Move llvm/Support/MDBuilder.h to llvm/MDBuilder.h, to live with

[oota-llvm.git] / include / llvm / Support / ConstantRange.h

diff --git a/include/llvm/Support/ConstantRange.h b/include/llvm/Support/ConstantRange.h
index ced3a2cf2dbd8b6d5f62ea4212be1582c9b5a6bf..90dd69fa478fe269b7ca3b8a005e3049d28c6826 100644 (file)
--- a/include/llvm/Support/ConstantRange.h
+++ b/include/llvm/Support/ConstantRange.h
@@ -155,6 +155,10 @@ public:
   /// constant range.
   ConstantRange subtract(const APInt &CI) const;
 
+  /// \brief Subtract the specified range from this range (aka relative
+  /// complement of the sets).
+  ConstantRange difference(const ConstantRange &CR) const;
+
   /// intersectWith - Return the range that results from the intersection of
   /// this range with another range.  The resultant range is guaranteed to
   /// include all elements contained in both input ranges, and to have the