From cf3be9926f70a898a9f8ae0c4f98aa169757da5e Mon Sep 17 00:00:00 2001
From: j-berman <justinberman@protonmail.com>
Date: Wed, 13 Jul 2022 22:44:43 -0700
Subject: [PATCH] Template hash func to fix compiler error on < gcc-6

---
 contrib/epee/include/net/enums.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/contrib/epee/include/net/enums.h b/contrib/epee/include/net/enums.h
index 8c402da20..b9e05a3eb 100644
--- a/contrib/epee/include/net/enums.h
+++ b/contrib/epee/include/net/enums.h
@@ -64,3 +64,13 @@ namespace net_utils
 } // net_utils
 } // epee
 
+namespace std
+{
+	template<> struct hash<epee::net_utils::zone>
+	{
+		std::size_t operator()(const epee::net_utils::zone _z) const
+		{
+			return static_cast<std::size_t>(_z);
+		}
+	};
+} // std