1448   std::vector<RegisterRef> MaxRefs;  in buildPhis()  local
1450     MaxRefs.push_back(MaxCoverIn(I, AllRefs));  in buildPhis()
1457   llvm::sort(MaxRefs);  in buildPhis()
1459   auto NewEnd = std::unique(MaxRefs.begin(), MaxRefs.end());  in buildPhis()
1460   MaxRefs.erase(NewEnd, MaxRefs.end());  in buildPhis()
1462   auto Aliased = [this,&MaxRefs](RegisterRef RR,  in buildPhis()
1465       if (PRI.alias(RR, MaxRefs[I]))  in buildPhis()
1476   while (!MaxRefs.empty()) {  in buildPhis()
1482     for (unsigned i = 1; i != MaxRefs.size(); ++i)  in buildPhis()
1483       if (Aliased(MaxRefs[i], ClosureIdx))  in buildPhis()
1492       RegisterRef RR = MaxRefs[ClosureIdx[X]];  in buildPhis()
1500         RegisterRef RR = MaxRefs[ClosureIdx[X]];  in buildPhis()
1507     auto Begin = MaxRefs.begin();  in buildPhis()
1509       MaxRefs.erase(Begin + ClosureIdx[i-1]);  in buildPhis()