From c0bf51e3ad8e3785a4e44686dc17217c645fa8b4 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu@google.com>
Date: Sat, 31 May 2025 14:40:19 -0700
Subject: [PATCH] [Vectorize] Fix a warning

This patch fixes:

  llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp:1865:17: error:
  unused variable 'Preds' [-Werror,-Wunused-variable]
---
 llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
index 5c8849be3d23..6ee7df5dd987 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
@@ -1862,8 +1862,7 @@ static void removeBranchOnConst(VPlan &Plan) {
 
     VPBasicBlock *RemovedSucc =
         cast<VPBasicBlock>(VPBB->getSuccessors()[RemovedIdx]);
-    const auto &Preds = RemovedSucc->getPredecessors();
-    assert(count(Preds, VPBB) == 1 &&
+    assert(count(RemovedSucc->getPredecessors(), VPBB) == 1 &&
            "There must be a single edge between VPBB and its successor");
     // Values coming from VPBB into phi recipes of RemoveSucc are removed from
     // these recipes.