From 22a4b336a6ff7db1ab5b5b050c452259a3710dae Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Thu, 27 Oct 2022 23:58:22 +0000
Subject: [PATCH] [mlir][arith] Fix -Wunused-but-set-variable

---
 mlir/lib/Dialect/Vector/Utils/VectorUtils.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mlir/lib/Dialect/Vector/Utils/VectorUtils.cpp b/mlir/lib/Dialect/Vector/Utils/VectorUtils.cpp
index f6b4cd0..ba05b03 100644
--- a/mlir/lib/Dialect/Vector/Utils/VectorUtils.cpp
+++ b/mlir/lib/Dialect/Vector/Utils/VectorUtils.cpp
@@ -166,6 +166,7 @@ static AffineMap makePermutationMap(
             countInvariantIndices == numIndices - 1) &&
            "Vectorization prerequisite violated: at most 1 index may be "
            "invariant wrt a vectorized loop");
+    (void)countInvariantIndices;
   }
   return AffineMap::get(indices.size(), 0, perm, context);
 }
-- 
2.7.4