1 files changed, 1 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/LatencyPriorityQueue.h b/include/llvm/CodeGen/LatencyPriorityQueue.h
index f347f66e0981c..988e6d6cb3a3c 100644
--- a/include/llvm/CodeGen/LatencyPriorityQueue.h
+++ b/include/llvm/CodeGen/LatencyPriorityQueue.h
@@ -22,7 +22,7 @@ namespace llvm {
   class LatencyPriorityQueue;
 
   /// Sorting functions for the Available queue.
-  struct latency_sort : public std::binary_function<SUnit*, SUnit*, bool> {
+  struct latency_sort {
     LatencyPriorityQueue *PQ;
     explicit latency_sort(LatencyPriorityQueue *pq) : PQ(pq) {}