From 82153c8775fa57339fe0d56a223f277d409e4e77 Mon Sep 17 00:00:00 2001
From: slact <slact@users.noreply.github.com>
Date: Wed, 1 Sep 2021 07:01:09 -0400
Subject: [PATCH] fix failing build with boost >= 1.76 (#3433)

---
 nano/node/common.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nano/node/common.hpp b/nano/node/common.hpp
index 3d29457f4..d3b5627e9 100644
--- a/nano/node/common.hpp
+++ b/nano/node/common.hpp
@@ -112,6 +112,7 @@ struct hash<::nano::tcp_endpoint>
 		return ehash (endpoint_a);
 	}
 };
+#ifndef BOOST_ASIO_HAS_STD_HASH
 template <>
 struct hash<boost::asio::ip::address>
 {
@@ -121,6 +122,7 @@ struct hash<boost::asio::ip::address>
 		return ihash (ip_a);
 	}
 };
+#endif
 }
 namespace boost
 {