diff options
| -rw-r--r-- | lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp index 07dcc0e4f1..e7ab2f0039 100644 --- a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp +++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp @@ -528,8 +528,16 @@ EmitSchedule(DenseMap<MachineBasicBlock*, MachineBasicBlock*> *EM) { if (!MI) continue; MachineBasicBlock *MIBB = MI->getParent(); +#ifndef NDEBUG + unsigned LastDIOrder = 0; +#endif for (; DI != DE && (*DI)->getOrder() >= LastOrder && (*DI)->getOrder() < Order; ++DI) { +#ifndef NDEBUG + assert((*DI)->getOrder() >= LastDIOrder && + "SDDbgValue nodes must be in source order!"); + LastDIOrder = (*DI)->getOrder(); +#endif if ((*DI)->isInvalidated()) continue; MachineInstr *DbgMI = Emitter.EmitDbgValue(*DI, MIBB, VRBaseMap, EM); |