From 94d3df2015e2cec8a2d0c8e49c33bc545a9b4fc6 Mon Sep 17 00:00:00 2001
From: Adrian Kuegel <akuegel@google.com>
Date: Mon, 5 Dec 2022 11:22:20 +0100
Subject: [PATCH] [mlir][Tensor] Apply ClangTidy performance finding (NFC)

---
 mlir/lib/Dialect/Tensor/IR/TensorOps.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mlir/lib/Dialect/Tensor/IR/TensorOps.cpp b/mlir/lib/Dialect/Tensor/IR/TensorOps.cpp
index 9841165668a9..4e95243c20ed 100644
--- a/mlir/lib/Dialect/Tensor/IR/TensorOps.cpp
+++ b/mlir/lib/Dialect/Tensor/IR/TensorOps.cpp
@@ -3330,7 +3330,7 @@ ShapedType PackOp::inferPackedType(ShapedType sourceType,
                                    ArrayRef<int64_t> innerDimsPos,
                                    ArrayRef<int64_t> outerDimsPerm) {
   SmallVector<int64_t> resultShape = llvm::to_vector(sourceType.getShape());
-  for (auto tiledDim : llvm::enumerate(innerDimsPos)) {
+  for (const auto &tiledDim : llvm::enumerate(innerDimsPos)) {
     if (ShapedType::isDynamic(resultShape[tiledDim.value()]))
       continue;
     if (ShapedType::isDynamic(innerTileSizes[tiledDim.index()])) {