diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index 14581608b91..1e781a510dc 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1421,6 +1421,9 @@ public:
   /// isInfinity - Return true if the value is an infinity
   bool isInfinity() const { return Value->isInfinity(); }
 
+  /// isNegative - Return true if the value is negative.
+  bool isNegative() const { return Value->isNegative(); }
+
   /// isExactlyValue - We don't rely on operator== working on double values, as
   /// it returns true for things that are clearly not equal, like -0.0 and 0.0.
   /// As such, this method can be used to do an exact bit-for-bit comparison of