1 files changed, 9 insertions, 0 deletions
diff --git a/lib/Analysis/TargetTransformInfo.cpp b/lib/Analysis/TargetTransformInfo.cpp
index 8c6005b..b587ff2 100644
--- a/lib/Analysis/TargetTransformInfo.cpp
+++ b/lib/Analysis/TargetTransformInfo.cpp
@@ -96,6 +96,11 @@ bool TargetTransformInfo::isLoweredToCall(const Function *F) const {
   return PrevTTI->isLoweredToCall(F);
 }
 
+bool TargetTransformInfo::getUnrollingPreferences(
+                            UnrollingPreferences &UP) const {
+  return PrevTTI->getUnrollingPreferences(UP);
+}
+
 bool TargetTransformInfo::isLegalAddImmediate(int64_t Imm) const {
   return PrevTTI->isLegalAddImmediate(Imm);
 }
@@ -469,6 +474,10 @@ struct NoTTI : ImmutablePass, TargetTransformInfo {
     return true;
   }
 
+  virtual bool getUnrollingPreferences(UnrollingPreferences &) const {
+    return false;
+  }
+
   bool isLegalAddImmediate(int64_t Imm) const {
     return false;
   }