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// Copyright Aleksey Gurtovoy 2000-2004
//
// Distributed under 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)
//
// *Preprocessed* version of the main "advance_backward.hpp" header
// -- DO NOT modify by hand!
namespace boost { namespace mpl { namespace aux {
template< long N > struct advance_backward;
template<>
struct advance_backward<0>
{
template< typename Iterator > struct apply
{
typedef Iterator iter0;
typedef iter0 type;
};
};
template<>
struct advance_backward<1>
{
template< typename Iterator > struct apply
{
typedef Iterator iter0;
typedef typename prior<iter0>::type iter1;
typedef iter1 type;
};
};
template<>
struct advance_backward<2>
{
template< typename Iterator > struct apply
{
typedef Iterator iter0;
typedef typename prior<iter0>::type iter1;
typedef typename prior<iter1>::type iter2;
typedef iter2 type;
};
};
template<>
struct advance_backward<3>
{
template< typename Iterator > struct apply
{
typedef Iterator iter0;
typedef typename prior<iter0>::type iter1;
typedef typename prior<iter1>::type iter2;
typedef typename prior<iter2>::type iter3;
typedef iter3 type;
};
};
template<>
struct advance_backward<4>
{
template< typename Iterator > struct apply
{
typedef Iterator iter0;
typedef typename prior<iter0>::type iter1;
typedef typename prior<iter1>::type iter2;
typedef typename prior<iter2>::type iter3;
typedef typename prior<iter3>::type iter4;
typedef iter4 type;
};
};
template< long N >
struct advance_backward
{
template< typename Iterator > struct apply
{
typedef typename apply_wrap1<
advance_backward<4>
, Iterator
>::type chunk_result_;
typedef typename apply_wrap1<
advance_backward<(
(N - 4) < 0
? 0
: N - 4
)>
, chunk_result_
>::type type;
};
};
}}}
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