diff --git a/lib/CodeGen/LiveRangeCalc.h b/lib/CodeGen/LiveRangeCalc.h
index 57cab7b3422..69c7f765e6b 100644
--- a/lib/CodeGen/LiveRangeCalc.h
+++ b/lib/CodeGen/LiveRangeCalc.h
@@ -146,10 +146,6 @@ public:
              MachineDominatorTree*,
              VNInfo::Allocator*);
 
-  /// calculate - Calculate the live range of a virtual register from its defs
-  /// and uses.  LI must be empty with no values.
-  void calculate(LiveInterval *LI);
-
   //===--------------------------------------------------------------------===//
   // Mid-level interface.
   //===--------------------------------------------------------------------===//