1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/ScheduleDAG.cpp b/llvm/lib/CodeGen/ScheduleDAG.cpp
index 7bad67fde40..e309a4385e4 100644
--- a/llvm/lib/CodeGen/ScheduleDAG.cpp
+++ b/llvm/lib/CodeGen/ScheduleDAG.cpp
@@ -14,6 +14,7 @@
 
 #define DEBUG_TYPE "pre-RA-sched"
 #include "llvm/CodeGen/ScheduleDAG.h"
+#include "llvm/CodeGen/ScheduleHazardRecognizer.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetRegisterInfo.h"
@@ -561,3 +562,5 @@ void ScheduleDAGTopologicalSort::Allocate(int n, int index) {
 ScheduleDAGTopologicalSort::ScheduleDAGTopologicalSort(
                                                      std::vector<SUnit> &sunits)
  : SUnits(sunits) {}
+
+ScheduleHazardRecognizer::~ScheduleHazardRecognizer() {}