From f1db5d38431b6594da451ae55e7871cb48a03c6a Mon Sep 17 00:00:00 2001
From: Daniel Arndt <daniel.arndt@iwr.uni-heidelberg.de>
Date: Tue, 28 Aug 2018 12:16:41 +0200
Subject: [PATCH] Avoid warning about unused variable in
 configure_tapeless_mode

---
 include/deal.II/differentiation/ad/ad_drivers.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/deal.II/differentiation/ad/ad_drivers.h b/include/deal.II/differentiation/ad/ad_drivers.h
index d5711c6ebd..fa32e3eb68 100644
--- a/include/deal.II/differentiation/ad/ad_drivers.h
+++ b/include/deal.II/differentiation/ad/ad_drivers.h
@@ -1273,7 +1273,7 @@ namespace Differentiation
       template <typename ADNumberType>
       typename std::enable_if<ADNumberTraits<ADNumberType>::type_code ==
                               NumberTypes::adolc_tapeless>::type
-      configure_tapeless_mode(const unsigned int n_directional_derivatives)
+      configure_tapeless_mode(const unsigned int /*n_directional_derivatives*/)
       {
         AssertThrow(false, ExcRequiresAdolC());
       }
-- 
2.39.5