From 284ba60ad33be9b4de955771ec6228fa833feaeb Mon Sep 17 00:00:00 2001
From: Gunter Winkler <guwi17@gmx.de>
Date: Wed, 7 Nov 2007 19:34:03 +0000
Subject: [PATCH] - io.hpp: added missing include

svn path=/trunk/boost/numeric/ublas/; revision=40906
---
 include/boost/numeric/ublas/io.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/numeric/ublas/io.hpp b/include/boost/numeric/ublas/io.hpp
index d84c8fad..795dd9bd 100644
--- a/include/boost/numeric/ublas/io.hpp
+++ b/include/boost/numeric/ublas/io.hpp
@@ -15,6 +15,7 @@
 
 // Only forward definition required to define stream operations
 #include <iosfwd>
+#include <sstream>
 #include <boost/numeric/ublas/matrix_expression.hpp>