From d4c51fb376327ef4f3b6ff113961ff4a57440242 Mon Sep 17 00:00:00 2001
From: Daniel Arndt <arndtd@ornl.gov>
Date: Tue, 19 Nov 2024 07:45:54 -0500
Subject: [PATCH] Merge pull request #17872 from masterleinad/fix_sundials_7

---
 include/deal.II/sundials/n_vector.templates.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/deal.II/sundials/n_vector.templates.h b/include/deal.II/sundials/n_vector.templates.h
index 7671ea7d12..24680e569a 100644
--- a/include/deal.II/sundials/n_vector.templates.h
+++ b/include/deal.II/sundials/n_vector.templates.h
@@ -753,7 +753,7 @@ namespace SUNDIALS
           //
           // Further, we need to cast away const here, as SUNDIALS demands the
           // communicator by value.
-          return const_cast<SUNComm>(get_communicator<VectorType>(v));
+          return const_cast<SUNComm &>(get_communicator<VectorType>(v));
         else
           return SUN_COMM_NULL;
 #    endif
-- 
2.39.5