From 96a75568be7701dedb94d84b6584af8dfa92c7db Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adri=C3=A0=20Arrufat?=
 <1671644+arrufat@users.noreply.github.com>
Date: Wed, 18 Nov 2020 22:26:12 +0900
Subject: [PATCH] fix unused parameter warning in visitor_net_to_xml (#2240)

---
 dlib/dnn/utilities.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlib/dnn/utilities.h b/dlib/dnn/utilities.h
index facb86f7a..808195533 100644
--- a/dlib/dnn/utilities.h
+++ b/dlib/dnn/utilities.h
@@ -64,13 +64,13 @@ namespace dlib
             }
 
             template <unsigned long ID, typename U, typename E>
-            void operator()(size_t idx, const add_tag_layer<ID,U,E>& l) 
+            void operator()(size_t idx, const add_tag_layer<ID,U,E>& /*l*/) 
             {
                 out << "<layer idx='"<<idx<<"' type='tag' id='"<<ID<<"'/>\n";
             }
 
             template <template<typename> class T, typename U>
-            void operator()(size_t idx, const add_skip_layer<T,U>& l) 
+            void operator()(size_t idx, const add_skip_layer<T,U>& /*l*/) 
             {
                 out << "<layer idx='"<<idx<<"' type='skip' id='"<<(tag_id<T>::id)<<"'/>\n";
             }