diff --git a/include/llvm/CodeGen/LiveInterval.h b/include/llvm/CodeGen/LiveInterval.h
index a8d196ea059..3b5844f03aa 100644
--- a/include/llvm/CodeGen/LiveInterval.h
+++ b/include/llvm/CodeGen/LiveInterval.h
@@ -447,10 +447,6 @@ namespace llvm {
     /// index (register interval) or defined
     VNInfo *findDefinedVNInfoForRegInt(SlotIndex Idx) const;
 
-    /// findDefinedVNInfo - Find the VNInfo that's defined by the specified
-    /// register (stack inteval only).
-    VNInfo *findDefinedVNInfoForStackInt(unsigned Reg) const;
-
 
     /// overlaps - Return true if the intersection of the two live intervals is
     /// not empty.
diff --git a/lib/CodeGen/LiveInterval.cpp b/lib/CodeGen/LiveInterval.cpp
index 21b0bc00196..03d8e95798d 100644
--- a/lib/CodeGen/LiveInterval.cpp
+++ b/lib/CodeGen/LiveInterval.cpp
@@ -443,17 +443,6 @@ VNInfo *LiveInterval::findDefinedVNInfoForRegInt(SlotIndex Idx) const {
   return 0;
 }
 
-/// findDefinedVNInfo - Find the VNInfo defined by the specified
-/// register (stack inteval).
-VNInfo *LiveInterval::findDefinedVNInfoForStackInt(unsigned reg) const {
-  for (LiveInterval::const_vni_iterator i = vni_begin(), e = vni_end();
-       i != e; ++i) {
-    if ((*i)->getReg() == reg)
-      return *i;
-  }
-  return 0;
-}
-
 /// join - Join two live intervals (this, and other) together.  This applies
 /// mappings to the value numbers in the LHS/RHS intervals as specified.  If
 /// the intervals are not joinable, this aborts.