597   ReferenceGroupsTy RefGroups;  in calculateCacheFootprint()  local
598   if (!populateReferenceGroups(RefGroups))  in calculateCacheFootprint()
607     CacheCostTy LoopCost = computeLoopCacheCost(*L, RefGroups);  in calculateCacheFootprint()
612   RefGroups.clear();  in calculateCacheFootprint()
615 bool CacheCost::populateReferenceGroups(ReferenceGroupsTy &RefGroups) const {  in populateReferenceGroups()
616   assert(RefGroups.empty() && "Reference groups should be empty");  in populateReferenceGroups()
632       for (ReferenceGroupTy &RefGroup : RefGroups) {  in populateReferenceGroups()
668         RefGroups.push_back(std::move(RG));  in populateReferenceGroups()
673   if (RefGroups.empty())  in populateReferenceGroups()
679     for (const ReferenceGroupTy &RG : RefGroups) {  in populateReferenceGroups()
693                                 const ReferenceGroupsTy &RefGroups) const {  in computeLoopCacheCost()
709   for (const ReferenceGroupTy &RG : RefGroups) {  in computeLoopCacheCost()