1086                         MachineBasicBlock::iterator InsertPos,  in performSink()  argument
1092   if (!SuccToSinkTo.empty() && InsertPos != SuccToSinkTo.end())  in performSink()
1094                                                  InsertPos->getDebugLoc()));  in performSink()
1100   SuccToSinkTo.splice(InsertPos, ParentBlock, MI,  in performSink()
1110     SuccToSinkTo.insert(InsertPos, NewDbgMI);  in performSink()
1399   MachineBasicBlock::iterator InsertPos = SuccToSinkTo->begin();  in SinkInstruction()  local
1400   while (InsertPos != SuccToSinkTo->end() && InsertPos->isPHI())  in SinkInstruction()
1401     ++InsertPos;  in SinkInstruction()
1433   performSink(MI, *SuccToSinkTo, InsertPos, DbgUsersToSink);  in SinkInstruction()
1815     MachineBasicBlock::iterator InsertPos = SuccBB->getFirstNonPHI();  in tryToSinkCopy()  local
1816     performSink(*MI, *SuccBB, InsertPos, DbgValsToSink);  in tryToSinkCopy()