Branch at revision 46530

[SVN r46531]

doc/Jamfile.v2

@@ -1,3 +1,13 @@
+#// Boost.Range library
+#//
+#//  Copyright Thorsten Ottosen 2003-2008. Use, modification and
+#//  distribution is subject to the Boost Software License, Version
+#//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+#//  http://www.boost.org/LICENSE_1_0.txt)
+#//
+#// For more information, see http://www.boost.org/libs/range/
+#//
+
 
 use-project boost : $(BOOST_ROOT) ;
 

doc/boost_range.html

@@ -493,7 +493,7 @@ class=identifier>T</span><span class=special>&amp; </span><span class=identifier
         </p>
             <p>
                 <code>as_literal()</code> can be used <i>internally</i> in string 
-                algorithm librararies to such that arrays of characters are 
+                algorithm librararies such that arrays of characters are 
                 handled correctly.
                 </p>
             <p>
@@ -745,7 +745,13 @@ class=identifier>T</span><span class=special>&amp; </span><span class=identifier
         
         <hr>
         <p>
-            (C) Copyright Thorsten Ottosen 2003-2007
+          &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+        </p>
+        
+        <p>
+          Distributed under the Boost Software License, Version 1.0. (See
+          accompanying file LICENSE_1_0.txt or copy at <a href=
+          "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
         </p>
         <br>
         <br>

doc/example.cpp

@@ -1,3 +1,13 @@
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2008. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+
 #include <boost/range.hpp>
 #include <iterator>         // for std::iterator_traits, std::distance()
 

doc/examples.html

@@ -41,9 +41,16 @@
         <li> <a href="../test/array.cpp">array.cpp</a>     
     </ul>
 
+
     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2004
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
     </p>
 
     <br>

doc/faq.html

@@ -114,9 +114,16 @@ Cool indeed!
     </ol>
 
 
-    <hr>
+      <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2004
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
     </p>
 
     <br>

doc/headers.html

@@ -173,7 +173,14 @@
 
     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2007
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
     </p>
 
     <br>

doc/history_ack.html

@@ -18,10 +18,10 @@
 
     <h2  >History and Acknowledgement</h2><a name="History" ></a>
     <p  >
-    The library have been under way for a long time. Dietmar K<>hl originally 
+    The library was under way for a long time. Dietmar K<>hl originally intended
-    intended to submit an <code  >array_traits</code> class template which 
+    to submit an <code  >array_traits</code> class template which had most of
-    had most of the functionality present now, but only for arrays and standard 
+    the functionality present now, but only for arrays and standard containers.
-    containers. 
+        I believe this was back in 2001 or 2002.
     </p>
     
     <p>
@@ -61,7 +61,14 @@ C++ standard: <blockquote>
     
     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2006
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
     </p>
 
     <br>

doc/intro.html

@@ -24,7 +24,7 @@
     to a somewhat clumsy use of the algorithms with redundant specification
     of container names. Therefore we would like to raise the abstraction level
     for algorithms so they specify their interface in terms of <a
-    href=range.html>Ranges</a> as much as possible.
+    href="range.html">Ranges</a> as much as possible.
     </p>
 
     <p>
@@ -63,8 +63,7 @@ free-standing functions so syntactic and/or semantic differences can be removed.
 
     </ul>
     </p>
-    <p  >
+    <p  > Below is given a small example (the complete example can be found <a
-    Below are given a small example (the complete example can be found <a 
     href="../test/algorithm_example.cpp" target="_self" >here</a>): <blockquote>
         <pre  >
 <span class=comment>
@@ -136,7 +135,14 @@ Notice that we have to
 
     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2007
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
     </p>
 
     <br>

doc/portability.html

@@ -35,7 +35,7 @@ href="http://boost.sourceforge.net/regression-logs/developer/range.html">here</a
     </p>
     <p  >
     Notice also that some compilers cannot do function template ordering properly. 
-    In that case one must rely of <a
+    In that case one must rely on <a
       href="boost_range.html#range_iterator"><code >range_iterator</code></a> 
       and a single function definition instead of overloaded versions for const and 
       non-const arguments.
@@ -73,11 +73,18 @@ href="http://boost.sourceforge.net/regression-logs/developer/range.html">here</a
     </ol>
     </p>
 
-    <hr>
+     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2004
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
     </p>
 
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
+    </p>>
+
     <br>
     <br>
     <br>

doc/range.html

@@ -352,34 +352,16 @@ href="../../iterator/doc/new-iter-concepts.html#random-access-traversal-iterator
     <p> <a href="../../concept_check/concept_check.htm">Boost Concept Check library</a></p>
 
     <hr>
+    <p>
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
+    </p>
 
-    <!--
+    <p>
-    <h3>Notes</h3>
+      Distributed under the Boost Software License, Version 1.0. (See
-
+      accompanying file LICENSE_1_0.txt or copy
-    
+      at <a href=
-    <P>
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
-    <A name="1">[1]</A>
+    </p>
-
-    The reference type does not have to be a real C++ reference. The requirements of 
-    the reference type is that it <i>behaves</i> like a real reference. Hence the 
-    reference type must be convertible to the value_type and assignment through
-
-    <br>
-    <br>
-    <HR>
-    <br>
--->
-
-    <TABLE>
-        <TR valign="top">
-            <TD nowrap>Copyright &copy 2000</TD>
-            <TD><A HREF=http://www.boost.org/people/jeremy_siek.htm>Jeremy Siek</A>
-        </TR>
-        <tr >
-            <TD nowrap>Copyright &copy 2004-2007</TD>
-            <TD>Thorsten Ottosen.
-    </TABLE>
-
     <br>
     <br>
     <br>

doc/style.css

@@ -1,3 +1,14 @@
+/*
+// Boost.Range library
+//
+//  Copyright Thorsten Ottosen 2003-2008. Use, modification and
+//  distribution is subject to the Boost Software License, Version
+//  1.0. (See accompanying file LICENSE_1_0.txt or copy at
+//  http://www.boost.org/LICENSE_1_0.txt)
+//
+// For more information, see http://www.boost.org/libs/range/
+//
+*/
 pre{
   BORDER-RIGHT: gray 1pt solid;
   PADDING-RIGHT: 2pt;

doc/style.html

@@ -53,7 +53,7 @@
                     <a href="range.html#bidirectional_range">Bidirectional Range</a> <li>
                     <a href="range.html#random_access_range">Random Access Range</a> </ul>
     </ul>
-    Notice how we have used the categories from the <a href=../../iterator/doc/new-iter-concepts.html>new 
+    Notice how we have used the categories from the <a href="../../iterator/doc/new-iter-concepts.html">new 
     style iterators</a>.
 
     <p>
@@ -104,9 +104,15 @@
 
     <hr>
     <p>
-    (C) Copyright Thorsten Ottosen 2003-2004
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
     </p>
 
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
+    </p>
     <br>
     <br>
     <br>

doc/utility_class.html

@@ -27,17 +27,18 @@
 
     <ul>
         <li>
-            Class <a href=#iter_range><code>iterator_range</code></a>
+            Class <a href="#iter_range"><code>iterator_range</code></a>
         <li>
-            Class <a href=#sub_range><code>sub_range</code></a>
+            Class <a href="#sub_range"><code>sub_range</code></a>
     </ul>
     </ul>
 
-    The <code>iterator_range</code> class is templated on an 
+    The <code>iterator_range</code> class is templated on a <a
-    <a href="../../iterator/doc/new-iter-concepts.html#forward-traversal-iterators-lib-forward-traversal-iterators">Forward 
+    href="../../iterator/doc/new-iter-concepts.html#forward-traversal-iterators-lib-forward-traversal-iterators">Forward 
     Traversal Iterator</a> and should be used whenever fairly general code is needed. 
-    The <code>sub_range</code> class is templated on an <a href="range.html#forward_range">Forward
+    The <code>sub_range</code> class is templated on a <a 
-    Range</a> and it is less general, but a bit easier to use since its template 
+    href="range.html#forward_range">Forward Range</a> and it is less general, 
+    but a bit easier to use since its template 
     argument is easier to specify. The biggest difference is, however, that a 
     <code>sub_range</code> can propagate constness because it knows what a 
 corresponding <code>const_iterator</code> is. </p>
@@ -328,7 +329,7 @@ class can propagate constness since it knows what a corresponding
         <span class=keyword>const </span><span class=identifier>value_type</span><span class=special>&amp; </span><span class=keyword>operator</span><span class=special>[]( </span><span class=identifier>difference_type </span><span class=identifier>at </span><span class=special>) </span><span class=keyword>const</span><span class=special>;</span>
     
     <span class=keyword>public</span><span class=special>:
-        </span><span class=comment>// rest of interface inherited from <a href=#iter_range><code>iterator_range</code></a>
+        </span><span class=comment>// rest of interface inherited from <a href="#iter_range"><code>iterator_range</code></a>
     </span><span class=special>};
     </span>
 <span class=special>} </span><span class=comment>// namespace 'boost'</span>
@@ -349,10 +350,17 @@ store the result
 </pre>
  </p>
 
-<hr>
+    <hr>
-  <p>
+    <p>
-    (C) Copyright Thorsten Ottosen 2003-2007
+      &copy; <a name="Copyright" id="Copyright">Copyright</a> Thorsten Ottosen 2008.
-  </p>
+    </p>
+
+    <p>
+      Distributed under the Boost Software License, Version 1.0. (See
+      accompanying file LICENSE_1_0.txt or copy
+      at <a href=
+      "http://www.boost.org/LICENSE_1_0.txt">www.boost.org/LICENSE_1_0.txt</a>)
+    </p>
 
   <br>
   <br>

include/boost/range/as_literal.hpp

@@ -8,14 +8,14 @@
 // For more information, see http://www.boost.org/libs/range/
 //
 
-#ifndef BOOST_RANGE_DETAIL_AS_LITERAL_HPP
+#ifndef BOOST_RANGE_AS_LITERAL_HPP
-#define BOOST_RANGE_DETAIL_AS_LITERAL_HPP
+#define BOOST_RANGE_AS_LITERAL_HPP
 
 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
 # pragma once
 #endif
 
-#if BOOST_NO_FUNCTION_TEMPLATE_ORDERING
+#ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
 #include <boost/range/detail/as_literal.hpp>
 #else
 
@@ -25,7 +25,9 @@
 #include <boost/detail/workaround.hpp>
 
 #include <cstring>
+#ifndef BOOST_NO_CWCHAR 
 #include <cwchar>
+#endif
 
 namespace boost
 {
@@ -36,10 +38,12 @@ namespace boost
             return strlen( s );
         }
 
+#ifndef BOOST_NO_INTRINSIC_WCHAR_T 
         inline std::size_t length( const wchar_t* s )
         {
             return wcslen( s );
         }
+#endif        
 
         //
         // Remark: the compiler cannot choose between T* and T[sz]
@@ -57,7 +61,7 @@ namespace boost
             return true;
         }
 
-        
+#ifndef BOOST_NO_INTRINSIC_WCHAR_T 
         inline bool is_char_ptr( wchar_t* )
         {
             return true;
@@ -67,6 +71,7 @@ namespace boost
         {
             return true;
         }
+#endif
         
         template< class T >
         inline long is_char_ptr( T /* r */ )
@@ -107,23 +112,14 @@ namespace boost
     template< class Char, std::size_t sz >
     inline iterator_range<Char*> as_literal( Char (&arr)[sz] )
     {
-#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x590)) && __BORLANDC__ >= 0x590
+        return range_detail::make_range( arr, range_detail::is_char_ptr(arr) );        
-        return boost::make_iterator_range<Char*>( arr, arr + sz - 1 );
-#else
-        return boost::make_iterator_range( arr, arr + sz - 1 );
-#endif
     }
-
     
     template< class Char, std::size_t sz >
-	inline iterator_range<const Char*> as_literal( const Char (&arr)[sz] )
+    inline iterator_range<const Char*> as_literal( const Char (&arr)[sz] )
     {
-#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x590)) && __BORLANDC__ >= 0x590
+        return range_detail::make_range( arr, range_detail::is_char_ptr(arr) );
-        return boost::make_iterator_range<const Char*>( arr, arr + sz - 1 );
+    }
-#else
-        return boost::make_iterator_range( arr, arr + sz - 1 );
-#endif
-	}
 }
 
 #endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING

include/boost/range/begin.hpp

@@ -73,15 +73,15 @@ namespace range_detail
     // May this be discarded? Or is it needed for bad compilers?
     //
     template< typename T, std::size_t sz >
-    inline const T* range_begin( const T (&array)[sz] )
+    inline const T* range_begin( const T (&a)[sz] )
     {
-        return array;
+        return a;
     }
 
     template< typename T, std::size_t sz >
-    inline T* range_begin( T (&array)[sz] )
+    inline T* range_begin( T (&a)[sz] )
     {
-        return array;
+        return a;
     }
 
 

include/boost/range/detail/as_literal.hpp

@@ -8,8 +8,8 @@
 // For more information, see http://www.boost.org/libs/range/
 //
 
-#ifndef BOOST_RANGE_AS_LITERAL_HPP
+#ifndef BOOST_RANGE_DETAIL_AS_LITERAL_HPP
-#define BOOST_RANGE_AS_LITERAL_HPP
+#define BOOST_RANGE_DETAIL_AS_LITERAL_HPP
 
 #if defined(_MSC_VER) && (_MSC_VER >= 1200)
 # pragma once

include/boost/range/detail/implementation_help.hpp

@@ -25,6 +25,8 @@ namespace boost
 {
     namespace range_detail
     {
+        template <typename T>
+        inline void boost_range_silence_warning( const T& ) { }
         
         /////////////////////////////////////////////////////////////////////
         // end() help
@@ -82,12 +84,14 @@ namespace boost
         template< class T, std::size_t sz >
         inline std::size_t array_size( T BOOST_RANGE_ARRAY_REF()[sz] )
         {
+            boost_range_silence_warning( boost_range_array );
             return sz;
         }
 
         template< class T, std::size_t sz >
         inline std::size_t array_size( const T BOOST_RANGE_ARRAY_REF()[sz] )
         {
+            boost_range_silence_warning( boost_range_array );
             return sz;
         }
 

include/boost/range/detail/sizer.hpp

@@ -25,12 +25,10 @@ namespace boost
     //////////////////////////////////////////////////////////////////////
     
     template< typename T, std::size_t sz >
-    char&
+    char (& sizer( const T BOOST_RANGE_ARRAY_REF()[sz] ) )[sz];
-    sizer( const T BOOST_RANGE_ARRAY_REF()[sz] )[sz];
     
     template< typename T, std::size_t sz >
-    char&
+    char (& sizer( T BOOST_RANGE_ARRAY_REF()[sz] ) )[sz];
-    sizer( T BOOST_RANGE_ARRAY_REF()[sz] )[sz];
 
 } // namespace 'boost'
 

include/boost/range/end.hpp

@@ -71,15 +71,15 @@ namespace range_detail
         //////////////////////////////////////////////////////////////////////
 
         template< typename T, std::size_t sz >
-        inline const T* range_end( const T (&array)[sz] )
+        inline const T* range_end( const T (&a)[sz] )
         {
-            return range_detail::array_end<T,sz>( array );
+            return range_detail::array_end<T,sz>( a );
         }
 
         template< typename T, std::size_t sz >
-        inline T* range_end( T (&array)[sz] )
+        inline T* range_end( T (&a)[sz] )
         {
-            return range_detail::array_end<T,sz>( array );
+            return range_detail::array_end<T,sz>( a );
         }
 
 #if !BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564)) && \

include/boost/range/iterator_range.hpp

@@ -11,8 +11,15 @@
 #ifndef BOOST_RANGE_ITERATOR_RANGE_HPP
 #define BOOST_RANGE_ITERATOR_RANGE_HPP
 
-// From boost/dynamic_bitset.hpp; thanks to Matthias Troyer for Cray X1 patch.
 #include <boost/config.hpp> // Define __STL_CONFIG_H, if appropriate.
+#include <boost/detail/workaround.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500))
+    #pragma warning( push )
+    #pragma warning( disable : 4996 )
+#endif
+
+// From boost/dynamic_bitset.hpp; thanks to Matthias Troyer for Cray X1 patch.
 #ifndef BOOST_OLD_IOSTREAMS 
 # if defined(__STL_CONFIG_H) && \
     !defined (__STL_USE_NEW_IOSTREAMS) && !defined(__crayx1) \
@@ -21,12 +28,13 @@
 # endif
 #endif // #ifndef BOOST_OLD_IOSTREAMS
 
-#include <boost/detail/workaround.hpp>
+#include <boost/assert.hpp>
+#include <boost/iterator/iterator_traits.hpp>    
+#include <boost/type_traits/is_abstract.hpp>
 #include <boost/range/functions.hpp>
 #include <boost/range/iterator.hpp>
 #include <boost/range/difference_type.hpp>
-#include <boost/iterator/iterator_traits.hpp>    
+#include <boost/utility/enable_if.hpp>
-#include <boost/assert.hpp>
 #include <iterator>
 #include <algorithm>
 #ifndef _STLP_NO_IOSTREAMS
@@ -38,10 +46,6 @@
 #endif // _STLP_NO_IOSTREAMS
 #include <cstddef>
 
-#if BOOST_WORKAROUND(BOOST_MSVC, == 1310) || BOOST_WORKAROUND(BOOST_MSVC, == 1400) 
-    #pragma warning( disable : 4996 )
-#endif
-
 /*! \file
     Defines the \c iterator_class and related functions. 
     \c iterator_range is a simple wrapper of iterator pair idiom. It provides
@@ -163,6 +167,12 @@ namespace boost
             //! iterator type
             typedef IteratorT iterator;
 
+        private: // for return value of operator()()
+            typedef BOOST_DEDUCED_TYPENAME 
+                boost::mpl::if_< boost::is_abstract<value_type>,
+                                 reference, value_type >::type abstract_value_type;
+
+        public:
             iterator_range() : m_Begin( iterator() ), m_End( iterator() )
                 #ifndef NDEBUG
             , singular( true )
@@ -175,7 +185,7 @@ namespace boost
                 m_Begin(Begin), m_End(End)
                 #ifndef NDEBUG
             , singular(false) 
-                 #endif
+                #endif
             {}
 
             //! Constructor from a Range
@@ -200,7 +210,7 @@ namespace boost
             template< class Range >
             iterator_range( const Range& r, iterator_range_detail::const_range_tag ) : 
                 m_Begin( impl::adl_begin( r ) ), m_End( impl::adl_end( r ) )
-                 #ifndef NDEBUG
+                #ifndef NDEBUG
             , singular(false) 
                 #endif
             {}
@@ -209,7 +219,7 @@ namespace boost
             template< class Range >
             iterator_range( Range& r, iterator_range_detail::range_tag ) : 
                 m_Begin( impl::adl_begin( r ) ), m_End( impl::adl_end( r ) )
-                 #ifndef NDEBUG
+                #ifndef NDEBUG
             , singular(false) 
                 #endif
             {}
@@ -350,8 +360,8 @@ namespace boost
            // When storing transform iterators, operator[]()
            // fails because it returns by reference. Therefore
            // operator()() is provided for these cases.
-           //
+           // 
-           value_type operator()( difference_type at ) const
+           abstract_value_type operator()( difference_type at ) const                              
            {
                BOOST_ASSERT( at >= 0 && at < size() );
                return m_Begin[at];               
@@ -380,13 +390,15 @@ namespace boost
             bool      singular;
             #endif
 
-            #ifndef NDEBUG
         public:
             bool is_singular() const
             {
+                 #ifndef NDEBUG
                  return singular;
+                 #else
+                 return false;
+                 #endif
             }
-            #endif
 
         protected:
             //
@@ -639,5 +651,9 @@ namespace boost
 
 #undef BOOST_OLD_IOSTREAMS
 
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500)) 
+    #pragma warning( pop )
+#endif
+
 #endif
 

include/boost/range/sub_range.hpp

@@ -11,16 +11,20 @@
 #ifndef BOOST_RANGE_SUB_RANGE_HPP
 #define BOOST_RANGE_SUB_RANGE_HPP
 
-#if BOOST_WORKAROUND(BOOST_MSVC, == 1310) || BOOST_WORKAROUND(BOOST_MSVC, == 1400) 
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500)) 
+    #pragma warning( push )
     #pragma warning( disable : 4996 )
 #endif
 
+#include <boost/detail/workaround.hpp>
 #include <boost/range/config.hpp>
 #include <boost/range/iterator_range.hpp>
 #include <boost/range/value_type.hpp>
 #include <boost/range/size_type.hpp>
 #include <boost/range/difference_type.hpp>
 #include <boost/assert.hpp>
+#include <boost/type_traits/is_reference.hpp>
+#include <boost/type_traits/remove_reference.hpp>
 
 namespace boost
 {
@@ -39,12 +43,18 @@ namespace boost
         typedef BOOST_DEDUCED_TYPENAME range_difference<ForwardRange>::type       difference_type;
         typedef BOOST_DEDUCED_TYPENAME range_size<ForwardRange>::type             size_type;
         typedef BOOST_DEDUCED_TYPENAME base::reference                            reference;
+        
+    public: // for return value of front/back
+        typedef BOOST_DEDUCED_TYPENAME 
+                boost::mpl::if_< boost::is_reference<reference>,
+                                 const BOOST_DEDUCED_TYPENAME boost::remove_reference<reference>::type&, 
+                                 reference >::type const_reference;
 
     public:
         sub_range() : base() 
         { }
         
-#if BOOST_WORKAROUND(BOOST_MSVC, == 1310) || BOOST_WORKAROUND(BOOST_MSVC, == 1400) 
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500) ) 
         sub_range( const sub_range& r ) 
             : base( static_cast<const base&>( r ) )  
         { }  
@@ -110,7 +120,7 @@ namespace boost
             return base::front();
         }
 
-        const value_type& front() const
+        const_reference front() const
         {
             return base::front();
         }
@@ -120,7 +130,7 @@ namespace boost
             return base::back();
         }
 
-        const value_type& back() const
+        const_reference back() const
         {
             return base::back();
         }
@@ -130,7 +140,7 @@ namespace boost
             return base::operator[](sz);
         }
 
-        const value_type& operator[]( difference_type sz ) const
+        const_reference operator[]( difference_type sz ) const
         {
             return base::operator[](sz);
         }
@@ -161,5 +171,9 @@ namespace boost
 
 } // namespace 'boost'
 
+#if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1500)) 
+    #pragma warning( pop )
+#endif
+
 #endif
 

index.html

@@ -22,7 +22,7 @@
   </p>
   <p>
   Use, modification and distribution is subject to the Boost Software License, Version 1.0
-  (see <a href=http://www.boost.org/LICENSE_1_0.txt>
+  (see <a href="http://www.boost.org/LICENSE_1_0.txt">
    http://www.boost.org/LICENSE_1_0.txt</a>).
   </p>
 

test/Jamfile.v2

@@ -12,9 +12,9 @@ rule range-test ( name : includes * )
 {
     return [
         run $(name).cpp /boost/test//boost_unit_test_framework/<link>static
+        :
         : 
-        : 
+        : <toolset>gcc:<cxxflags>"-Wall -Wunused "
-        : $(includes)
         ] ;
 }
 

test/TODO

@@ -1 +0,0 @@
-

test/partial_workaround.cpp

@@ -10,6 +10,8 @@
 
 #include <boost/config.hpp>
 #include <boost/detail/workaround.hpp>
+#include <boost/range/detail/implementation_help.hpp>
+#include <boost/test/test_tools.hpp>
 
 #if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
 #  pragma warn -8091 // supress warning in Boost.Test
@@ -30,7 +32,6 @@
 
 #include <boost/static_assert.hpp>
 #include <boost/type_traits.hpp>
-#include <boost/test/test_tools.hpp>
 #include <iostream>
 #include <vector>
 
@@ -91,6 +92,11 @@ void check_partial_workaround()
 
 void check_partial_workaround()
 {
+    //
+    // test if warnings are generated
+    //
+    std::size_t s = boost::range_detail::array_size( "foo" );
+    BOOST_CHECK_EQUAL( s,  4u );
 }
 
 #endif

test/string.cpp

@@ -137,14 +137,7 @@ void check_char()
     BOOST_CHECK_EQUAL( str_end( char_s ), str_end1 );
     BOOST_CHECK_EQUAL( str_empty( char_s ), (char_s == 0 || char_s[0] == char()) );
     BOOST_CHECK_EQUAL( sz, std::char_traits<char>::length( char_s ) );
-/*    
+
-    BOOST_CHECK_EQUAL( str_begin( char_s2 ), char_s2 );
-    std::size_t sz2 = size( char_s2 );
-    const char* str_end12 = str_begin( char_s2 ) + sz;
-    BOOST_CHECK_EQUAL( str_end( char_s2 ), str_end12 );
-    BOOST_CHECK_EQUAL( empty( char_s2 ), (char_s2 == 0 || char_s2[0] == char()) );
-    BOOST_CHECK_EQUAL( sz2, std::char_traits<char>::length( char_s2 ) );
-*/
     BOOST_CHECK_EQUAL( str_begin( my_string ), my_string );
     range_iterator<char_array_t>::type str_end2 = str_begin( my_string ) + str_size(my_string);
     range_iterator<char_array_t>::type str_end3 = str_end(my_string);
@@ -165,6 +158,20 @@ void check_char()
 
     BOOST_CHECK( find_const( as_array( my_string ), to_search ) != str_end(my_string) );
     BOOST_CHECK( find_const( as_array( my_const_string ), to_search ) != str_end(my_string) );
+
+    //
+    // Test that as_literal() always scan for null terminator
+    //
+    char an_array[] = "foo\0bar";
+    BOOST_CHECK_EQUAL( str_begin( an_array ), an_array );
+    BOOST_CHECK_EQUAL( str_end( an_array ), an_array + 3 );
+    BOOST_CHECK_EQUAL( str_size( an_array ), 3 );
+
+    const char a_const_array[] = "foobar\0doh";
+    BOOST_CHECK_EQUAL( str_begin( a_const_array ), a_const_array );
+    BOOST_CHECK_EQUAL( str_end( a_const_array ), a_const_array + 6 );
+    BOOST_CHECK_EQUAL( str_size( a_const_array ), 6 );
+
 }
 
 
@@ -172,9 +179,6 @@ void check_char()
 void check_string()
 {
     check_char();
-//    check_char<volatile char>();
-//    check_char<const char>();
-//    check_char<const volatile char>();
     
 #ifndef BOOST_NO_STD_WSTRING
     typedef wchar_t*               wchar_iterator_t;          
@@ -197,13 +201,7 @@ void check_string()
     BOOST_CHECK_EQUAL( str_end(char_ws), (str_begin( char_ws ) + sz) );
     BOOST_CHECK_EQUAL( str_empty( char_ws ), (char_ws == 0 || char_ws[0] == wchar_t()) );
     BOOST_CHECK_EQUAL( sz, std::char_traits<wchar_t>::length( char_ws ) );
- /*       
+
-    std::size_t sz2 = size( char_ws2 );
-    BOOST_CHECK_EQUAL( str_begin( char_ws2 ), char_ws2 );
-    BOOST_CHECK_EQUAL( str_end( char_ws2 ), (begin( char_ws2 ) + sz2) );
-    BOOST_CHECK_EQUAL( empty( char_ws2 ), (char_ws2 == 0 || char_ws2[0] == wchar_t()) );
-    BOOST_CHECK_EQUAL( sz2, std::char_traits<wchar_t>::length( char_ws2 ) );
-   */ 
     wchar_t to_search = L'n';
     BOOST_CHECK( find( char_ws, to_search ) != str_end(char_ws) );