Function AddToCacheAndSaveId

catboost/libs/data/target.cpp:953–963

template <class TSharedDataPtr>
inline void AddToCacheAndSaveId(
    const TSharedDataPtr sharedData,
    IBinSaver* binSaver,
    TSerializationTargetSingleTypeDataCache<TSharedDataPtr>* cache
) {
    const ui64 id = reinterpret_cast<ui64>(sharedData.Get());
    SaveMulti(binSaver, id);
    if (id) {
        cache->emplace(id, sharedData);
    }
}

template <class TSharedDataPtr>
static void SaveWithCache(