Repair for a regression in the test assign_to_array.cpp for Visual C++

up to but not including 7.1.  Appears to be an error in overload
resolution.


[SVN r23509]

include/boost/multi_array.hpp

@@ -93,6 +93,10 @@ public:
 #ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
     , typename detail::multi_array::disable_non_sub_array<ExtentList>::type* = 0
 #endif 
+    , typename
+      boost::disable_if_c<
+        boost::is_same<ExtentList,multi_array>::value
+      >::type* = 0
   ) :
     super_type((T*)initial_base_,extents) {
     boost::function_requires<