diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index a1d6c77..f096c70 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -3507,7 +3507,7 @@
     for (; Op != E; ++Op) {
       if (*Op == From) {
         From.Val->removeUser(Op-User->op_begin(), User);
-	*Op = To;
+        *Op = To;
         Op->setUser(User);
         To.Val->addUser(Op-User->op_begin(), User);
       }