From e8f8a1ffacb49cd5871b67beae44d71019fd54aa Mon Sep 17 00:00:00 2001
From: Matthias Gabriel <matthias.gabriel@etit.tu-chemnitz.de>
Date: Thu, 25 Aug 2016 08:20:14 +0200
Subject: [PATCH] Added missing sstream include

---
 date.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/date.h b/date.h
index cf1e907..7e6c654 100644
--- a/date.h
+++ b/date.h
@@ -39,6 +39,7 @@
 #include <ostream>
 #include <ratio>
 #include <type_traits>
+#include <sstream>
 
 namespace date
 {