From df361299c3f9a0922a683e5fa3869764932bb19a Mon Sep 17 00:00:00 2001
From: Kjell Ahlstedt <kjell.ahlstedt@bredband.net>
Date: Fri, 8 Aug 2014 12:47:02 +0200
Subject: Add an include in limit_reference.h

* sigc++/macros/limit_reference.h.m4: limit_reference.h must include
visit_each.h, with the primary definition of template struct visitor.
https://mail.gnome.org/archives/libsigc-list/2014-August/msg00001.html

diff --git a/sigc++/macros/limit_reference.h.m4 b/sigc++/macros/limit_reference.h.m4
index 802446c..bb4b3b7 100644
--- a/sigc++/macros/limit_reference.h.m4
+++ b/sigc++/macros/limit_reference.h.m4
@@ -137,6 +137,7 @@ divert(0)
 
 _FIREWALL([LIMIT_REFERENCE])
 
+#include <sigc++/visit_each.h>
 #include <sigc++/type_traits.h>
 #include <sigc++/trackable.h>
 
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