diff --git a/mlir/lib/Rewrite/ByteCode.cpp b/mlir/lib/Rewrite/ByteCode.cpp
--- a/mlir/lib/Rewrite/ByteCode.cpp
+++ b/mlir/lib/Rewrite/ByteCode.cpp
@@ -2276,6 +2276,7 @@
       uniquedData, matcherByteCode, state.currentPatternBenefits, patterns,
       constraintFunctions, rewriteFunctions);
   LogicalResult executeResult = executor.execute(rewriter, &matches);
+  (void)executeResult;
   assert(succeeded(executeResult) && "unexpected matcher execution failure");
 
   // Order the found matches by benefit.