From c26137f2ddd6b46e439872856e86ebc54eb4cfea Mon Sep 17 00:00:00 2001
From: joaquintides <joaquin@tid.es>
Date: Fri, 4 Aug 2023 19:19:22 +0200
Subject: [PATCH] unnamed unused arg

---
 include/boost/unordered/concurrent_flat_map.hpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/boost/unordered/concurrent_flat_map.hpp b/include/boost/unordered/concurrent_flat_map.hpp
index f4b2be88..e04f84b6 100644
--- a/include/boost/unordered/concurrent_flat_map.hpp
+++ b/include/boost/unordered/concurrent_flat_map.hpp
@@ -780,8 +780,7 @@ namespace boost {
 
     template<class Archive, class K, class V, class H, class KE, class A>
     void serialize(
-      Archive& ar, concurrent_flat_map<K, V, H, KE, A>& c,
-      unsigned int version)
+      Archive& ar, concurrent_flat_map<K, V, H, KE, A>& c, unsigned int)
     {
       ar & core::make_nvp("table",c.table_);
     }