From 32a7ed74e838ac4041683f1851af7365eba1fa9a Mon Sep 17 00:00:00 2001
From: joaquintides <joaquin@tid.es>
Date: Sat, 8 Oct 2022 12:39:36 +0200
Subject: [PATCH] added missing const qualifier

---
 include/boost/unordered/detail/foa.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/unordered/detail/foa.hpp b/include/boost/unordered/detail/foa.hpp
index 4310e0e7..bd248b03 100644
--- a/include/boost/unordered/detail/foa.hpp
+++ b/include/boost/unordered/detail/foa.hpp
@@ -1306,7 +1306,7 @@ private:
   }
 
   template<typename Key>
-  inline std::size_t hash_for(const Key& x)
+  inline std::size_t hash_for(const Key& x)const
   {
     return mix_policy::mix(h()(x));
   }