23                                      SourceLocation ImportLoc, DeclContext *DC,  in checkModuleImportContext()  argument
27   if (auto *LSD = dyn_cast<LinkageSpecDecl>(DC)) {  in checkModuleImportContext()
36     DC = LSD->getParent();  in checkModuleImportContext()
39   while (isa<LinkageSpecDecl>(DC) || isa<ExportDecl>(DC))  in checkModuleImportContext()
40     DC = DC->getParent();  in checkModuleImportContext()
42   if (!isa<TranslationUnitDecl>(DC)) {  in checkModuleImportContext()
46         << M->getFullModuleName() << DC;  in checkModuleImportContext()
47     S.Diag(cast<Decl>(DC)->getBeginLoc(),  in checkModuleImportContext()
49         << DC;  in checkModuleImportContext()
480   for (auto *DC = D->getLexicalDeclContext(); DC; DC = DC->getLexicalParent())  in getEnclosingExportDecl()  local
481     if (auto *ED = dyn_cast<ExportDecl>(DC))  in getEnclosingExportDecl()
635     for (auto *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnModuleBegin()  local
636       cast<Decl>(DC)->setModuleOwnershipKind(  in ActOnModuleBegin()
640       cast<Decl>(DC)->setLocalOwningModule(Mod);  in ActOnModuleBegin()
676     for (auto *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnModuleEnd()  local
677       cast<Decl>(DC)->setLocalOwningModule(getCurrentModule());  in ActOnModuleEnd()
679         cast<Decl>(DC)->setModuleOwnershipKind(  in ActOnModuleEnd()
739   for (const DeclContext *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnStartExportDecl()  local
740     if (const auto *ND = dyn_cast<NamespaceDecl>(DC)) {  in ActOnStartExportDecl()
775 static bool checkExportedDeclContext(Sema &S, DeclContext *DC,
874   if (auto *DC = dyn_cast<DeclContext>(D)) {  in checkExportedDecl()  local
875     if (isa<NamespaceDecl>(D) && DC->decls().empty()) {  in checkExportedDecl()
881     } else if (DC->getRedeclContext()->isFileContext() && !isa<EnumDecl>(D))  in checkExportedDecl()
882       return checkExportedDeclContext(S, DC, BlockStart);  in checkExportedDecl()
888 static bool checkExportedDeclContext(Sema &S, DeclContext *DC,  in checkExportedDeclContext()  argument
891   for (auto *D : DC->decls())  in checkExportedDeclContext()