diff options
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp index 06cf0530875..f1bf82ab145 100644 --- a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp @@ -59,8 +59,9 @@ SUnit *ScheduleDAGSDNodes::NewSUnit(SDNode *N) { SUnits.back().OrigNode = &SUnits.back(); SUnit *SU = &SUnits.back(); const TargetLowering &TLI = DAG->getTargetLoweringInfo(); - if (N->isMachineOpcode() && - N->getMachineOpcode() == TargetOpcode::IMPLICIT_DEF) + if (!N || + (N->isMachineOpcode() && + N->getMachineOpcode() == TargetOpcode::IMPLICIT_DEF)) SU->SchedulingPref = Sched::None; else SU->SchedulingPref = TLI.getSchedulingPreference(N); |
