292     template <typename DeclT>
293     static Decl *getMostRecentDeclImpl(Redeclarable<DeclT> *D);
300     template <typename DeclT>
302                                        Redeclarable<DeclT> *D, Decl *Previous,
308     template <typename DeclT>
309     static void attachLatestDeclImpl(Redeclarable<DeclT> *D, Decl *Latest);
313     template <typename DeclT>
314     static void markIncompleteDeclChainImpl(Redeclarable<DeclT> *D);
485 template <typename DeclT> class MergedRedeclIterator {
486   DeclT *Start = nullptr;
487   DeclT *Canonical = nullptr;
488   DeclT *Current = nullptr;
492   MergedRedeclIterator(DeclT *Start) : Start(Start), Current(Start) {}  in MergedRedeclIterator()
494   DeclT *operator*() { return Current; }  in operator *()
520 template <typename DeclT>
521 static llvm::iterator_range<MergedRedeclIterator<DeclT>>
522 merged_redecls(DeclT *D) {  in merged_redecls()
523   return llvm::make_range(MergedRedeclIterator<DeclT>(D),  in merged_redecls()
524                           MergedRedeclIterator<DeclT>());  in merged_redecls()
3536 template<typename DeclT>
3537 Decl *ASTDeclReader::getMostRecentDeclImpl(Redeclarable<DeclT> *D) {  in getMostRecentDeclImpl()
3582 template<typename DeclT>
3584                                            Redeclarable<DeclT> *D,  in attachPreviousDeclImpl()
3586   D->RedeclLink.setPrevious(cast<DeclT>(Previous));  in attachPreviousDeclImpl()
3587   D->First = cast<DeclT>(Previous)->First;  in attachPreviousDeclImpl()
3748 template<typename DeclT>
3749 void ASTDeclReader::attachLatestDeclImpl(Redeclarable<DeclT> *D, Decl *Latest) {  in attachLatestDeclImpl()
3750   D->RedeclLink.setLatest(cast<DeclT>(Latest));  in attachLatestDeclImpl()
3770 template<typename DeclT>
3771 void ASTDeclReader::markIncompleteDeclChainImpl(Redeclarable<DeclT> *D) {  in markIncompleteDeclChainImpl()
4446 template<typename DeclT, typename Fn>
4447 static void forAllLaterRedecls(DeclT *D, Fn F) {  in forAllLaterRedecls()