cleaned code
add some comments


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@6674 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/ModuloScheduling/ModuloScheduling.cpp b/lib/CodeGen/ModuloScheduling/ModuloScheduling.cpp
index f7149ca..8645e75 100644
--- a/lib/CodeGen/ModuloScheduling/ModuloScheduling.cpp
+++ b/lib/CodeGen/ModuloScheduling/ModuloScheduling.cpp
@@ -920,7 +920,7 @@
 
   ModuloSchedGraphSet *graphSet = new ModuloSchedGraphSet(&F, target);
 
-  //ModuloSchedulingSet ModuloSchedulingSet(*graphSet);
+  ModuloSchedulingSet ModuloSchedulingSet(*graphSet);
   
   printf("runOnFunction  in ModuloSchedulingPass returns\n");
   return false;