Release build: guard dump functions with "ifndef NDEBUG"

No functional change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163339 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp
index 962402e..6090752 100644
--- a/lib/CodeGen/PostRASchedulerList.cpp
+++ b/lib/CodeGen/PostRASchedulerList.cpp
@@ -240,6 +240,7 @@
   ScheduleDAGInstrs::exitRegion();
 }
 
+#ifndef NDEBUG
 /// dumpSchedule - dump the scheduled Sequence.
 void SchedulePostRATDList::dumpSchedule() const {
   for (unsigned i = 0, e = Sequence.size(); i != e; i++) {
@@ -249,6 +250,7 @@
       dbgs() << "**** NOOP ****\n";
   }
 }
+#endif
 
 bool PostRAScheduler::runOnMachineFunction(MachineFunction &Fn) {
   TII = Fn.getTarget().getInstrInfo();