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// TR1 functional header -*- C++ -*-

// Copyright (C) 2004, 2005 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.

// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING.  If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.

// As a special exception, you may use this file as part of a free software
// library without restriction.  Specifically, if other files instantiate
// templates or use macros or inline functions from this file, or you compile
// this file and link it with other files to produce an executable, this
// file does not by itself cause the resulting executable to be covered by
// the GNU General Public License.  This exception does not however
// invalidate any other reasons why the executable file might be covered by
// the GNU General Public License.

/** @file
 *  This is a TR1 C++ Library header.
 */

#ifndef _TR1_FUNCTIONAL
#define _TR1_FUNCTIONAL 1

#include "../functional"
#include <typeinfo>
#include <tr1/type_traits>
#include "../bits/cpp_type_traits.h"
#include <string>               // for std::tr1::hash
#include <cstdlib>              // for std::abort

namespace std
{
namespace tr1
{
  template<typename _Tp>
    class reference_wrapper
    {
      _Tp* _M_data;
    public:
      typedef _Tp type;
      explicit reference_wrapper(_Tp& __indata): _M_data(&__indata)
      { }

      reference_wrapper(const reference_wrapper<_Tp>& __inref):
      _M_data(__inref._M_data)
      { }

      reference_wrapper&
      operator=(const reference_wrapper<_Tp>& __inref)
      {
        _M_data = __inref._M_data;
        return *this;
      }

      operator _Tp&() const
      { return this->get(); }

      _Tp&
      get() const
      { return *_M_data; }
    };

  // Denotes a reference should be taken to a variable.
  template<typename _Tp>
    reference_wrapper<_Tp>
    ref(_Tp& __t)
    { return reference_wrapper<_Tp>(__t); }

  // Denotes a const reference should be taken to a variable.
  template<typename _Tp>
    reference_wrapper<const _Tp>
    cref(const _Tp& __t)
    { return reference_wrapper<const _Tp>(__t); }

  template<typename _Tp>
    reference_wrapper<_Tp> ref(reference_wrapper<_Tp> __t)
    { return ref(__t.get()); }

  template<typename _Tp>
    reference_wrapper<const _Tp> cref(reference_wrapper<_Tp> __t)
    { return cref(__t.get()); }

  template<typename _MemberPointer>
    class _Mem_fn;

   template<typename _Tp, bool>
     struct _Mem_fn_const_or_non
     {
       typedef const _Tp& type;
     };

    template<typename _Tp>
      struct _Mem_fn_const_or_non<_Tp, false>
      {
        typedef _Tp& type;
      };

  template<typename _Res, typename _Class>
  class _Mem_fn<_Res _Class::*>
  {
    // This bit of genius is due to Peter Dimov, improved slightly by
    // Douglas Gregor.
    template<typename _Tp>
      _Res&
      _M_call(_Tp& __object, _Class *) const
      { return __object.*__pm; }

    template<typename _Tp, typename _Up>
      _Res&
      _M_call(_Tp& __object, _Up * const *) const
      { return (*__object).*__pm; }

    template<typename _Tp, typename _Up>
      const _Res&
      _M_call(_Tp& __object, const _Up * const *) const
      { return (*__object).*__pm; }

    template<typename _Tp>
      const _Res&
      _M_call(_Tp& __object, const _Class *) const
      { return __object.*__pm; }

    template<typename _Tp>
      const _Res&
      _M_call(_Tp& __ptr, const volatile void*) const
      { return (*__ptr).*__pm; }

    template<typename _Tp> static _Tp& __get_ref();

    template<typename _Tp>
      static __sfinae_types::__one __check_const(_Tp&, _Class*);
    template<typename _Tp, typename _Up>
      static __sfinae_types::__one __check_const(_Tp&, _Up * const *);
    template<typename _Tp, typename _Up>
      static __sfinae_types::__two __check_const(_Tp&, const _Up * const *);
    template<typename _Tp>
      static __sfinae_types::__two __check_const(_Tp&, const _Class*);
    template<typename _Tp>
      static __sfinae_types::__two __check_const(_Tp&, const volatile void*);

    template<typename _Tp>
      struct _Result_type
        : _Mem_fn_const_or_non<
            _Res,
            (sizeof(__sfinae_types::__two)
             == sizeof(__check_const<_Tp>(__get_ref<_Tp>(), (_Tp*)0)))>
      { };

  public:
    explicit _Mem_fn(_Res _Class::*__pm) : __pm(__pm) { }

    // Handle objects
    _Res&       operator()(_Class& __object)       const
    { return __object.*__pm; }

    const _Res& operator()(const _Class& __object) const
    { return __object.*__pm; }

    // Handle pointers
    _Res&       operator()(_Class* __object)       const
    { return __object->*__pm; }

    const _Res&
    operator()(const _Class* __object) const
    { return __object->*__pm; }

    // Handle smart pointers and derived
    template<typename _Tp>
      typename _Result_type<_Tp>::type
      operator()(_Tp& __unknown) const
      { return _M_call(__unknown, &__unknown); }

  private:
    _Res _Class::*__pm;
  };

  /**
   *  @brief Returns a function object that forwards to the member
   *  pointer @a pm.
   */
  template<typename _Tp, typename _Class>
    inline _Mem_fn<_Tp _Class::*>
    mem_fn(_Tp _Class::* __pm)
    {
      return _Mem_fn<_Tp _Class::*>(__pm);
    }

  /**
   *  @brief Exception class thrown when class template function's
   *  operator() is called with an empty target.
   *
   */
  class bad_function_call : public std::exception { };

  /**
   *  @if maint
   *  The integral constant expression 0 can be converted into a
   *  pointer to this type. It is used by the function template to
   *  accept NULL pointers.
   *  @endif
   */
  struct _M_clear_type;

  /**
   *  @if maint
   *  Trait identifying "location-invariant" types, meaning that the
   *  address of the object (or any of its members) will not escape.
   *  Also implies a trivial copy constructor and assignment operator.
   *   @endif
   */
  template<typename _Tp>
    struct __is_location_invariant
    : integral_constant<bool,
                        (is_pointer<_Tp>::value
                         || is_member_pointer<_Tp>::value)>
    {
    };

  class _Undefined_class;

  union _Nocopy_types
  {
    void*       _M_object;
    const void* _M_const_object;
    void (*_M_function_pointer)();
    void (_Undefined_class::*_M_member_pointer)();
  };

  union _Any_data {
    void*       _M_access()       { return &_M_pod_data[0]; }
    const void* _M_access() const { return &_M_pod_data[0]; }

    template<typename _Tp> _Tp& _M_access()
    { return *static_cast<_Tp*>(_M_access()); }

    template<typename _Tp> const _Tp& _M_access() const
    { return *static_cast<const _Tp*>(_M_access()); }

    _Nocopy_types _M_unused;
    char _M_pod_data[sizeof(_Nocopy_types)];
  };

  enum _Manager_operation
  {
    __get_type_info,
    __get_functor_ptr,
    __clone_functor,
    __destroy_functor
  };

  /* Simple type wrapper that helps avoid annoying const problems
     when casting between void pointers and pointers-to-pointers. */
  template<typename _Tp>
    struct _Simple_type_wrapper
    {
      _Simple_type_wrapper(_Tp __value) : __value(__value) { }

      _Tp __value;
    };

  template<typename _Tp>
    struct __is_location_invariant<_Simple_type_wrapper<_Tp> >
      : __is_location_invariant<_Tp>
    {
    };

  // Converts a reference to a function object into a callable
  // function object.
  template<typename _Functor>
    inline _Functor& __callable_functor(_Functor& __f) { return __f; }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* &__p)
    { return mem_fn(__p); }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* const &__p)
    { return mem_fn(__p); }

  template<typename _Signature, typename _Functor>
    class _Function_handler;

  template<typename _Signature>
    class function;


  /**
   *  @if maint
   *  Base class of all polymorphic function object wrappers.
   *  @endif
   */
  class _Function_base
  {
  public:
    static const std::size_t _M_max_size = sizeof(_Nocopy_types);
    static const std::size_t _M_max_align = __alignof__(_Nocopy_types);

    template<typename _Functor>
    class _Base_manager
    {
    protected:
      static const bool __stored_locally =
        (__is_location_invariant<_Functor>::value
         && sizeof(_Functor) <= _M_max_size
         && __alignof__(_Functor) <= _M_max_align
         && (_M_max_align % __alignof__(_Functor) == 0));
      typedef integral_constant<bool, __stored_locally> _Local_storage;

      // Retrieve a pointer to the function object
      static _Functor* _M_get_pointer(const _Any_data& __source)
      {
        const _Functor* __ptr =
          __stored_locally? &__source._M_access<_Functor>()
          /* have stored a pointer */ : __source._M_access<_Functor*>();
        return const_cast<_Functor*>(__ptr);
      }

      // Clone a location-invariant function object that fits within
      // an _Any_data structure.
      static void
      _M_clone(_Any_data& __dest, const _Any_data& __source, true_type)
      {
        new (__dest._M_access()) _Functor(__source._M_access<_Functor>());
      }

      // Clone a function object that is not location-invariant or
      // that cannot fit into an _Any_data structure.
      static void
      _M_clone(_Any_data& __dest, const _Any_data& __source, false_type)
      {
        __dest._M_access<_Functor*>() =
          new _Functor(*__source._M_access<_Functor*>());
      }

      // Destroying a location-invariant object may still require
      // destruction.
      static void
      _M_destroy(_Any_data& __victim, true_type)
      {
        __victim._M_access<_Functor>().~_Functor();
      }

      // Destroying an object located on the heap.
      static void
      _M_destroy(_Any_data& __victim, false_type)
      {
        delete __victim._M_access<_Functor*>();
      }

    public:
      static bool
      _M_manager(_Any_data& __dest, const _Any_data& __source,
                 _Manager_operation __op)
      {
        switch (__op) {
        case __get_type_info:
          __dest._M_access<const type_info*>() = &typeid(_Functor);
          break;

        case __get_functor_ptr:
          __dest._M_access<_Functor*>() = _M_get_pointer(__source);
          break;

        case __clone_functor:
          _M_clone(__dest, __source, _Local_storage());
          break;

        case __destroy_functor:
          _M_destroy(__dest, _Local_storage());
          break;
        }
        return false;
      }

      static void
      _M_init_functor(_Any_data& __functor, const _Functor& __f)
      {
        _M_init_functor(__functor, __f, _Local_storage());
      }

      template<typename _Signature>
      static bool
      _M_not_empty_function(const function<_Signature>& __f)
      {
        return __f;
      }

      template<typename _Tp>
      static bool
      _M_not_empty_function(const _Tp*& __fp)
      {
        return __fp;
      }

      template<typename _Class, typename _Tp>
      static bool
      _M_not_empty_function(_Tp _Class::* const& __mp)
      {
        return __mp;
      }

      template<typename _Tp>
      static bool
      _M_not_empty_function(const _Tp&)
      {
        return true;
      }

    private:
      static void
      _M_init_functor(_Any_data& __functor, const _Functor& __f, true_type)
      {
        new (__functor._M_access()) _Functor(__f);
      }

      static void
      _M_init_functor(_Any_data& __functor, const _Functor& __f, false_type)
      {
        __functor._M_access<_Functor*>() = new _Functor(__f);
      }
    };

    template<typename _Functor>
    class _Ref_manager : public _Base_manager<_Functor*>
    {
      typedef _Function_base::_Base_manager<_Functor*> _Base;

    public:
      static bool
      _M_manager(_Any_data& __dest, const _Any_data& __source,
                 _Manager_operation __op)
      {
        switch (__op) {
        case __get_type_info:
          __dest._M_access<const type_info*>() = &typeid(_Functor);
          break;

        case __get_functor_ptr:
          __dest._M_access<_Functor*>() = *_Base::_M_get_pointer(__source);
          return is_const<_Functor>::value;
          break;

        default:
          _Base::_M_manager(__dest, __source, __op);
        }
        return false;
      }

      static void
      _M_init_functor(_Any_data& __functor, reference_wrapper<_Functor> __f)
      {
        // TBD: Use address_of function instead
        _Base::_M_init_functor(__functor, &__f.get());
      }
    };

    _Function_base() : _M_manager(0) { }

    ~_Function_base()
    {
      if (_M_manager)
        {
          _M_manager(_M_functor, _M_functor, __destroy_functor);
        }
    }


    bool _M_empty() const { return !_M_manager; }

    typedef bool (*_Manager_type)(_Any_data&, const _Any_data&,
                                  _Manager_operation);

    _Any_data     _M_functor;
    _Manager_type _M_manager;
  };

#define _GLIBCXX_NUM_ARGS 0
#define _GLIBCXX_COMMA
#define _GLIBCXX_TEMPLATE_PARAMS
#define _GLIBCXX_TEMPLATE_ARGS
#define _GLIBCXX_PARAMS
#define _GLIBCXX_ARGS
#define _GLIBCXX_COMMA_SHIFTED
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#define _GLIBCXX_PARAMS_SHIFTED
#define _GLIBCXX_ARGS_SHIFTED
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 1
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1
#define _GLIBCXX_TEMPLATE_ARGS _T1
#define _GLIBCXX_PARAMS _T1 __a1
#define _GLIBCXX_ARGS __a1
#define _GLIBCXX_COMMA_SHIFTED
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#define _GLIBCXX_PARAMS_SHIFTED
#define _GLIBCXX_ARGS_SHIFTED
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 2
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2
#define _GLIBCXX_ARGS __a1, __a2
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1
#define _GLIBCXX_ARGS_SHIFTED __a1
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 3
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3
#define _GLIBCXX_ARGS __a1, __a2, __a3
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 4
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 5
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 6
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 7
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 8
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 9
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 10
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 11
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 12
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 13
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 14
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 15
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 16
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 17
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 18
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17, typename _T18
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17, _T18
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17, _T18 __a18
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17, __a18
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 19
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17, typename _T18, typename _T19
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17, _T18, _T19
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17, _T18 __a18, _T19 __a19
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17, __a18, __a19
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17, typename _T18
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17, _T18
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17, _T18 __a18
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17, __a18
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

#define _GLIBCXX_NUM_ARGS 20
#define _GLIBCXX_COMMA ,
#define _GLIBCXX_TEMPLATE_PARAMS typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17, typename _T18, typename _T19, typename _T20
#define _GLIBCXX_TEMPLATE_ARGS _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17, _T18, _T19, _T20
#define _GLIBCXX_PARAMS _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17, _T18 __a18, _T19 __a19, _T20 __a20
#define _GLIBCXX_ARGS __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17, __a18, __a19, __a20
#define _GLIBCXX_COMMA_SHIFTED ,
#define _GLIBCXX_TEMPLATE_PARAMS_SHIFTED typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14, typename _T15, typename _T16, typename _T17, typename _T18, typename _T19
#define _GLIBCXX_TEMPLATE_ARGS_SHIFTED _T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14, _T15, _T16, _T17, _T18, _T19
#define _GLIBCXX_PARAMS_SHIFTED _T1 __a1, _T2 __a2, _T3 __a3, _T4 __a4, _T5 __a5, _T6 __a6, _T7 __a7, _T8 __a8, _T9 __a9, _T10 __a10, _T11 __a11, _T12 __a12, _T13 __a13, _T14 __a14, _T15 __a15, _T16 __a16, _T17 __a17, _T18 __a18, _T19 __a19
#define _GLIBCXX_ARGS_SHIFTED __a1, __a2, __a3, __a4, __a5, __a6, __a7, __a8, __a9, __a10, __a11, __a12, __a13, __a14, __a15, __a16, __a17, __a18, __a19
#include <tr1/functional_iterate.h>
#undef _GLIBCXX_ARGS_SHIFTED
#undef _GLIBCXX_PARAMS_SHIFTED
#undef _GLIBCXX_TEMPLATE_ARGS_SHIFTED
#undef _GLIBCXX_TEMPLATE_PARAMS_SHIFTED
#undef _GLIBCXX_COMMA_SHIFTED
#undef _GLIBCXX_ARGS
#undef _GLIBCXX_PARAMS
#undef _GLIBCXX_TEMPLATE_ARGS
#undef _GLIBCXX_TEMPLATE_PARAMS
#undef _GLIBCXX_COMMA
#undef _GLIBCXX_NUM_ARGS

  // [3.7.2.7] null pointer comparisons

  /**
   *  @brief Compares a polymorphic function object wrapper against 0
   *  (the NULL pointer).
   *  @returns @c true if the wrapper has no target, @c false otherwise
   *
   *  This function will not throw an exception.
   */
  template<typename _Signature>
    inline bool
    operator==(const function<_Signature>& __f, _M_clear_type*)
    {
      return !__f;
    }

  /**
   *  @overload
   */
  template<typename _Signature>
    inline bool
    operator==(_M_clear_type*, const function<_Signature>& __f)
    {
      return !__f;
    }

  /**
   *  @brief Compares a polymorphic function object wrapper against 0
   *  (the NULL pointer).
   *  @returns @c false if the wrapper has no target, @c true otherwise
   *
   *  This function will not throw an exception.
   */
  template<typename _Signature>
    inline bool
    operator!=(const function<_Signature>& __f, _M_clear_type*)
    {
      return __f;
    }

  /**
   *  @overload
   */
  template<typename _Signature>
    inline bool
    operator!=(_M_clear_type*, const function<_Signature>& __f)
    {
      return __f;
    }

  // [3.7.2.8] specialized algorithms

  /**
   *  @brief Swap the targets of two polymorphic function object wrappers.
   *
   *  This function will not throw an exception.
   */
  template<typename _Signature>
    inline void
    swap(function<_Signature>& __x, function<_Signature>& __y)
    {
      __x.swap(__y);
    }


// Definition of default hash function std::tr1::hash<>.  The types for
// which std::tr1::hash<T> is defined is in clause 6.3.3. of the PDTR.

  template <typename T> struct hash;

  #define tr1_hashtable_define_trivial_hash(T)                              \
    template <> struct hash<T> {                                                    \
      std::size_t operator()(T val) const { return static_cast<std::size_t>(val); } \
    }                                                                       \

  tr1_hashtable_define_trivial_hash(bool);
  tr1_hashtable_define_trivial_hash(char);
  tr1_hashtable_define_trivial_hash(signed char);
  tr1_hashtable_define_trivial_hash(unsigned char);
  tr1_hashtable_define_trivial_hash(wchar_t);
  tr1_hashtable_define_trivial_hash(short);
  tr1_hashtable_define_trivial_hash(int);
  tr1_hashtable_define_trivial_hash(long);
  tr1_hashtable_define_trivial_hash(unsigned short);
  tr1_hashtable_define_trivial_hash(unsigned int);
  tr1_hashtable_define_trivial_hash(unsigned long);

  tr1_hashtable_define_trivial_hash(float);
  tr1_hashtable_define_trivial_hash(double);
  tr1_hashtable_define_trivial_hash(long double);

  #undef tr1_hashtable_define_trivial_hash

  template <typename T>
    struct hash<T*> {
      std::size_t operator()(T* p) const {
        return reinterpret_cast<std::size_t>(p);
      }
    };

  // ??? We can probably find a better hash function than this (i.e. one
  // that vectorizes better and that produces a more uniform distribution).

  // XXX String hash probably shouldn't be an inline member function,
  // since it's nontrivial.  Once we have the framework for TR1 .cc
  // files, this should go in one.

  template <>
    struct hash<std::string>
    {
      std::size_t operator()(const std::string& s) const
      {
        std::size_t result = 0;
        for (std::string::const_iterator i = s.begin(); i != s.end(); ++i)
          result = (result * 131) + *i;
        return result;
      }
    };

#ifdef _GLIBCXX_USE_WCHAR_T
  template <>
    struct hash<std::wstring>
    {
      std::size_t operator()(const std::wstring& s) const
      {
        std::size_t result = 0;
        for (std::wstring::const_iterator i = s.begin(); i != s.end(); ++i)
          result = (result * 131) + *i;
        return result;
      }
    };
#endif

}
}

#endif