diff --git a/include/llvm/CodeGen/LiveIntervalAnalysis.h b/include/llvm/CodeGen/LiveIntervalAnalysis.h
index 92a8f5619ec..19da2adf06a 100644
--- a/include/llvm/CodeGen/LiveIntervalAnalysis.h
+++ b/include/llvm/CodeGen/LiveIntervalAnalysis.h
@@ -63,9 +63,6 @@ namespace llvm {
     /// allocatableRegs_ - A bit vector of allocatable registers.
     BitVector allocatableRegs_;
 
-    /// CloneMIs - A list of clones as result of re-materialization.
-    std::vector<MachineInstr*> CloneMIs;
-
   public:
     static char ID; // Pass identification, replacement for typeid
     LiveIntervals() : MachineFunctionPass(ID) {
diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index 8be14ee6853..9959284671f 100644
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -99,11 +99,6 @@ void LiveIntervals::releaseMemory() {
 
   // Release VNInfo memory regions, VNInfo objects don't need to be dtor'd.
   VNInfoAllocator.Reset();
-  while (!CloneMIs.empty()) {
-    MachineInstr *MI = CloneMIs.back();
-    CloneMIs.pop_back();
-    mf_->DeleteMachineInstr(MI);
-  }
 }
 
 /// runOnMachineFunction - Register allocate the whole function