[llvm] Fix bazel build after #144594, mark variable as potentially unused (PR #144910)

[Karlo Basioli via llvm-commits]

https://github.com/basioli-k created https://github.com/llvm/llvm-project/pull/144910

None

>From 3c05d8b38c8bac25ad424355719ec21750103456 Mon Sep 17 00:00:00 2001
From: basioli-k <k.basioli at gmail.com>
Date: Thu, 19 Jun 2025 15:15:28 +0000
Subject: [PATCH] Fix bazel build after #144594, mark variable as potentially
 unused

---
 llvm/lib/TargetParser/TargetParser.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/llvm/lib/TargetParser/TargetParser.cpp b/llvm/lib/TargetParser/TargetParser.cpp
index 03f7d3899c2e7..90791dfb7b7cf 100644
--- a/llvm/lib/TargetParser/TargetParser.cpp
+++ b/llvm/lib/TargetParser/TargetParser.cpp
@@ -56,7 +56,7 @@ std::optional<llvm::StringMap<bool>> llvm::getCPUDefaultTargetFeatures(
   llvm::StringMap<bool> DefaultFeatures;
   setImpliedBits(Bits, CPUEntry->Implies.getAsBitset(), ProcFeatures);
 
-  unsigned BitSize = Bits.size();
+  [[maybe_unused]] unsigned BitSize = Bits.size();
   for (const BasicSubtargetFeatureKV &FE : ProcFeatures) {
     assert(FE.Value < BitSize && "Target Feature is out of range");
     if (Bits[FE.Value])