From c40277f1072abc32d738b3834e0aa407ddd56401 Mon Sep 17 00:00:00 2001
From: Uday Bondhugula <uday@polymagelabs.com>
Date: Sat, 13 May 2023 15:36:12 +0530
Subject: [PATCH] [MLIR] NFC. Pass affine copy options by const ref

NFC. Pass affine copy options by const ref.

Differential Revision: https://reviews.llvm.org/D150507
---
 mlir/lib/Dialect/Affine/Utils/LoopUtils.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mlir/lib/Dialect/Affine/Utils/LoopUtils.cpp b/mlir/lib/Dialect/Affine/Utils/LoopUtils.cpp
index 01c7c77..b54c2b3 100644
--- a/mlir/lib/Dialect/Affine/Utils/LoopUtils.cpp
+++ b/mlir/lib/Dialect/Affine/Utils/LoopUtils.cpp
@@ -1972,7 +1972,7 @@ static LogicalResult generateCopy(
     const MemRefRegion &region, Block *block, Block::iterator begin,
     Block::iterator end, Block *copyPlacementBlock,
     Block::iterator copyInPlacementStart, Block::iterator copyOutPlacementStart,
-    AffineCopyOptions copyOptions, DenseMap<Value, Value> &fastBufferMap,
+    const AffineCopyOptions &copyOptions, DenseMap<Value, Value> &fastBufferMap,
     DenseSet<Operation *> &copyNests, uint64_t *sizeInBytes,
     Block::iterator *nBegin, Block::iterator *nEnd) {
   *nBegin = begin;
-- 
2.7.4