From 0e8a0bc6819707fb15e94ccf6a88e7436b4311be Mon Sep 17 00:00:00 2001
From: Sven Scharmentke <sven@vastlimits.com>
Date: Mon, 15 Jul 2019 12:35:46 +0200
Subject: [PATCH] Include functional for the test case.

---
 test/cxxtest/general.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/cxxtest/general.h b/test/cxxtest/general.h
index b1f136c..abb39f0 100644
--- a/test/cxxtest/general.h
+++ b/test/cxxtest/general.h
@@ -2,6 +2,7 @@
 #include <stdexcept>
 #include <cxxtest/TestSuite.h>
 #include <enum.h>
+#include <functional>
 
 #define static_assert_1(e)  static_assert(e, #e)