.Import(D->getImplementation())); 2390b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor if (!Impl) 2391b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor return 0; 2392b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2393b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor ToCategory->setImplementation(Impl); 2394b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor } 2395b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2396b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor return ToCategory; 2397b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor} 2398b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 23992e2a400383c7a64a927f61eeed596b08928e1d4bDouglas GregorDecl *ASTNodeImporter::VisitObjCProtocolDecl(ObjCProtocolDecl *D) { 2400b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import the major distinguishing characteristics of a protocol. 24012e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor DeclContext *DC, *LexicalDC; 24022e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor DeclarationName Name; 24032e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor SourceLocation Loc; 24042e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 24052e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor return 0; 24062e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24072e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ObjCProtocolDecl *MergeWithProtocol = 0; 24082e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 24092e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Lookup.first != Lookup.second; 24102e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ++Lookup.first) { 24112e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_ObjCProtocol)) 24122e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor continue; 24132e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24142e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if ((MergeWithProtocol = dyn_cast<ObjCProtocolDecl>(*Lookup.first))) 24152e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor break; 24162e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor } 24172e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24182e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ObjCProtocolDecl *ToProto = MergeWithProtocol; 24192e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if (!ToProto || ToProto->isForwardDecl()) { 24202e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if (!ToProto) { 24212e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ToProto = ObjCProtocolDecl::Create(Importer.getToContext(), DC, Loc, 24222e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Name.getAsIdentifierInfo()); 24232e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ToProto->setForwardDecl(D->isForwardDecl()); 24242e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ToProto->setLexicalDeclContext(LexicalDC); 24252e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor LexicalDC->addDecl(ToProto); 24262e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor } 24272e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Importer.Imported(D, ToProto); 24282e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24292e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor // Import protocols 24302e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 24312e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor llvm::SmallVector<SourceLocation, 4> ProtocolLocs; 24322e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ObjCProtocolDecl::protocol_loc_iterator 24332e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor FromProtoLoc = D->protocol_loc_begin(); 24342e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor for (ObjCProtocolDecl::protocol_iterator FromProto = D->protocol_begin(), 24352e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor FromProtoEnd = D->protocol_end(); 24362e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor FromProto != FromProtoEnd; 24372e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ++FromProto, ++FromProtoLoc) { 24382e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ObjCProtocolDecl *ToProto 24392e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); 24402e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor if (!ToProto) 24412e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor return 0; 24422e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Protocols.push_back(ToProto); 24432e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); 24442e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor } 24452e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24462e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor // FIXME: If we're merging, make sure that the protocol list is the same. 24472e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ToProto->setProtocolList(Protocols.data(), Protocols.size(), 24482e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ProtocolLocs.data(), Importer.getToContext()); 24492e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor } else { 24502e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor Importer.Imported(D, ToProto); 24512e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor } 24522e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 2453b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import all of the members of this protocol. 2454083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ImportDeclContext(D); 24552e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 24562e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor return ToProto; 24572e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor} 24582e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor 2459a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas GregorDecl *ASTNodeImporter::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 2460a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // Import the major distinguishing characteristics of an @interface. 2461a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor DeclContext *DC, *LexicalDC; 2462a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor DeclarationName Name; 2463a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor SourceLocation Loc; 2464a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 2465a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor return 0; 2466a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2467a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCInterfaceDecl *MergeWithIface = 0; 2468a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 2469a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Lookup.first != Lookup.second; 2470a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ++Lookup.first) { 2471a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_Ordinary)) 2472a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor continue; 2473a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2474a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if ((MergeWithIface = dyn_cast<ObjCInterfaceDecl>(*Lookup.first))) 2475a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor break; 2476a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2477a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2478a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCInterfaceDecl *ToIface = MergeWithIface; 2479a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!ToIface || ToIface->isForwardDecl()) { 2480a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!ToIface) { 2481a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface = ObjCInterfaceDecl::Create(Importer.getToContext(), 2482a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor DC, Loc, 2483a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Name.getAsIdentifierInfo(), 2484a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Importer.Import(D->getClassLoc()), 2485a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor D->isForwardDecl(), 2486a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor D->isImplicitInterfaceDecl()); 24872e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor ToIface->setForwardDecl(D->isForwardDecl()); 2488a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setLexicalDeclContext(LexicalDC); 2489a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor LexicalDC->addDecl(ToIface); 2490a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2491a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Importer.Imported(D, ToIface); 2492a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2493a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (D->getSuperClass()) { 2494a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCInterfaceDecl *Super 2495a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor = cast_or_null<ObjCInterfaceDecl>(Importer.Import(D->getSuperClass())); 2496a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!Super) 2497a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor return 0; 2498a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2499a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setSuperClass(Super); 2500a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setSuperClassLoc(Importer.Import(D->getSuperClassLoc())); 2501a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2502a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2503a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // Import protocols 2504a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 2505a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor llvm::SmallVector<SourceLocation, 4> ProtocolLocs; 2506a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCInterfaceDecl::protocol_loc_iterator 2507a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor FromProtoLoc = D->protocol_loc_begin(); 2508a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor for (ObjCInterfaceDecl::protocol_iterator FromProto = D->protocol_begin(), 2509a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor FromProtoEnd = D->protocol_end(); 2510a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor FromProto != FromProtoEnd; 2511a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ++FromProto, ++FromProtoLoc) { 2512a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCProtocolDecl *ToProto 2513a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); 2514a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!ToProto) 2515a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor return 0; 2516a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Protocols.push_back(ToProto); 2517a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); 2518a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2519a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2520a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // FIXME: If we're merging, make sure that the protocol list is the same. 2521a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setProtocolList(Protocols.data(), Protocols.size(), 2522a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ProtocolLocs.data(), Importer.getToContext()); 2523a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2524a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // Import @end range 2525a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setAtEndRange(Importer.Import(D->getAtEndRange())); 2526a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } else { 2527a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor Importer.Imported(D, ToIface); 25282e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor 25292e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor // Check for consistency of superclasses. 25302e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor DeclarationName FromSuperName, ToSuperName; 25312e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (D->getSuperClass()) 25322e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor FromSuperName = Importer.Import(D->getSuperClass()->getDeclName()); 25332e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (ToIface->getSuperClass()) 25342e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor ToSuperName = ToIface->getSuperClass()->getDeclName(); 25352e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (FromSuperName != ToSuperName) { 25362e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.ToDiag(ToIface->getLocation(), 25372e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor diag::err_odr_objc_superclass_inconsistent) 25382e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor << ToIface->getDeclName(); 25392e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (ToIface->getSuperClass()) 25402e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.ToDiag(ToIface->getSuperClassLoc(), 25412e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor diag::note_odr_objc_superclass) 25422e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor << ToIface->getSuperClass()->getDeclName(); 25432e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor else 25442e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.ToDiag(ToIface->getLocation(), 25452e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor diag::note_odr_objc_missing_superclass); 25462e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor if (D->getSuperClass()) 25472e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.FromDiag(D->getSuperClassLoc(), 25482e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor diag::note_odr_objc_superclass) 25492e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor << D->getSuperClass()->getDeclName(); 25502e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor else 25512e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor Importer.FromDiag(D->getLocation(), 25522e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor diag::note_odr_objc_missing_superclass); 25532e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor return 0; 25542e55e3af2f6d6c0509495357fade95105dd144cdDouglas Gregor } 2555a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2556a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2557b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // Import categories. When the categories themselves are imported, they'll 2558b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor // hook themselves into this interface. 2559b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor for (ObjCCategoryDecl *FromCat = D->getCategoryList(); FromCat; 2560b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor FromCat = FromCat->getNextClassCategory()) 2561b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor Importer.Import(FromCat); 2562b4677b62a8e9bba0913dfe1456bd9d689cdbccacDouglas Gregor 2563a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // Import all of the members of this class. 2564083a821bbd02bbc521275a2f144abe39a6c2745cDouglas Gregor ImportDeclContext(D); 2565a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2566a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor // If we have an @implementation, import it as well. 2567a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (D->getImplementation()) { 2568a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ObjCImplementationDecl *Impl 2569a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor = cast<ObjCImplementationDecl>(Importer.Import(D->getImplementation())); 2570a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor if (!Impl) 2571a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor return 0; 2572a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2573a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor ToIface->setImplementation(Impl); 2574a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor } 2575a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 25762e2a400383c7a64a927f61eeed596b08928e1d4bDouglas Gregor return ToIface; 2577a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor} 2578a12d294db5bd59cd8836b9bd0dafadaaa2e3dd8aDouglas Gregor 2579e3261624c1870e52d7efc2ac83e647713361ac6cDouglas GregorDecl *ASTNodeImporter::VisitObjCPropertyDecl(ObjCPropertyDecl *D) { 2580e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Import the major distinguishing characteristics of an @property. 2581e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor DeclContext *DC, *LexicalDC; 2582e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor DeclarationName Name; 2583e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor SourceLocation Loc; 2584e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) 2585e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor return 0; 2586e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2587e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Check whether we have already imported this property. 2588e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor for (DeclContext::lookup_result Lookup = DC->lookup(Name); 2589e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Lookup.first != Lookup.second; 2590e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ++Lookup.first) { 2591e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor if (ObjCPropertyDecl *FoundProp 2592e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor = dyn_cast<ObjCPropertyDecl>(*Lookup.first)) { 2593e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Check property types. 2594e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor if (!Importer.IsStructurallyEquivalent(D->getType(), 2595e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor FoundProp->getType())) { 2596e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Importer.ToDiag(Loc, diag::err_odr_objc_property_type_inconsistent) 2597e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor << Name << D->getType() << FoundProp->getType(); 2598e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Importer.ToDiag(FoundProp->getLocation(), diag::note_odr_value_here) 2599e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor << FoundProp->getType(); 2600e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor return 0; 2601e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor } 2602e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2603e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // FIXME: Check property attributes, getters, setters, etc.? 2604e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2605e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Consider these properties to be equivalent. 2606e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Importer.Imported(D, FoundProp); 2607e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor return FoundProp; 2608e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor } 2609e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor } 2610e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2611e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Import the type. 2612e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor QualType T = Importer.Import(D->getType()); 2613e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor if (T.isNull()) 2614e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor return 0; 2615e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2616e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor // Create the new property. 2617e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ObjCPropertyDecl *ToProperty 2618e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor = ObjCPropertyDecl::Create(Importer.getToContext(), DC, Loc, 2619e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Name.getAsIdentifierInfo(), 2620e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Importer.Import(D->getAtLoc()), 2621e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor T, 2622e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor D->getPropertyImplementation()); 2623e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor Importer.Imported(D, ToProperty); 2624e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setLexicalDeclContext(LexicalDC); 2625e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor LexicalDC->addDecl(ToProperty); 2626e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 2627e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setPropertyAttributes(D->getPropertyAttributes()); 2628e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setGetterName(Importer.Import(D->getGetterName())); 2629e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setSetterName(Importer.Import(D->getSetterName())); 2630e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setGetterMethodDecl( 2631e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor cast_or_null<ObjCMethodDecl>(Importer.Import(D->getGetterMethodDecl()))); 2632e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setSetterMethodDecl( 2633e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor cast_or_null<ObjCMethodDecl>(Importer.Import(D->getSetterMethodDecl()))); 2634e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor ToProperty->setPropertyIvarDecl( 2635e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor cast_or_null<ObjCIvarDecl>(Importer.Import(D->getPropertyIvarDecl()))); 2636e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor return ToProperty; 2637e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor} 2638e3261624c1870e52d7efc2ac83e647713361ac6cDouglas Gregor 26392b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas GregorDecl * 26402b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas GregorASTNodeImporter::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 26412b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor // Import the context of this declaration. 26422b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor DeclContext *DC = Importer.ImportContext(D->getDeclContext()); 26432b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor if (!DC) 26442b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor return 0; 26452b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 26462b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor DeclContext *LexicalDC = DC; 26472b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor if (D->getDeclContext() != D->getLexicalDeclContext()) { 26482b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); 26492b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor if (!LexicalDC) 26502b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor return 0; 26512b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor } 26522b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 26532b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor // Import the location of this declaration. 26542b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor SourceLocation Loc = Importer.Import(D->getLocation()); 26552b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 26562b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; 26572b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor llvm::SmallVector<SourceLocation, 4> Locations; 26582b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator FromProtoLoc 26592b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor = D->protocol_loc_begin(); 26602b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator FromProto 26612b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor = D->protocol_begin(), FromProtoEnd = D->protocol_end(); 26622b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor FromProto != FromProtoEnd; 26632b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor ++FromProto, ++FromProtoLoc) { 26642b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor ObjCProtocolDecl *ToProto 26652b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); 26662b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor if (!ToProto) 26672b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor continue; 26682b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 26692b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Protocols.push_back(ToProto); 26702b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Locations.push_back(Importer.Import(*FromProtoLoc)); 26712b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor } 26722b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 26732b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor ObjCForwardProtocolDecl *ToForward 26742b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor = ObjCForwardProtocolDecl::Create(Importer.getToContext(), DC, Loc, 26752b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Protocols.data(), Protocols.size(), 26762b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Locations.data()); 26772b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor ToForward->setLexicalDeclContext(LexicalDC); 26782b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor LexicalDC->addDecl(ToForward); 26792b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor Importer.Imported(D, ToForward); 26802b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor return ToForward; 26812b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor} 26822b785022973202ea6bafe304a50eb3cac1a0aeb8Douglas Gregor 2683a2bc15b7463a9f85a5bff1531d833c278426a733Douglas GregorDecl *ASTNodeImporter::VisitObjCClassDecl(ObjCClassDecl *D) { 2684a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor // Import the context of this declaration. 2685a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor DeclContext *DC = Importer.ImportContext(D->getDeclContext()); 2686a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor if (!DC) 2687a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor return 0; 2688a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 2689a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor DeclContext *LexicalDC = DC; 2690a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor if (D->getDeclContext() != D->getLexicalDeclContext()) { 2691a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); 2692a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor if (!LexicalDC) 2693a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor return 0; 2694a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor } 2695a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 2696a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor // Import the location of this declaration. 2697a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor SourceLocation Loc = Importer.Import(D->getLocation()); 2698a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 2699a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor llvm::SmallVector<ObjCInterfaceDecl *, 4> Interfaces; 2700a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor llvm::SmallVector<SourceLocation, 4> Locations; 2701a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor for (ObjCClassDecl::iterator From = D->begin(), FromEnd = D->end(); 2702a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor From != FromEnd; ++From) { 2703a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor ObjCInterfaceDecl *ToIface 2704a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor = cast_or_null<ObjCInterfaceDecl>(Importer.Import(From->getInterface())); 2705a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor if (!ToIface) 2706a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor continue; 2707a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 2708a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Interfaces.push_back(ToIface); 2709a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Locations.push_back(Importer.Import(From->getLocation())); 2710a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor } 2711a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 2712a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor ObjCClassDecl *ToClass = ObjCClassDecl::Create(Importer.getToContext(), DC, 2713a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Loc, 2714a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Interfaces.data(), 2715a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Locations.data(), 2716a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Interfaces.size()); 2717a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor ToClass->setLexicalDeclContext(LexicalDC); 2718a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor LexicalDC->addDecl(ToClass); 2719a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor Importer.Imported(D, ToClass); 2720a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor return ToClass; 2721a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor} 2722a2bc15b7463a9f85a5bff1531d833c278426a733Douglas Gregor 27234800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor//---------------------------------------------------------------------------- 27244800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor// Import Statements 27254800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor//---------------------------------------------------------------------------- 27264800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 27274800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas GregorStmt *ASTNodeImporter::VisitStmt(Stmt *S) { 27284800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Importer.FromDiag(S->getLocStart(), diag::err_unsupported_ast_node) 27294800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor << S->getStmtClassName(); 27304800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return 0; 27314800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor} 27324800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 27334800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor//---------------------------------------------------------------------------- 27344800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor// Import Expressions 27354800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor//---------------------------------------------------------------------------- 27364800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas GregorExpr *ASTNodeImporter::VisitExpr(Expr *E) { 27374800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Importer.FromDiag(E->getLocStart(), diag::err_unsupported_ast_node) 27384800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor << E->getStmtClassName(); 27394800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return 0; 27404800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor} 27414800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 2742440806306674e23ad74726208cbdc6f37849dd9dDouglas GregorExpr *ASTNodeImporter::VisitDeclRefExpr(DeclRefExpr *E) { 2743440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor NestedNameSpecifier *Qualifier = 0; 2744440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor if (E->getQualifier()) { 2745440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor Qualifier = Importer.Import(E->getQualifier()); 2746440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor if (!E->getQualifier()) 2747440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor return 0; 2748440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor } 2749440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor 2750440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor ValueDecl *ToD = cast_or_null<ValueDecl>(Importer.Import(E->getDecl())); 2751440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor if (!ToD) 2752440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor return 0; 2753440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor 2754440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor QualType T = Importer.Import(E->getType()); 2755440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor if (T.isNull()) 2756440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor return 0; 2757440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor 2758440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor return DeclRefExpr::Create(Importer.getToContext(), Qualifier, 2759440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor Importer.Import(E->getQualifierRange()), 2760440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor ToD, 2761440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor Importer.Import(E->getLocation()), 2762440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor T, 2763440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor /*FIXME:TemplateArgs=*/0); 2764440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor} 2765440806306674e23ad74726208cbdc6f37849dd9dDouglas Gregor 27664800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas GregorExpr *ASTNodeImporter::VisitIntegerLiteral(IntegerLiteral *E) { 27674800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor QualType T = Importer.Import(E->getType()); 27684800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor if (T.isNull()) 27694800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return 0; 27704800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 27714800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return new (Importer.getToContext()) 27724800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor IntegerLiteral(E->getValue(), T, Importer.Import(E->getLocation())); 27734800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor} 27744800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 2775b2e400aae8c62c4e1616016f40618baace0da065Douglas GregorExpr *ASTNodeImporter::VisitCharacterLiteral(CharacterLiteral *E) { 2776b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor QualType T = Importer.Import(E->getType()); 2777b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor if (T.isNull()) 2778b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor return 0; 2779b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor 2780b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor return new (Importer.getToContext()) CharacterLiteral(E->getValue(), 2781b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor E->isWide(), T, 2782b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor Importer.Import(E->getLocation())); 2783b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor} 2784b2e400aae8c62c4e1616016f40618baace0da065Douglas Gregor 2785f638f9580ba0da99a66668f00e1a1d4987067bddDouglas GregorExpr *ASTNodeImporter::VisitParenExpr(ParenExpr *E) { 2786f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *SubExpr = Importer.Import(E->getSubExpr()); 2787f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!SubExpr) 2788f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2789f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2790f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return new (Importer.getToContext()) 2791f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor ParenExpr(Importer.Import(E->getLParen()), 2792f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Importer.Import(E->getRParen()), 2793f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor SubExpr); 2794f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor} 2795f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2796f638f9580ba0da99a66668f00e1a1d4987067bddDouglas GregorExpr *ASTNodeImporter::VisitUnaryOperator(UnaryOperator *E) { 2797f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor QualType T = Importer.Import(E->getType()); 2798f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (T.isNull()) 2799f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2800f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2801f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *SubExpr = Importer.Import(E->getSubExpr()); 2802f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!SubExpr) 2803f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2804f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2805f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return new (Importer.getToContext()) UnaryOperator(SubExpr, E->getOpcode(), 2806f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor T, 2807f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Importer.Import(E->getOperatorLoc())); 2808f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor} 2809f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2810bd249a542878a626192746c1e0c0b21f164e6df7Douglas GregorExpr *ASTNodeImporter::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 2811bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor QualType ResultType = Importer.Import(E->getType()); 2812bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor 2813bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor if (E->isArgumentType()) { 2814bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(E->getArgumentTypeInfo()); 2815bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor if (!TInfo) 2816bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor return 0; 2817bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor 2818bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor return new (Importer.getToContext()) SizeOfAlignOfExpr(E->isSizeOf(), 2819bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor TInfo, ResultType, 2820bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Importer.Import(E->getOperatorLoc()), 2821bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Importer.Import(E->getRParenLoc())); 2822bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor } 2823bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor 2824bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Expr *SubExpr = Importer.Import(E->getArgumentExpr()); 2825bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor if (!SubExpr) 2826bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor return 0; 2827bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor 2828bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor return new (Importer.getToContext()) SizeOfAlignOfExpr(E->isSizeOf(), 2829bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor SubExpr, ResultType, 2830bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Importer.Import(E->getOperatorLoc()), 2831bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor Importer.Import(E->getRParenLoc())); 2832bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor} 2833bd249a542878a626192746c1e0c0b21f164e6df7Douglas Gregor 2834f638f9580ba0da99a66668f00e1a1d4987067bddDouglas GregorExpr *ASTNodeImporter::VisitBinaryOperator(BinaryOperator *E) { 2835f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor QualType T = Importer.Import(E->getType()); 2836f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (T.isNull()) 2837f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2838f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2839f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *LHS = Importer.Import(E->getLHS()); 2840f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!LHS) 2841f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2842f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2843f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *RHS = Importer.Import(E->getRHS()); 2844f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!RHS) 2845f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2846f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2847f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return new (Importer.getToContext()) BinaryOperator(LHS, RHS, E->getOpcode(), 2848f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor T, 2849f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Importer.Import(E->getOperatorLoc())); 2850f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor} 2851f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2852f638f9580ba0da99a66668f00e1a1d4987067bddDouglas GregorExpr *ASTNodeImporter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { 2853f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor QualType T = Importer.Import(E->getType()); 2854f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (T.isNull()) 2855f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2856f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2857f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor QualType CompLHSType = Importer.Import(E->getComputationLHSType()); 2858f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (CompLHSType.isNull()) 2859f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2860f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2861f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor QualType CompResultType = Importer.Import(E->getComputationResultType()); 2862f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (CompResultType.isNull()) 2863f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2864f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2865f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *LHS = Importer.Import(E->getLHS()); 2866f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!LHS) 2867f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2868f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2869f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Expr *RHS = Importer.Import(E->getRHS()); 2870f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor if (!RHS) 2871f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return 0; 2872f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 2873f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor return new (Importer.getToContext()) 2874f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor CompoundAssignOperator(LHS, RHS, E->getOpcode(), 2875f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor T, CompLHSType, CompResultType, 2876f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor Importer.Import(E->getOperatorLoc())); 2877f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor} 2878f638f9580ba0da99a66668f00e1a1d4987067bddDouglas Gregor 287936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas GregorExpr *ASTNodeImporter::VisitImplicitCastExpr(ImplicitCastExpr *E) { 288036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor QualType T = Importer.Import(E->getType()); 288136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (T.isNull()) 288236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 288336ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 288436ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor Expr *SubExpr = Importer.Import(E->getSubExpr()); 288536ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor if (!SubExpr) 288636ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return 0; 288736ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 288836ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor return new (Importer.getToContext()) ImplicitCastExpr(T, E->getCastKind(), 288936ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor SubExpr, 289036ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor E->isLvalueCast()); 289136ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor} 289236ead2e992abb30aa3b4a40b4c8cb22cc9389fefDouglas Gregor 2893008847a70ab122a99911149199855060fb3753b4Douglas GregorExpr *ASTNodeImporter::VisitCStyleCastExpr(CStyleCastExpr *E) { 2894008847a70ab122a99911149199855060fb3753b4Douglas Gregor QualType T = Importer.Import(E->getType()); 2895008847a70ab122a99911149199855060fb3753b4Douglas Gregor if (T.isNull()) 2896008847a70ab122a99911149199855060fb3753b4Douglas Gregor return 0; 2897008847a70ab122a99911149199855060fb3753b4Douglas Gregor 2898008847a70ab122a99911149199855060fb3753b4Douglas Gregor Expr *SubExpr = Importer.Import(E->getSubExpr()); 2899008847a70ab122a99911149199855060fb3753b4Douglas Gregor if (!SubExpr) 2900008847a70ab122a99911149199855060fb3753b4Douglas Gregor return 0; 2901008847a70ab122a99911149199855060fb3753b4Douglas Gregor 2902008847a70ab122a99911149199855060fb3753b4Douglas Gregor TypeSourceInfo *TInfo = Importer.Import(E->getTypeInfoAsWritten()); 2903008847a70ab122a99911149199855060fb3753b4Douglas Gregor if (!TInfo && E->getTypeInfoAsWritten()) 2904008847a70ab122a99911149199855060fb3753b4Douglas Gregor return 0; 2905008847a70ab122a99911149199855060fb3753b4Douglas Gregor 2906008847a70ab122a99911149199855060fb3753b4Douglas Gregor return new (Importer.getToContext()) CStyleCastExpr(T, E->getCastKind(), 2907008847a70ab122a99911149199855060fb3753b4Douglas Gregor SubExpr, TInfo, 2908008847a70ab122a99911149199855060fb3753b4Douglas Gregor Importer.Import(E->getLParenLoc()), 2909008847a70ab122a99911149199855060fb3753b4Douglas Gregor Importer.Import(E->getRParenLoc())); 2910008847a70ab122a99911149199855060fb3753b4Douglas Gregor} 2911008847a70ab122a99911149199855060fb3753b4Douglas Gregor 29124800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas GregorASTImporter::ASTImporter(Diagnostic &Diags, 29134800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor ASTContext &ToContext, FileManager &ToFileManager, 29144800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor ASTContext &FromContext, FileManager &FromFileManager) 29151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor : ToContext(ToContext), FromContext(FromContext), 2916885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor ToFileManager(ToFileManager), FromFileManager(FromFileManager), 29174800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Diags(Diags) { 29189bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor ImportedDecls[FromContext.getTranslationUnitDecl()] 29199bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor = ToContext.getTranslationUnitDecl(); 29209bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 29219bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 29229bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorASTImporter::~ASTImporter() { } 29231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 29241b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorQualType ASTImporter::Import(QualType FromT) { 29251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (FromT.isNull()) 29261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return QualType(); 29271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 2928169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor // Check whether we've already imported this type. 2929169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor llvm::DenseMap<Type *, Type *>::iterator Pos 2930169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor = ImportedTypes.find(FromT.getTypePtr()); 2931169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor if (Pos != ImportedTypes.end()) 2932169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor return ToContext.getQualifiedType(Pos->second, FromT.getQualifiers()); 29331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 2934169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor // Import the type 29351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ASTNodeImporter Importer(*this); 29361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType ToT = Importer.Visit(FromT.getTypePtr()); 29371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (ToT.isNull()) 29381b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToT; 29391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 2940169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor // Record the imported type. 2941169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor ImportedTypes[FromT.getTypePtr()] = ToT.getTypePtr(); 2942169fba50da76d71723cd1d91629cabb310f8bf9eDouglas Gregor 29431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.getQualifiedType(ToT, FromT.getQualifiers()); 29441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 29451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 29469bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorTypeSourceInfo *ASTImporter::Import(TypeSourceInfo *FromTSI) { 294782fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor if (!FromTSI) 294882fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor return FromTSI; 294982fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 295082fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor // FIXME: For now we just create a "trivial" type source info based 295182fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor // on the type and a seingle location. Implement a real version of 295282fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor // this. 295382fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor QualType T = Import(FromTSI->getType()); 295482fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor if (T.isNull()) 295582fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor return 0; 295682fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor 295782fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor return ToContext.getTrivialTypeSourceInfo(T, 295882fc4bfa6f8ea35488b9038dd83d40766c3645cfDouglas Gregor FromTSI->getTypeLoc().getFullSourceRange().getBegin()); 29599bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 29609bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 29619bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorDecl *ASTImporter::Import(Decl *FromD) { 29629bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!FromD) 29639bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 29649bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 29659bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor // Check whether we've already imported this declaration. 29669bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor llvm::DenseMap<Decl *, Decl *>::iterator Pos = ImportedDecls.find(FromD); 29679bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (Pos != ImportedDecls.end()) 29689bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return Pos->second; 29699bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 29709bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor // Import the type 29719bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor ASTNodeImporter Importer(*this); 29729bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor Decl *ToD = Importer.Visit(FromD); 29739bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!ToD) 29749bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 29759bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 29769bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor // Record the imported declaration. 29779bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor ImportedDecls[FromD] = ToD; 2978ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 2979ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (TagDecl *FromTag = dyn_cast<TagDecl>(FromD)) { 2980ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // Keep track of anonymous tags that have an associated typedef. 2981ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (FromTag->getTypedefForAnonDecl()) 2982ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor AnonTagsWithPendingTypedefs.push_back(FromTag); 2983ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } else if (TypedefDecl *FromTypedef = dyn_cast<TypedefDecl>(FromD)) { 2984ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // When we've finished transforming a typedef, see whether it was the 2985ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // typedef for an anonymous tag. 2986ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor for (llvm::SmallVector<TagDecl *, 4>::iterator 2987ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FromTag = AnonTagsWithPendingTypedefs.begin(), 2988ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FromTagEnd = AnonTagsWithPendingTypedefs.end(); 2989ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor FromTag != FromTagEnd; ++FromTag) { 2990ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if ((*FromTag)->getTypedefForAnonDecl() == FromTypedef) { 2991ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (TagDecl *ToTag = cast_or_null<TagDecl>(Import(*FromTag))) { 2992ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor // We found the typedef for an anonymous tag; link them. 2993ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor ToTag->setTypedefForAnonDecl(cast<TypedefDecl>(ToD)); 2994ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor AnonTagsWithPendingTypedefs.erase(FromTag); 2995ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor break; 2996ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 2997ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 2998ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 2999ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor } 3000ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 30019bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return ToD; 30029bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30039bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30049bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorDeclContext *ASTImporter::ImportContext(DeclContext *FromDC) { 30059bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!FromDC) 30069bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return FromDC; 30079bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30089bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return cast_or_null<DeclContext>(Import(cast<Decl>(FromDC))); 30099bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30109bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30119bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorExpr *ASTImporter::Import(Expr *FromE) { 30129bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!FromE) 30139bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 30149bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30159bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return cast_or_null<Expr>(Import(cast<Stmt>(FromE))); 30169bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30179bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30189bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorStmt *ASTImporter::Import(Stmt *FromS) { 30199bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!FromS) 30209bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 30219bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30224800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor // Check whether we've already imported this declaration. 30234800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor llvm::DenseMap<Stmt *, Stmt *>::iterator Pos = ImportedStmts.find(FromS); 30244800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor if (Pos != ImportedStmts.end()) 30254800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return Pos->second; 30264800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 30274800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor // Import the type 30284800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor ASTNodeImporter Importer(*this); 30294800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor Stmt *ToS = Importer.Visit(FromS); 30304800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor if (!ToS) 30314800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return 0; 30324800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor 30334800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor // Record the imported declaration. 30344800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor ImportedStmts[FromS] = ToS; 30354800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return ToS; 30369bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30379bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30389bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorNestedNameSpecifier *ASTImporter::Import(NestedNameSpecifier *FromNNS) { 30399bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (!FromNNS) 30409bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 30419bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30429bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor // FIXME: Implement! 30439bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return 0; 30449bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30459bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30469bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorSourceLocation ASTImporter::Import(SourceLocation FromLoc) { 30479bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor if (FromLoc.isInvalid()) 30489bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return SourceLocation(); 30499bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 3050885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor SourceManager &FromSM = FromContext.getSourceManager(); 3051885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3052885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // For now, map everything down to its spelling location, so that we 3053885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // don't have to import macro instantiations. 3054885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // FIXME: Import macro instantiations! 3055885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor FromLoc = FromSM.getSpellingLoc(FromLoc); 3056885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor std::pair<FileID, unsigned> Decomposed = FromSM.getDecomposedLoc(FromLoc); 3057885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor SourceManager &ToSM = ToContext.getSourceManager(); 3058885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor return ToSM.getLocForStartOfFile(Import(Decomposed.first)) 3059885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor .getFileLocWithOffset(Decomposed.second); 30609bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30619bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 30629bed8798964d9f07599c2c9199701f86fbc70e20Douglas GregorSourceRange ASTImporter::Import(SourceRange FromRange) { 30639bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor return SourceRange(Import(FromRange.getBegin()), Import(FromRange.getEnd())); 30649bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor} 30659bed8798964d9f07599c2c9199701f86fbc70e20Douglas Gregor 3066885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas GregorFileID ASTImporter::Import(FileID FromID) { 3067885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor llvm::DenseMap<unsigned, FileID>::iterator Pos 3068885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor = ImportedFileIDs.find(FromID.getHashValue()); 3069885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor if (Pos != ImportedFileIDs.end()) 3070885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor return Pos->second; 3071885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3072885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor SourceManager &FromSM = FromContext.getSourceManager(); 3073885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor SourceManager &ToSM = ToContext.getSourceManager(); 3074885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor const SrcMgr::SLocEntry &FromSLoc = FromSM.getSLocEntry(FromID); 3075885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor assert(FromSLoc.isFile() && "Cannot handle macro instantiations yet"); 3076885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3077885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // Include location of this file. 3078885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor SourceLocation ToIncludeLoc = Import(FromSLoc.getFile().getIncludeLoc()); 3079885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3080885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // Map the FileID for to the "to" source manager. 3081885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor FileID ToID; 3082885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor const SrcMgr::ContentCache *Cache = FromSLoc.getFile().getContentCache(); 3083885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor if (Cache->Entry) { 3084885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // FIXME: We probably want to use getVirtualFile(), so we don't hit the 3085885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // disk again 3086885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // FIXME: We definitely want to re-use the existing MemoryBuffer, rather 3087885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // than mmap the files several times. 3088885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor const FileEntry *Entry = ToFileManager.getFile(Cache->Entry->getName()); 3089885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor ToID = ToSM.createFileID(Entry, ToIncludeLoc, 3090885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor FromSLoc.getFile().getFileCharacteristic()); 3091885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor } else { 3092885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor // FIXME: We want to re-use the existing MemoryBuffer! 309336c35ba0aca641e60e5dbee8efbc620c08b9bd61Douglas Gregor const llvm::MemoryBuffer *FromBuf = Cache->getBuffer(getDiags()); 3094885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor llvm::MemoryBuffer *ToBuf 3095a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(FromBuf->getBuffer(), 3096885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor FromBuf->getBufferIdentifier()); 3097885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor ToID = ToSM.createFileIDForMemBuffer(ToBuf); 3098885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor } 3099885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3100885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 3101885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor ImportedFileIDs[FromID.getHashValue()] = ToID; 3102885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor return ToID; 3103885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor} 3104885237354fd902998c6ae9d7cc3dc8de96b123dcDouglas Gregor 31051b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorDeclarationName ASTImporter::Import(DeclarationName FromName) { 31061b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!FromName) 31071b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName(); 31081b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31091b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor switch (FromName.getNameKind()) { 31101b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::Identifier: 31111b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Import(FromName.getAsIdentifierInfo()); 31121b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31131b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::ObjCZeroArgSelector: 31141b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::ObjCOneArgSelector: 31151b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::ObjCMultiArgSelector: 31161b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return Import(FromName.getObjCSelector()); 31171b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31181b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXConstructorName: { 31191b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType T = Import(FromName.getCXXNameType()); 31201b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (T.isNull()) 31211b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName(); 31221b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31231b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.DeclarationNames.getCXXConstructorName( 31241b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ToContext.getCanonicalType(T)); 31251b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 31261b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31271b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXDestructorName: { 31281b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType T = Import(FromName.getCXXNameType()); 31291b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (T.isNull()) 31301b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName(); 31311b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31321b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.DeclarationNames.getCXXDestructorName( 31331b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ToContext.getCanonicalType(T)); 31341b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 31351b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31361b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXConversionFunctionName: { 31371b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor QualType T = Import(FromName.getCXXNameType()); 31381b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (T.isNull()) 31391b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName(); 31401b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31411b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.DeclarationNames.getCXXConversionFunctionName( 31421b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor ToContext.getCanonicalType(T)); 31431b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 31441b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31451b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXOperatorName: 31461b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.DeclarationNames.getCXXOperatorName( 31471b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor FromName.getCXXOverloadedOperator()); 31481b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31491b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXLiteralOperatorName: 31501b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return ToContext.DeclarationNames.getCXXLiteralOperatorName( 31511b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor Import(FromName.getCXXLiteralIdentifier())); 31521b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31531b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor case DeclarationName::CXXUsingDirective: 31541b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // FIXME: STATICS! 31551b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName::getUsingDirectiveName(); 31561b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor } 31571b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31581b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor // Silence bogus GCC warning 31591b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return DeclarationName(); 31601b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 31611b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31621b2949d27ec72894dec017c330c0548af4bb2476Douglas GregorIdentifierInfo *ASTImporter::Import(IdentifierInfo *FromId) { 31631b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor if (!FromId) 31641b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return 0; 31651b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor 31661b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor return &ToContext.Idents.get(FromId->getName()); 31671b2949d27ec72894dec017c330c0548af4bb2476Douglas Gregor} 3168089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 3169c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas GregorSelector ASTImporter::Import(Selector FromSel) { 3170c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor if (FromSel.isNull()) 3171c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return Selector(); 3172c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 3173c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor llvm::SmallVector<IdentifierInfo *, 4> Idents; 3174c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Idents.push_back(Import(FromSel.getIdentifierInfoForSlot(0))); 3175c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor for (unsigned I = 1, N = FromSel.getNumArgs(); I < N; ++I) 3176c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor Idents.push_back(Import(FromSel.getIdentifierInfoForSlot(I))); 3177c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor return ToContext.Selectors.getSelector(FromSel.getNumArgs(), Idents.data()); 3178c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor} 3179c3f2d2bb839593eed8861bce14228df0faf7b6c0Douglas Gregor 3180089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas GregorDeclarationName ASTImporter::HandleNameConflict(DeclarationName Name, 3181089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor DeclContext *DC, 3182089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor unsigned IDNS, 3183089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor NamedDecl **Decls, 3184089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor unsigned NumDecls) { 3185089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor return Name; 3186089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor} 3187089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 3188089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas GregorDiagnosticBuilder ASTImporter::ToDiag(SourceLocation Loc, unsigned DiagID) { 31894800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return Diags.Report(FullSourceLoc(Loc, ToContext.getSourceManager()), 31904800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor DiagID); 3191089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor} 3192089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor 3193089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas GregorDiagnosticBuilder ASTImporter::FromDiag(SourceLocation Loc, unsigned DiagID) { 31944800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor return Diags.Report(FullSourceLoc(Loc, FromContext.getSourceManager()), 31954800d95d28b20eca5d57c108ae3d2e6e312c1182Douglas Gregor DiagID); 3196089459a16bf7e9cd10617d1fac5ec0240a0a1ee6Douglas Gregor} 31975ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor 31985ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas GregorDecl *ASTImporter::Imported(Decl *From, Decl *To) { 31995ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor ImportedDecls[From] = To; 32005ce5dab3c30e4255b8f62b148b6a86f09a444aaaDouglas Gregor return To; 3201af667588d53de22795c5304f1496ccaac2a71402Daniel Dunbar} 3202ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 3203ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregorbool ASTImporter::IsStructurallyEquivalent(QualType From, QualType To) { 3204ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor llvm::DenseMap<Type *, Type *>::iterator Pos 3205ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor = ImportedTypes.find(From.getTypePtr()); 3206ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor if (Pos != ImportedTypes.end() && ToContext.hasSameType(Import(From), To)) 3207ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor return true; 3208ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor 3209bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer StructuralEquivalenceContext Ctx(FromContext, ToContext, Diags, 3210ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor NonEquivalentDecls); 3211bb2d176c4f434e9e73f63f2f9d128f63ce3e10d0Benjamin Kramer return Ctx.IsStructurallyEquivalent(From, To); 3212ea35d11905f756ad33b87bd89cd3ac1e7ce57994Douglas Gregor} 3213