From 2ee7ef601c1a63ed37490e688b42fc57b6583ee4 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Wed, 9 Feb 2005 13:15:27 +0000
Subject: [PATCH] include needed <iostream>

[SVN r27272]
---
 include/boost/regex/concepts.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/regex/concepts.hpp b/include/boost/regex/concepts.hpp
index 2dd9a4de..7a891343 100644
--- a/include/boost/regex/concepts.hpp
+++ b/include/boost/regex/concepts.hpp
@@ -27,6 +27,7 @@
 #include <boost/regex.hpp>
 #include <bitset>
 #include <vector>
+#include <iostream>
 
 namespace boost{