From fd0d8042e2bb2fb5a4d88bcfc700c1cb9d7aa1bb Mon Sep 17 00:00:00 2001
From: Frank Mori Hess <fmh6jj@gmail.com>
Date: Thu, 6 Nov 2014 23:32:20 -0500
Subject: [PATCH] Fix for missing include from Evangelos Foutras.

---
 include/boost/signals2/trackable.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/signals2/trackable.hpp b/include/boost/signals2/trackable.hpp
index dba001d..64e8489 100644
--- a/include/boost/signals2/trackable.hpp
+++ b/include/boost/signals2/trackable.hpp
@@ -18,6 +18,7 @@
 
 #include <boost/assert.hpp>
 #include <boost/shared_ptr.hpp>
+#include <boost/weak_ptr.hpp>
 
 namespace boost {
   namespace signals2 {
-- 
2.1.0