From 216b4df6738fb05b0708af7656969ddf7f1cbde9 Mon Sep 17 00:00:00 2001
From: Andrea Bocci <andrea.bocci@cern.ch>
Date: Mon, 15 Jul 2024 12:27:28 +0200
Subject: [PATCH] Implement a workaround for -Warray-bounds in LTO builds

---
 RecoTracker/PixelSeeding/plugins/BuildFile.xml | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/RecoTracker/PixelSeeding/plugins/BuildFile.xml b/RecoTracker/PixelSeeding/plugins/BuildFile.xml
index f9863a6a8c292..a387c35caa691 100644
--- a/RecoTracker/PixelSeeding/plugins/BuildFile.xml
+++ b/RecoTracker/PixelSeeding/plugins/BuildFile.xml
@@ -22,7 +22,7 @@
 </library>
 
 <library file="alpaka/*.cc" name="RecoTrackerPixelSeedingPortable">
- <use name="alpaka"/>
+  <use name="alpaka"/>
   <use name="DataFormats/Portable"/>
   <use name="DataFormats/TrackSoA"/>
   <use name="DataFormats/TrackingRecHitSoA"/>
@@ -31,6 +31,8 @@
   <use name="HeterogeneousCore/AlpakaInterface"/>
   <use name="RecoLocalTracker/Records"/>
   <use name="RecoLocalTracker/SiPixelRecHits"/>
+  <!-- work around for cms-sw/cmssw#45179 -->
+  <use name="no-array-bounds-flag" for="alpaka/serial"/>
   <flags ALPAKA_BACKENDS="1"/>
   <flags EDM_PLUGIN="1"/>
 </library>