1719   MachineBasicBlock::iterator DI1 = MBB1.getFirstNonDebugInstr();  in IfConvertDiamondCommon()  local
1727   for (unsigned i = 0; i < NumDups1; ++DI1) {  in IfConvertDiamondCommon()
1728     if (DI1 == MBB1.end())  in IfConvertDiamondCommon()
1730     if (!DI1->isDebugInstr())  in IfConvertDiamondCommon()
1742     for (const MachineInstr &MI : make_range(MBB1.begin(), DI1)) {  in IfConvertDiamondCommon()
1748   BBI.BB->splice(BBI.BB->end(), &MBB1, MBB1.begin(), DI1);  in IfConvertDiamondCommon()
1764   DI1 = MBB1.end();  in IfConvertDiamondCommon()
1765   while (DI1 != MBB1.begin()) {  in IfConvertDiamondCommon()
1766     MachineBasicBlock::iterator Prev = std::prev(DI1);  in IfConvertDiamondCommon()
1769     DI1 = Prev;  in IfConvertDiamondCommon()
1774     assert(DI1 != MBB1.begin());  in IfConvertDiamondCommon()
1775     --DI1;  in IfConvertDiamondCommon()
1777     if (!DI1->isDebugInstr())  in IfConvertDiamondCommon()
1780   MBB1.erase(DI1, MBB1.end());  in IfConvertDiamondCommon()