From df6e2f445d3e2925a94d22faeb17be9444513e92 Mon Sep 17 00:00:00 2001
From: Jonathan Wakely <jwakely@redhat.com>
Date: Mon, 30 Jan 2017 15:41:53 +0000
Subject: [PATCH] Add missing header for std::function and std::bind

---
 src/pingus/screens/demo_session.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/pingus/screens/demo_session.cpp b/src/pingus/screens/demo_session.cpp
index e3ec49a2c..f887e50f0 100644
--- a/src/pingus/screens/demo_session.cpp
+++ b/src/pingus/screens/demo_session.cpp
@@ -18,6 +18,7 @@
 
 #include <algorithm>
 #include <iostream>
+#include <functional>
 
 #include "engine/gui/gui_manager.hpp"
 #include "engine/gui/surface_button.hpp"