[mlir] Apply ClangTidy finding (NFC)

akuegel · akuegel · commit 6e8d7e2e7fda · 2025-03-10T07:43:40.000Z
loop variable is copied but only used as const reference; consider making it a const reference
diff --git 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);
     }

Original file line number	Diff line number	Diff line change
`@@ -817,7 +817,7 @@ createExpandedTransposeOp(PatternRewriter &rewriter, TransposeOp transposeOp,`
`817`	`817`	`Value expandedInput, Value output) {`
`818`	`818`	`applyPermutationToVector(reassociation, transposeOp.getPermutation());`
`819`	`819`	`SmallVector<int64_t> newPerm;`
`820`		`- for (auto reassoc : reassociation) {`
	`820`	`+ for (const auto &reassoc : reassociation) {`
`821`	`821`	`for (auto dim : reassoc) {`
`822`	`822`	`newPerm.push_back(dim);`
`823`	`823`	`}`