diff --git a/llvm/utils/TableGen/Basic/CodeGenIntrinsics.cpp b/llvm/utils/TableGen/Basic/CodeGenIntrinsics.cpp
index 7cb86ad95266da..9153645e3d9a11 100644
--- a/llvm/utils/TableGen/Basic/CodeGenIntrinsics.cpp
+++ b/llvm/utils/TableGen/Basic/CodeGenIntrinsics.cpp
@@ -55,7 +55,7 @@ CodeGenIntrinsicTable::CodeGenIntrinsicTable(const RecordKeeper &RC) {
 }
 
 CodeGenIntrinsic::CodeGenIntrinsic(Record *R,
-                                   std::vector<Record *> DefaultProperties) {
+                                   ArrayRef<Record *> DefaultProperties) {
   TheDef = R;
   std::string DefName = std::string(R->getName());
   ArrayRef<SMLoc> DefLoc = R->getLoc();
@@ -148,7 +148,7 @@ CodeGenIntrinsic::CodeGenIntrinsic(Record *R,
 }
 
 void CodeGenIntrinsic::setDefaultProperties(
-    Record *R, std::vector<Record *> DefaultProperties) {
+    Record *R, ArrayRef<Record *> DefaultProperties) {
   // opt-out of using default attributes.
   if (R->getValueAsBit("DisableDefaultAttributes"))
     return;
diff --git a/llvm/utils/TableGen/Basic/CodeGenIntrinsics.h b/llvm/utils/TableGen/Basic/CodeGenIntrinsics.h
index da9e386d64d18b..403706407fdba1 100644
--- a/llvm/utils/TableGen/Basic/CodeGenIntrinsics.h
+++ b/llvm/utils/TableGen/Basic/CodeGenIntrinsics.h
@@ -14,6 +14,7 @@
 #define LLVM_UTILS_TABLEGEN_CODEGENINTRINSICS_H
 
 #include "SDNodeProperties.h"
+#include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/ModRef.h"
 #include <string>
@@ -140,7 +141,7 @@ struct CodeGenIntrinsic {
 
   /// Goes through all IntrProperties that have IsDefault
   /// value set and sets the property.
-  void setDefaultProperties(Record *R, std::vector<Record *> DefaultProperties);
+  void setDefaultProperties(Record *R, ArrayRef<Record *> DefaultProperties);
 
   /// Helper function to set property \p Name to true;
   void setProperty(Record *R);
@@ -154,7 +155,7 @@ struct CodeGenIntrinsic {
 
   bool isParamImmArg(unsigned ParamIdx) const;
 
-  CodeGenIntrinsic(Record *R, std::vector<Record *> DefaultProperties);
+  CodeGenIntrinsic(Record *R, ArrayRef<Record *> DefaultProperties);
 };
 
 class CodeGenIntrinsicTable {