From 82c8d1517905ff86fc213cdf4242cc55103f60b0 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <doug.gregor@gmail.com>
Date: Wed, 30 Jan 2002 03:39:17 +0000
Subject: [PATCH] object_traits.hpp:   - Stateless types must be empty

[SVN r12564]
---
 include/boost/type_traits/object_traits.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/type_traits/object_traits.hpp b/include/boost/type_traits/object_traits.hpp
index 3d2fad9..f023774 100644
--- a/include/boost/type_traits/object_traits.hpp
+++ b/include/boost/type_traits/object_traits.hpp
@@ -393,7 +393,8 @@ struct is_stateless
        ::boost::has_trivial_constructor<T>::value,
        ::boost::has_trivial_copy<T>::value,
        ::boost::has_trivial_destructor<T>::value,
-       ::boost::is_class<T>::value
+       ::boost::is_class<T>::value,
+       ::boost::is_empty<T>::value
      >::value));
 };