lib/Serialization/ASTReaderDecl.cpp

782     EnumDecl *&OldDef = Reader.EnumDefinitions[ED->getCanonicalDecl()];
783     if (!OldDef) {
788           OldDef = D;
793     if (OldDef) {
794       Reader.MergedDeclContexts.insert(std::make_pair(ED, OldDef));
796       Reader.mergeDefinitionVisibility(OldDef, ED);
797       if (OldDef->getODRHash() != ED->getODRHash())
798         Reader.PendingEnumOdrMergeFailures[OldDef].push_back(ED);
800       OldDef = ED;
838     RecordDecl *&OldDef = Reader.RecordDefinitions[Canon];
839     if (!OldDef) {
844           OldDef = D;
849     if (OldDef) {
850       Reader.MergedDeclContexts.insert(std::make_pair(RD, OldDef));
852       Reader.mergeDefinitionVisibility(OldDef, RD);
853       if (OldDef->getODRHash() != RD->getODRHash())
854         Reader.PendingRecordOdrMergeFailures[OldDef].push_back(RD);
856       OldDef = RD;