From 6e8d7e2e7fda1ec6f9517346f269cb0c377fb34b Mon Sep 17 00:00:00 2001
From: Adrian Kuegel <akuegel@google.com>
Date: Mon, 10 Mar 2025 07:43:40 +0000
Subject: [PATCH] [mlir] Apply ClangTidy finding (NFC)

loop variable is copied but only used as const reference; consider making it a const reference
---
 mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp b/mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp
index 337fd8f3a0ac1..3f016fed3519c 100644
--- a/mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp
+++ b/mlir/lib/Dialect/Linalg/Transforms/ElementwiseOpFusion.cpp
@@ -817,7 +817,7 @@ createExpandedTransposeOp(PatternRewriter &rewriter, TransposeOp transposeOp,
                           Value expandedInput, Value output) {
   applyPermutationToVector(reassociation, transposeOp.getPermutation());
   SmallVector<int64_t> newPerm;
-  for (auto reassoc : reassociation) {
+  for (const auto &reassoc : reassociation) {
     for (auto dim : reassoc) {
       newPerm.push_back(dim);
     }