209       NamedDecl *Existing = nullptr;  member in clang::ASTDeclReader::FindExistingResult
217       FindExistingResult(ASTReader &Reader, NamedDecl *New, NamedDecl *Existing,  in FindExistingResult()
898   FunctionDecl *Existing = nullptr;  in VisitFunctionDecl()  local
1092       auto *Existing = cast_or_null<FunctionDecl>(Redecl.getKnownMergeTarget());  in VisitFunctionDecl()  local
1526   if (MSGuidDecl *Existing = Reader.getContext().MSGuidDecls.GetOrInsertNode(D))  in VisitMSGuidDecl()  local
1536   if (UnnamedGlobalConstantDecl *Existing =  in VisitUnnamedGlobalConstantDecl()  local
1547   if (TemplateParamObjectDecl *Existing =  in VisitTemplateParamObjectDecl()  local
2736   if (auto *Existing = Redecl.getKnownMergeTarget())  in mergeRedeclarable()  local
2740     if (T *Existing = ExistingRes)  in mergeRedeclarable()  local
2764                                          RedeclarableTemplateDecl *Existing,  in mergeTemplatePattern()
2806 void ASTDeclReader::mergeRedeclarable(Redeclarable<T> *DBase, T *Existing,  in mergeRedeclarable()
2891     if (T *Existing = ExistingRes)  in mergeMergeable()  local
3303     if (auto *Existing = getAnonymousDeclForMerging(  in findExisting()  local
3336       if (NamedDecl *Existing = getDeclForMerging(*I, TypedefNameForLinkage))  in findExisting()  local
3344       if (NamedDecl *Existing = getDeclForMerging(*I, TypedefNameForLinkage))  in findExisting()  local
4183         ObjCCategoryDecl *&Existing = NameCategoryMap[Cat->getDeclName()];  in add()  local