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-rw-r--r--lib/CodeGen/MachineInstr.cpp15
1 files changed, 2 insertions, 13 deletions
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp
index f6d8fd8..9521776 100644
--- a/lib/CodeGen/MachineInstr.cpp
+++ b/lib/CodeGen/MachineInstr.cpp
@@ -711,19 +711,8 @@ void MachineInstr::RemoveOperand(unsigned OpNo) {
untieRegOperand(OpNo);
MachineRegisterInfo *RegInfo = getRegInfo();
- // Special case removing the last one.
- if (OpNo == getNumOperands()-1) {
- // If needed, remove from the reg def/use list.
- if (RegInfo && Operands.back().isReg() && Operands.back().isOnRegUseList())
- RegInfo->removeRegOperandFromUseList(&Operands.back());
-
- Operands.pop_back();
- return;
- }
-
- // Otherwise, we are removing an interior operand. If we have reginfo to
- // update, remove all operands that will be shifted down from their reg lists,
- // move everything down, then re-add them.
+ // If we have reginfo to update, remove all operands that will be shifted
+ // down from their reg lists, move everything down, then re-add them.
if (RegInfo) {
for (unsigned i = OpNo, e = getNumOperands(); i != e; ++i) {
if (Operands[i].isReg())