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-rw-r--r--lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
index 4d51f0c13e..1ad7919962 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp
@@ -1129,8 +1129,8 @@ bool bu_ls_rr_sort::operator()(const SUnit *left, const SUnit *right) const {
// Prefer an ordering where the lower the non-zero order number, the higher
// the preference.
- if (LOrder && ROrder && LOrder != ROrder)
- return LOrder < ROrder;
+ if ((LOrder || ROrder) && LOrder != ROrder)
+ return LOrder != 0 && (LOrder < ROrder || ROrder == 0);
unsigned LPriority = SPQ->getNodePriority(left);
unsigned RPriority = SPQ->getNodePriority(right);