Index: lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
===================================================================
--- lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -2831,7 +2831,7 @@
       continue;
     // Avoid prescheduling to copies from virtual registers, which don't behave
     // like other nodes from the perspective of scheduling heuristics.
-    if (SDNode *N = SU.getNode())
+    if (SDNode *N = PredSU->getNode())
       if (N->getOpcode() == ISD::CopyFromReg &&
           TargetRegisterInfo::isVirtualRegister
             (cast<RegisterSDNode>(N->getOperand(1))->getReg()))