666   std::set<Instruction *> Is;  member
766     Result.Is.insert(Old.Is.begin(), Old.Is.end());  in computeFromBCI()
767     Result.Is.insert(BCI);  in computeFromBCI()
825       Result.Is.insert(LHS.Is.begin(), LHS.Is.end());  in computeFromSVI()
829       Result.Is.insert(RHS.Is.begin(), RHS.Is.end());  in computeFromSVI()
831     Result.Is.insert(SVI);  in computeFromSVI()
883     Result.Is.insert(LI);  in computeFromLI()
1126   std::set<Instruction *> Is;  in combine()  local
1144     Is.insert(VI.Is.begin(), VI.Is.end());  in combine()
1157   for (const auto &I : Is) {  in combine()
1168       if (Is.find(dyn_cast<Instruction>(U)) == Is.end())  in combine()