diff --git a/lib/CodeGen/TailDuplicator.cpp b/lib/CodeGen/TailDuplicator.cpp
index 7929d87d880..1ea15afc170 100644
--- a/lib/CodeGen/TailDuplicator.cpp
+++ b/lib/CodeGen/TailDuplicator.cpp
@@ -801,8 +801,6 @@ bool TailDuplicator::tailDuplicate(MachineFunction &MF, bool IsSimple,
         // from PredBB.
         MachineInstr *MI = &*I++;
         processPHI(MI, TailBB, PrevBB, LocalVRMap, CopyInfos, UsedByPhi, true);
-        if (MI->getParent())
-          MI->eraseFromParent();
       }
 
       // Now copy the non-PHI instructions.