180   SmallVector<MachineInstr *, 8> Front;  in eraseInstrWithNoUses()  local
184   Front.push_back(MI);  in eraseInstrWithNoUses()
186   while (Front.size() != 0) {  in eraseInstrWithNoUses()
187     MI = Front.back();  in eraseInstrWithNoUses()
188     Front.pop_back();  in eraseInstrWithNoUses()
361    SmallVector<MachineInstr *, 8> Front;  in elideCopiesAndPHIs()  local
362    Front.push_back(MI);  in elideCopiesAndPHIs()
363    while (Front.size() != 0) {  in elideCopiesAndPHIs()
364      MI = Front.back();  in elideCopiesAndPHIs()
365      Front.pop_back();  in elideCopiesAndPHIs()
380          Front.push_back(NewMI);  in elideCopiesAndPHIs()
388        Front.push_back(NewMI);  in elideCopiesAndPHIs()