529     RelationSlab::Builder Relations;  in readRIFF()  local
531       Relations.insert(readRelation(RelationsReader));  in readRIFF()
534     Result.Relations = std::move(Relations).build();  in readRIFF()
597   std::vector<Relation> Relations;  in writeRIFF()  local
598   if (Data.Relations) {  in writeRIFF()
599     for (const auto &Relation : *Data.Relations) {  in writeRIFF()
600       Relations.emplace_back(Relation);  in writeRIFF()
642   if (Data.Relations) {  in writeRIFF()
645       for (const auto &Relation : Relations)  in writeRIFF()
715   RelationSlab Relations;  in loadIndex()  local
723       if (I->Relations)  in loadIndex()
724         Relations = std::move(*I->Relations);  in loadIndex()
733   size_t NumRelations = Relations.size();  in loadIndex()
737                                         std::move(Relations))  in loadIndex()
739                                         std::move(Relations));  in loadIndex()