misched: trace LiveIntervals after scheduling.

llvm-svn: 153161
diff --git a/llvm/lib/CodeGen/MachineScheduler.cpp b/llvm/lib/CodeGen/MachineScheduler.cpp
index 57ae6dc..364a244 100644
--- a/llvm/lib/CodeGen/MachineScheduler.cpp
+++ b/llvm/lib/CodeGen/MachineScheduler.cpp
@@ -227,6 +227,7 @@
     assert(RemainingCount == 0 && "Instruction count mismatch!");
     Scheduler->finishBlock();
   }
+  DEBUG(LIS->print(dbgs()));
   return true;
 }