diff --git a/include/llvm/ADT/SetVector.h b/include/llvm/ADT/SetVector.h
index abe20676d54..965f0deacaa 100644
--- a/include/llvm/ADT/SetVector.h
+++ b/include/llvm/ADT/SetVector.h
@@ -144,6 +144,12 @@ public:
     set_.erase(back());
     vector_.pop_back();
   }
+  
+  T pop_back_val() {
+    T Ret = back();
+    pop_back();
+    return Ret;
+  }
 
   bool operator==(const SetVector &that) const {
     return vector_ == that.vector_;