7004                                            NamedDecl *NewDecl,  in checkDLLAttributeRedeclaration()  argument
7007   if (OldDecl->isInvalidDecl() || NewDecl->isInvalidDecl())  in checkDLLAttributeRedeclaration()
7017   if (TemplateDecl *NewTD = dyn_cast<TemplateDecl>(NewDecl)) {  in checkDLLAttributeRedeclaration()
7018     NewDecl = NewTD->getTemplatedDecl();  in checkDLLAttributeRedeclaration()
7022   if (!OldDecl || !NewDecl)  in checkDLLAttributeRedeclaration()
7027   const DLLImportAttr *NewImportAttr = NewDecl->getAttr<DLLImportAttr>();  in checkDLLAttributeRedeclaration()
7028   const DLLExportAttr *NewExportAttr = NewDecl->getAttr<DLLExportAttr>();  in checkDLLAttributeRedeclaration()
7062     S.Diag(NewDecl->getLocation(), DiagID)  in checkDLLAttributeRedeclaration()
7063         << NewDecl  in checkDLLAttributeRedeclaration()
7067       NewDecl->setInvalidDecl();  in checkDLLAttributeRedeclaration()
7079   if (const auto *VD = dyn_cast<VarDecl>(NewDecl)) {  in checkDLLAttributeRedeclaration()
7085   } else if (const auto *FD = dyn_cast<FunctionDecl>(NewDecl)) {  in checkDLLAttributeRedeclaration()
7093       !NewDecl->isLocalExternDecl() && !IsQualifiedFriend) {  in checkDLLAttributeRedeclaration()
7097             NewDecl->getLocation(),  in checkDLLAttributeRedeclaration()
7100         NewDecl->dropAttr<DLLImportAttr>();  in checkDLLAttributeRedeclaration()
7102         S.Diag(NewDecl->getLocation(),  in checkDLLAttributeRedeclaration()
7104             << NewDecl;  in checkDLLAttributeRedeclaration()
7106         NewDecl->dropAttr<DLLImportAttr>();  in checkDLLAttributeRedeclaration()
7107         NewDecl->addAttr(DLLExportAttr::CreateImplicit(  in checkDLLAttributeRedeclaration()
7114       S.Diag(NewDecl->getLocation(),  in checkDLLAttributeRedeclaration()
7116           << NewDecl << OldImportAttr;  in checkDLLAttributeRedeclaration()
7120       NewDecl->dropAttr<DLLImportAttr>();  in checkDLLAttributeRedeclaration()
7126     NewDecl->dropAttr<DLLImportAttr>();  in checkDLLAttributeRedeclaration()
7127     S.Diag(NewDecl->getLocation(),  in checkDLLAttributeRedeclaration()
7129         << NewDecl << OldImportAttr;  in checkDLLAttributeRedeclaration()
7136   if (const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(NewDecl)) {  in checkDLLAttributeRedeclaration()
7143         NewDecl->addAttr(NewAttr);  in checkDLLAttributeRedeclaration()