From 8a2ac6bccf82490c34d397a72f0453cf4c7ae9ca Mon Sep 17 00:00:00 2001
From: Gunter Winkler <guwi17@gmx.de>
Date: Mon, 27 Aug 2012 23:31:04 +0000
Subject: [PATCH] boost/numeric/ublas/vector_expression.hpp - use enable_if for
 operator/(vector, scalar), see #6511

[SVN r80270]
---
 include/boost/numeric/ublas/vector_expression.hpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/boost/numeric/ublas/vector_expression.hpp b/include/boost/numeric/ublas/vector_expression.hpp
index a5cf3104..fe4d1c3f 100644
--- a/include/boost/numeric/ublas/vector_expression.hpp
+++ b/include/boost/numeric/ublas/vector_expression.hpp
@@ -1409,7 +1409,9 @@ namespace boost { namespace numeric { namespace ublas {
     // (v / t) [i] = v [i] / t
     template<class E1, class T2>
     BOOST_UBLAS_INLINE
+    typename enable_if< is_convertible<T2, typename E1::value_type >,    
     typename vector_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::result_type
+    >::type
     operator / (const vector_expression<E1> &e1,
                 const T2 &e2) {
         typedef typename vector_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::expression_type expression_type;