From 57777a5066a6b872f7576a81f021d18899595e38 Mon Sep 17 00:00:00 2001
From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Thu, 19 Sep 2024 11:01:58 +0200
Subject: [PATCH] [LoopVectorize] Silence unused variable warning

---
 llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp
index 9645bd877fbf5e..a4787483813a9a 100644
--- a/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoopVectorizationLegality.cpp
@@ -1575,7 +1575,8 @@ bool LoopVectorizationLegality::isVectorizableEarlyExitLoop() {
   LLVM_DEBUG(
       dbgs()
       << "LV: Found an early exit. Retrying with speculative exit count.\n");
-  const SCEV *SpecExitCount = PSE.getSymbolicMaxBackedgeTakenCount();
+  [[maybe_unused]] const SCEV *SpecExitCount =
+      PSE.getSymbolicMaxBackedgeTakenCount();
   assert(!isa<SCEVCouldNotCompute>(SpecExitCount) &&
          "Failed to get symbolic expression for backedge taken count");