From 3bd8b7a3882910425a7f175f477ea9c9b82e3124 Mon Sep 17 00:00:00 2001 From: Andrew Trick Date: Fri, 25 Mar 2011 06:40:55 +0000 Subject: Fix for -pre-RA-sched=source. Yet another case of unchecked NULL node (for physreg copy). May fix PR9509. llvm-svn: 128266 --- llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | 2 ++ 1 file changed, 2 insertions(+) (limited to 'llvm/lib/CodeGen') diff --git a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp index f02d78f6134..f5a5db89fa0 100644 --- a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp @@ -1500,6 +1500,8 @@ public: unsigned getNodePriority(const SUnit *SU) const; unsigned getNodeOrdering(const SUnit *SU) const { + if (!SU->getNode()) return 0; + return scheduleDAG->DAG->GetOrdering(SU->getNode()); } -- cgit v1.2.3