diff --git a/lib/CodeGen/MachineScheduler.cpp b/lib/CodeGen/MachineScheduler.cpp
index ea0153e..e6ca0e8 100644
--- a/lib/CodeGen/MachineScheduler.cpp
+++ b/lib/CodeGen/MachineScheduler.cpp
@@ -157,7 +157,7 @@
   MachineSchedulerPass *Pass;
 public:
   MachineScheduler(MachineSchedulerPass *P):
-    ScheduleDAGInstrs(*P->MF, *P->MLI, *P->MDT), Pass(P) {}
+    ScheduleDAGInstrs(*P->MF, *P->MLI, *P->MDT, /*IsPostRA=*/false), Pass(P) {}
 
   /// Schedule - This is called back from ScheduleDAGInstrs::Run() when it's
   /// time to do some work.
@@ -252,7 +252,7 @@
   MachineSchedulerPass *Pass;
 public:
   InstructionShuffler(MachineSchedulerPass *P):
-    ScheduleDAGInstrs(*P->MF, *P->MLI, *P->MDT), Pass(P) {}
+    ScheduleDAGInstrs(*P->MF, *P->MLI, *P->MDT, /*IsPostRA=*/false), Pass(P) {}
 
   /// Schedule - This is called back from ScheduleDAGInstrs::Run() when it's
   /// time to do some work.