From 36457566f9917dc7c0c348d012816a2ca333ef1b Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Wed, 17 Dec 2014 23:00:42 +0100
Subject: Merge branch 'nix' into 'master'.

---
 nix/boost/format/group.hpp | 680 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 680 insertions(+)
 create mode 100644 nix/boost/format/group.hpp

(limited to 'nix/boost/format/group.hpp')

diff --git a/nix/boost/format/group.hpp b/nix/boost/format/group.hpp
new file mode 100644
index 0000000000..ac63f3f0ba
--- /dev/null
+++ b/nix/boost/format/group.hpp
@@ -0,0 +1,680 @@
+
+// -*- C++ -*-
+//  Boost general library 'format'   ---------------------------
+//  See http://www.boost.org for updates, documentation, and revision history.
+
+//  (C) Samuel Krempp 2001
+//                  krempp@crans.ens-cachan.fr
+//  Permission to copy, use, modify, sell and
+//  distribute this software is granted provided this copyright notice appears
+//  in all copies. This software is provided "as is" without express or implied
+//  warranty, and with no claim as to its suitability for any purpose.
+
+// ideas taken from Rüdiger Loos's format class
+// and Karl Nelson's ofstream
+
+// ----------------------------------------------------------------------------
+
+// group.hpp :  encapsulates a group of manipulators along with an argument
+//                      
+// group_head : cut the last element of a group out.
+// (is overloaded below on each type of group)
+
+// group_last : returns the last element of a group
+// (is overloaded below on each type of group)
+
+// ----------------------------------------------------------------------------
+
+
+#ifndef BOOST_FORMAT_GROUP_HPP
+#define BOOST_FORMAT_GROUP_HPP
+
+
+namespace boost {
+namespace io {
+
+
+namespace detail {
+
+
+// empty group, but useful even though.
+struct group0 
+{
+    group0()      {}
+};
+
+template <class Ch, class Tr>
+inline
+BOOST_IO_STD ostream&
+operator << ( BOOST_IO_STD ostream& os,
+             const group0& )
+{ 
+   return os; 
+}
+
+template <class T1>
+struct group1
+{
+    T1 a1_;
+    group1(T1 a1)
+      : a1_(a1)
+      {}
+};
+
+template <class Ch, class Tr, class T1>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group1<T1>& x)
+{ 
+   os << x.a1_;  
+   return os; 
+}
+
+
+
+
+template <class T1,class T2>
+struct group2
+{
+    T1 a1_;
+    T2 a2_;
+    group2(T1 a1,T2 a2)
+      : a1_(a1),a2_(a2)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group2<T1,T2>& x)
+{ 
+   os << x.a1_<< x.a2_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3>
+struct group3
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    group3(T1 a1,T2 a2,T3 a3)
+      : a1_(a1),a2_(a2),a3_(a3)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group3<T1,T2,T3>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4>
+struct group4
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    group4(T1 a1,T2 a2,T3 a3,T4 a4)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group4<T1,T2,T3,T4>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5>
+struct group5
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    group5(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group5<T1,T2,T3,T4,T5>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+struct group6
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    T6 a6_;
+    group6(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group6<T1,T2,T3,T4,T5,T6>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+struct group7
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    T6 a6_;
+    T7 a7_;
+    group7(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group7<T1,T2,T3,T4,T5,T6,T7>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+struct group8
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    T6 a6_;
+    T7 a7_;
+    T8 a8_;
+    group8(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group8<T1,T2,T3,T4,T5,T6,T7,T8>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+struct group9
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    T6 a6_;
+    T7 a7_;
+    T8 a8_;
+    T9 a9_;
+    group9(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8),a9_(a9)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group9<T1,T2,T3,T4,T5,T6,T7,T8,T9>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_<< x.a9_;  
+   return os; 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+struct group10
+{
+    T1 a1_;
+    T2 a2_;
+    T3 a3_;
+    T4 a4_;
+    T5 a5_;
+    T6 a6_;
+    T7 a7_;
+    T8 a8_;
+    T9 a9_;
+    T10 a10_;
+    group10(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9,T10 a10)
+      : a1_(a1),a2_(a2),a3_(a3),a4_(a4),a5_(a5),a6_(a6),a7_(a7),a8_(a8),a9_(a9),a10_(a10)
+      {}
+};
+
+template <class Ch, class Tr, class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+BOOST_IO_STD ostream&
+operator << (BOOST_IO_STD ostream& os,
+             const group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10>& x)
+{ 
+   os << x.a1_<< x.a2_<< x.a3_<< x.a4_<< x.a5_<< x.a6_<< x.a7_<< x.a8_<< x.a9_<< x.a10_;  
+   return os; 
+}
+
+
+
+
+template <class T1,class T2>
+inline
+group1<T1> 
+group_head( group2<T1,T2> const& x)
+{
+   return group1<T1> (x.a1_); 
+}
+
+template <class T1,class T2>
+inline
+group1<T2> 
+group_last( group2<T1,T2> const& x)
+{
+   return group1<T2> (x.a2_); 
+}
+
+
+
+template <class T1,class T2,class T3>
+inline
+group2<T1,T2> 
+group_head( group3<T1,T2,T3> const& x)
+{
+   return group2<T1,T2> (x.a1_,x.a2_); 
+}
+
+template <class T1,class T2,class T3>
+inline
+group1<T3> 
+group_last( group3<T1,T2,T3> const& x)
+{
+   return group1<T3> (x.a3_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4>
+inline
+group3<T1,T2,T3> 
+group_head( group4<T1,T2,T3,T4> const& x)
+{
+   return group3<T1,T2,T3> (x.a1_,x.a2_,x.a3_); 
+}
+
+template <class T1,class T2,class T3,class T4>
+inline
+group1<T4> 
+group_last( group4<T1,T2,T3,T4> const& x)
+{
+   return group1<T4> (x.a4_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5>
+inline
+group4<T1,T2,T3,T4> 
+group_head( group5<T1,T2,T3,T4,T5> const& x)
+{
+   return group4<T1,T2,T3,T4> (x.a1_,x.a2_,x.a3_,x.a4_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5>
+inline
+group1<T5> 
+group_last( group5<T1,T2,T3,T4,T5> const& x)
+{
+   return group1<T5> (x.a5_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+group5<T1,T2,T3,T4,T5> 
+group_head( group6<T1,T2,T3,T4,T5,T6> const& x)
+{
+   return group5<T1,T2,T3,T4,T5> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6>
+inline
+group1<T6> 
+group_last( group6<T1,T2,T3,T4,T5,T6> const& x)
+{
+   return group1<T6> (x.a6_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+group6<T1,T2,T3,T4,T5,T6> 
+group_head( group7<T1,T2,T3,T4,T5,T6,T7> const& x)
+{
+   return group6<T1,T2,T3,T4,T5,T6> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7>
+inline
+group1<T7> 
+group_last( group7<T1,T2,T3,T4,T5,T6,T7> const& x)
+{
+   return group1<T7> (x.a7_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+group7<T1,T2,T3,T4,T5,T6,T7> 
+group_head( group8<T1,T2,T3,T4,T5,T6,T7,T8> const& x)
+{
+   return group7<T1,T2,T3,T4,T5,T6,T7> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8>
+inline
+group1<T8> 
+group_last( group8<T1,T2,T3,T4,T5,T6,T7,T8> const& x)
+{
+   return group1<T8> (x.a8_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+group8<T1,T2,T3,T4,T5,T6,T7,T8> 
+group_head( group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> const& x)
+{
+   return group8<T1,T2,T3,T4,T5,T6,T7,T8> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_,x.a8_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9>
+inline
+group1<T9> 
+group_last( group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> const& x)
+{
+   return group1<T9> (x.a9_); 
+}
+
+
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> 
+group_head( group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10> const& x)
+{
+   return group9<T1,T2,T3,T4,T5,T6,T7,T8,T9> (x.a1_,x.a2_,x.a3_,x.a4_,x.a5_,x.a6_,x.a7_,x.a8_,x.a9_); 
+}
+
+template <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9,class T10>
+inline
+group1<T10> 
+group_last( group10<T1,T2,T3,T4,T5,T6,T7,T8,T9,T10> const& x)
+{
+   return group1<T10> (x.a10_); 
+}
+
+
+
+
+
+} // namespace detail
+
+
+
+// helper functions
+
+
+inline detail::group1< detail::group0 >  
+group() { return detail::group1< detail::group0 > ( detail::group0() ); }
+
+template  <class T1, class Var> 
+inline
+detail::group1< detail::group2<T1, Var const&> >
+  group(T1 a1, Var const& var)
+{ 
+   return detail::group1< detail::group2<T1, Var const&> >
+                   ( detail::group2<T1, Var const&> 
+                        (a1, var) 
+                  );
+}
+
+template  <class T1,class T2, class Var> 
+inline
+detail::group1< detail::group3<T1,T2, Var const&> >
+  group(T1 a1,T2 a2, Var const& var)
+{ 
+   return detail::group1< detail::group3<T1,T2, Var const&> >
+                   ( detail::group3<T1,T2, Var const&> 
+                        (a1,a2, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3, class Var> 
+inline
+detail::group1< detail::group4<T1,T2,T3, Var const&> >
+  group(T1 a1,T2 a2,T3 a3, Var const& var)
+{ 
+   return detail::group1< detail::group4<T1,T2,T3, Var const&> >
+                   ( detail::group4<T1,T2,T3, Var const&> 
+                        (a1,a2,a3, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4, class Var> 
+inline
+detail::group1< detail::group5<T1,T2,T3,T4, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4, Var const& var)
+{ 
+   return detail::group1< detail::group5<T1,T2,T3,T4, Var const&> >
+                   ( detail::group5<T1,T2,T3,T4, Var const&> 
+                        (a1,a2,a3,a4, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5, class Var> 
+inline
+detail::group1< detail::group6<T1,T2,T3,T4,T5, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5, Var const& var)
+{ 
+   return detail::group1< detail::group6<T1,T2,T3,T4,T5, Var const&> >
+                   ( detail::group6<T1,T2,T3,T4,T5, Var const&> 
+                        (a1,a2,a3,a4,a5, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6, class Var> 
+inline
+detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6, Var const& var)
+{ 
+   return detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var const&> >
+                   ( detail::group7<T1,T2,T3,T4,T5,T6, Var const&> 
+                        (a1,a2,a3,a4,a5,a6, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7, class Var> 
+inline
+detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7, Var const& var)
+{ 
+   return detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&> >
+                   ( detail::group8<T1,T2,T3,T4,T5,T6,T7, Var const&> 
+                        (a1,a2,a3,a4,a5,a6,a7, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8, class Var> 
+inline
+detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8, Var const& var)
+{ 
+   return detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&> >
+                   ( detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var const&> 
+                        (a1,a2,a3,a4,a5,a6,a7,a8, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9, class Var> 
+inline
+detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9, Var const& var)
+{ 
+   return detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&> >
+                   ( detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var const&> 
+                        (a1,a2,a3,a4,a5,a6,a7,a8,a9, var) 
+                  );
+}
+
+
+#ifndef BOOST_NO_OVERLOAD_FOR_NON_CONST
+
+template  <class T1, class Var> 
+inline
+detail::group1< detail::group2<T1, Var&> >
+  group(T1 a1, Var& var)
+{ 
+   return detail::group1< detail::group2<T1, Var&> >
+                   ( detail::group2<T1, Var&> 
+                        (a1, var) 
+                  );
+}
+
+template  <class T1,class T2, class Var> 
+inline
+detail::group1< detail::group3<T1,T2, Var&> >
+  group(T1 a1,T2 a2, Var& var)
+{ 
+   return detail::group1< detail::group3<T1,T2, Var&> >
+                   ( detail::group3<T1,T2, Var&> 
+                        (a1,a2, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3, class Var> 
+inline
+detail::group1< detail::group4<T1,T2,T3, Var&> >
+  group(T1 a1,T2 a2,T3 a3, Var& var)
+{ 
+   return detail::group1< detail::group4<T1,T2,T3, Var&> >
+                   ( detail::group4<T1,T2,T3, Var&> 
+                        (a1,a2,a3, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4, class Var> 
+inline
+detail::group1< detail::group5<T1,T2,T3,T4, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4, Var& var)
+{ 
+   return detail::group1< detail::group5<T1,T2,T3,T4, Var&> >
+                   ( detail::group5<T1,T2,T3,T4, Var&> 
+                        (a1,a2,a3,a4, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5, class Var> 
+inline
+detail::group1< detail::group6<T1,T2,T3,T4,T5, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5, Var& var)
+{ 
+   return detail::group1< detail::group6<T1,T2,T3,T4,T5, Var&> >
+                   ( detail::group6<T1,T2,T3,T4,T5, Var&> 
+                        (a1,a2,a3,a4,a5, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6, class Var> 
+inline
+detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6, Var& var)
+{ 
+   return detail::group1< detail::group7<T1,T2,T3,T4,T5,T6, Var&> >
+                   ( detail::group7<T1,T2,T3,T4,T5,T6, Var&> 
+                        (a1,a2,a3,a4,a5,a6, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7, class Var> 
+inline
+detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7, Var& var)
+{ 
+   return detail::group1< detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&> >
+                   ( detail::group8<T1,T2,T3,T4,T5,T6,T7, Var&> 
+                        (a1,a2,a3,a4,a5,a6,a7, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8, class Var> 
+inline
+detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8, Var& var)
+{ 
+   return detail::group1< detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&> >
+                   ( detail::group9<T1,T2,T3,T4,T5,T6,T7,T8, Var&> 
+                        (a1,a2,a3,a4,a5,a6,a7,a8, var) 
+                  );
+}
+
+template  <class T1,class T2,class T3,class T4,class T5,class T6,class T7,class T8,class T9, class Var> 
+inline
+detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&> >
+  group(T1 a1,T2 a2,T3 a3,T4 a4,T5 a5,T6 a6,T7 a7,T8 a8,T9 a9, Var& var)
+{ 
+   return detail::group1< detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&> >
+                   ( detail::group10<T1,T2,T3,T4,T5,T6,T7,T8,T9, Var&> 
+                        (a1,a2,a3,a4,a5,a6,a7,a8,a9, var) 
+                  );
+}
+
+
+#endif  //end- #ifndef BOOST_NO_OVERLOAD_FOR_NON_CONST
+
+
+} // namespace io
+
+} // namespace boost
+
+
+#endif   // BOOST_FORMAT_GROUP_HPP
-- 
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