From cf502aab92264e23ec369e033712d7e7ea28dbd4 Mon Sep 17 00:00:00 2001
From: Peter Conrad <conrad@quisquis.de>
Date: Thu, 4 Apr 2019 18:22:23 +0200
Subject: [PATCH] Added missing include

---
 include/fc/optional.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/fc/optional.hpp b/include/fc/optional.hpp
index df6e1f2..ff6c789 100644
--- a/include/fc/optional.hpp
+++ b/include/fc/optional.hpp
@@ -1,6 +1,7 @@
 #pragma once
 #include <fc/utility.hpp>
 #include <assert.h>
+#include <utility>
 
 
 namespace fc {