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/Src/Dependencies/Boost/boost/mpl/aux_/preprocessed/msvc60/shift_right.hpp

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C++ Header | 114 lines | 84 code | 20 blank | 10 comment | 0 complexity | 2848edcc95808f03a21752e53246f940 MD5 | raw file
  1
  2// Copyright Aleksey Gurtovoy 2000-2004
  3// Copyright Jaap Suter 2003
  4//
  5// Distributed under the Boost Software License, Version 1.0. 
  6// (See accompanying file LICENSE_1_0.txt or copy at 
  7// http://www.boost.org/LICENSE_1_0.txt)
  8//
  9
 10// Preprocessed version of "boost/mpl/shift_right.hpp" header
 11// -- DO NOT modify by hand!
 12
 13namespace boost { namespace mpl {
 14
 15template<
 16      typename Tag1
 17    , typename Tag2
 18
 19    , BOOST_MPL_AUX_NTTP_DECL(int, tag1_)  = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag1)::value
 20    , BOOST_MPL_AUX_NTTP_DECL(int, tag2_)  = BOOST_MPL_AUX_MSVC_VALUE_WKND(Tag2)::value
 21    >
 22struct shift_right_impl
 23    : if_c<
 24          ( tag1_ > tag2_ )
 25        , aux::cast2nd_impl< shift_right_impl< Tag1,Tag1 >,Tag1, Tag2 >
 26        , aux::cast1st_impl< shift_right_impl< Tag2,Tag2 >,Tag1, Tag2 >
 27        >::type
 28{
 29};
 30
 31/// for Digital Mars C++/compilers with no CTPS/TTP support
 32template<> struct shift_right_impl< na,na >
 33{
 34    template< typename U1, typename U2 > struct apply
 35    {
 36        typedef apply type;
 37        BOOST_STATIC_CONSTANT(int, value  = 0);
 38    };
 39};
 40
 41template<> struct shift_right_impl< na,integral_c_tag >
 42{
 43    template< typename U1, typename U2 > struct apply
 44    {
 45        typedef apply type;
 46        BOOST_STATIC_CONSTANT(int, value  = 0);
 47    };
 48};
 49
 50template<> struct shift_right_impl< integral_c_tag,na >
 51{
 52    template< typename U1, typename U2 > struct apply
 53    {
 54        typedef apply type;
 55        BOOST_STATIC_CONSTANT(int, value  = 0);
 56    };
 57};
 58
 59template< typename T > struct shift_right_tag
 60{
 61    typedef typename T::tag type;
 62};
 63
 64template<
 65      typename BOOST_MPL_AUX_NA_PARAM(N1)
 66    , typename BOOST_MPL_AUX_NA_PARAM(N2)
 67    >
 68struct shift_right
 69    : aux::msvc_eti_base< typename apply_wrap2<
 70          shift_right_impl<
 71              typename shift_right_tag<N1>::type
 72            , typename shift_right_tag<N2>::type
 73            >
 74        , N1
 75        , N2
 76        >::type >::type
 77
 78{
 79    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, shift_right, (N1, N2))
 80
 81};
 82
 83BOOST_MPL_AUX_NA_SPEC2(2, 2, shift_right)
 84
 85}}
 86
 87namespace boost { namespace mpl {
 88
 89namespace aux {
 90template< typename T, typename Shift, T n, Shift s >
 91struct shift_right_wknd
 92{
 93    BOOST_STATIC_CONSTANT(T, value  = (n >> s));
 94    typedef integral_c< T,value > type;
 95};
 96
 97}
 98
 99template<>
100struct shift_right_impl< integral_c_tag,integral_c_tag >
101{
102    template< typename N, typename S > struct apply
103        : aux::shift_right_wknd<
104              typename N::value_type
105            , typename S::value_type
106            , N::value
107            , S::value
108            >::type
109
110    {
111    };
112};
113
114}}