Fix a typo evan noticed


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26454 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
index b5ac211..e235a7b 100644
--- a/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
+++ b/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
@@ -113,7 +113,7 @@
   private:    
     
     /// SimplifyDemandedBits - Check the specified integer node value to see if
-    /// it can be simplified or if things is uses can be simplified by bit
+    /// it can be simplified or if things it uses can be simplified by bit
     /// propagation.  If so, return true.
     bool SimplifyDemandedBits(SDOperand Op) {
       TargetLowering::TargetLoweringOpt TLO(DAG);