diff --git a/llvm/utils/TableGen/IntrinsicEmitter.cpp b/llvm/utils/TableGen/IntrinsicEmitter.cpp
index 1968e7eac21e33..bbf651e8906393 100644
--- a/llvm/utils/TableGen/IntrinsicEmitter.cpp
+++ b/llvm/utils/TableGen/IntrinsicEmitter.cpp
@@ -346,7 +346,7 @@ static constexpr {} IIT_Table[] = {{
                 FixedEncodingTypeName);
 
   unsigned MaxOffset = 0;
-  for (auto [Idx, FixedEncoding, Int] : enumerate(FixedEncodings, Ints)) {
+  for (const auto [Idx, FixedEncoding, Int] : enumerate(FixedEncodings, Ints)) {
     if ((Idx & 7) == 7)
       OS << "\n  ";