26                                      SourceLocation ImportLoc, DeclContext *DC,  in checkModuleImportContext()  argument
30   if (auto *LSD = dyn_cast<LinkageSpecDecl>(DC)) {  in checkModuleImportContext()
39     DC = LSD->getParent();  in checkModuleImportContext()
42   while (isa<LinkageSpecDecl>(DC) || isa<ExportDecl>(DC))  in checkModuleImportContext()
43     DC = DC->getParent();  in checkModuleImportContext()
45   if (!isa<TranslationUnitDecl>(DC)) {  in checkModuleImportContext()
49         << M->getFullModuleName() << DC;  in checkModuleImportContext()
50     S.Diag(cast<Decl>(DC)->getBeginLoc(),  in checkModuleImportContext()
52         << DC;  in checkModuleImportContext()
634   for (auto *DC = D->getLexicalDeclContext(); DC; DC = DC->getLexicalParent())  in getEnclosingExportDecl()  local
635     if (auto *ED = dyn_cast<ExportDecl>(DC))  in getEnclosingExportDecl()
775     for (auto *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnAnnotModuleBegin()  local
776       cast<Decl>(DC)->setModuleOwnershipKind(  in ActOnAnnotModuleBegin()
780       cast<Decl>(DC)->setLocalOwningModule(Mod);  in ActOnAnnotModuleBegin()
816     for (auto *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnAnnotModuleEnd()  local
817       cast<Decl>(DC)->setLocalOwningModule(getCurrentModule());  in ActOnAnnotModuleEnd()
819         cast<Decl>(DC)->setModuleOwnershipKind(  in ActOnAnnotModuleEnd()
879   for (const DeclContext *DC = CurContext; DC; DC = DC->getLexicalParent()) {  in ActOnStartExportDecl()  local
880     if (const auto *ND = dyn_cast<NamespaceDecl>(DC)) {  in ActOnStartExportDecl()
920 static bool checkExportedDeclContext(Sema &S, DeclContext *DC,  in checkExportedDeclContext()  argument
923   for (auto *D : DC->decls())  in checkExportedDeclContext()
974   if (auto *DC = dyn_cast<DeclContext>(D)) {  in checkExportedDecl()  local
984       } else if (!DC->decls().empty() &&  in checkExportedDecl()
985                  DC->getRedeclContext()->isFileContext()) {  in checkExportedDecl()
986         return checkExportedDeclContext(S, DC, BlockStart);  in checkExportedDecl()