2899   const SCEV *LastIncExpr = nullptr;  in isProfitableChain()  local
2920     if (Inc.IncExpr == LastIncExpr)  in isProfitableChain()
2925     LastIncExpr = Inc.IncExpr;  in isProfitableChain()
2961   const SCEV *LastIncExpr = nullptr;  in ChainInstruction()  local
2987       LastIncExpr = IncExpr;  in ChainInstruction()
3000     LastIncExpr = OperExpr;  in ChainInstruction()
3004     if (!isa<SCEVAddRecExpr>(LastIncExpr))  in ChainInstruction()
3007     IVChainVec.push_back(IVChain(IVInc(UserInst, IVOper, LastIncExpr),  in ChainInstruction()
3011                       << ") IV=" << *LastIncExpr << "\n");  in ChainInstruction()
3014                       << ") IV+" << *LastIncExpr << "\n");  in ChainInstruction()
3016     IVChainVec[ChainIdx].add(IVInc(UserInst, IVOper, LastIncExpr));  in ChainInstruction()
3022   if (!LastIncExpr->isZero()) {  in ChainInstruction()