reduce indentation, no functionality change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122208 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ScheduleDAG.cpp b/lib/CodeGen/ScheduleDAG.cpp
index 7d39dc4..d2fbc0e 100644
--- a/lib/CodeGen/ScheduleDAG.cpp
+++ b/lib/CodeGen/ScheduleDAG.cpp
@@ -492,7 +492,7 @@
 /// all nodes affected by the edge insertion. These nodes will later get new
 /// topological indexes by means of the Shift method.
 void ScheduleDAGTopologicalSort::DFS(const SUnit *SU, int UpperBound,
-                                     bool& HasLoop) {
+                                     bool &HasLoop) {
   std::vector<const SUnit*> WorkList;
   WorkList.reserve(SUnits.size());