preprocessed/bcc_pre590/bitand.hpp

0001
0002 // Copyright Aleksey Gurtovoy 2000-2004
0003 // Copyright Jaap Suter 2003
0004 //
0005 // Distributed under the Boost Software License, Version 1.0.
0006 // (See accompanying file LICENSE_1_0.txt or copy at
0007 // http://www.boost.org/LICENSE_1_0.txt)
0008 //
0009
0010 // *Preprocessed* version of the main "bitand.hpp" header
0011 // -- DO NOT modify by hand!
0012
0013 namespace boost { namespace mpl {
0014
0015 template<
0016       typename Tag1
0017     , typename Tag2
0018     >
0019 struct bitand_impl
0020     : if_c<
0021           ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1)
0022               > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2)
0023             )
0024
0025         , aux::cast2nd_impl< bitand_impl< Tag1,Tag1 >,Tag1, Tag2 >
0026         , aux::cast1st_impl< bitand_impl< Tag2,Tag2 >,Tag1, Tag2 >
0027         >::type
0028 {
0029 };
0030
0031 /// for Digital Mars C++/compilers with no CTPS/TTP support
0032 template<> struct bitand_impl< na,na >
0033 {
0034     template< typename U1, typename U2 > struct apply
0035     {
0036         typedef apply type;
0037         BOOST_STATIC_CONSTANT(int, value  = 0);
0038     };
0039 };
0040
0041 template< typename Tag > struct bitand_impl< na,Tag >
0042 {
0043     template< typename U1, typename U2 > struct apply
0044     {
0045         typedef apply type;
0046         BOOST_STATIC_CONSTANT(int, value  = 0);
0047     };
0048 };
0049
0050 template< typename Tag > struct bitand_impl< Tag,na >
0051 {
0052     template< typename U1, typename U2 > struct apply
0053     {
0054         typedef apply type;
0055         BOOST_STATIC_CONSTANT(int, value  = 0);
0056     };
0057 };
0058
0059 template< typename T > struct bitand_tag
0060 {
0061     typedef typename T::tag type;
0062 };
0063
0064 template<
0065       typename BOOST_MPL_AUX_NA_PARAM(N1)
0066     , typename BOOST_MPL_AUX_NA_PARAM(N2)
0067     , typename N3 = na, typename N4 = na, typename N5 = na
0068     >
0069 struct bitand_
0070     : bitand_< bitand_< bitand_< bitand_< N1,N2 >, N3>, N4>, N5>
0071 {
0072     BOOST_MPL_AUX_LAMBDA_SUPPORT(
0073           5
0074         , bitand_
0075         , ( N1, N2, N3, N4, N5 )
0076         )
0077 };
0078
0079 template<
0080       typename N1, typename N2, typename N3, typename N4
0081     >
0082 struct bitand_< N1,N2,N3,N4,na >
0083
0084     : bitand_< bitand_< bitand_< N1,N2 >, N3>, N4>
0085 {
0086     BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
0087           5
0088         , bitand_
0089         , ( N1, N2, N3, N4, na )
0090         )
0091 };
0092
0093 template<
0094       typename N1, typename N2, typename N3
0095     >
0096 struct bitand_< N1,N2,N3,na,na >
0097
0098     : bitand_< bitand_< N1,N2 >, N3>
0099 {
0100     BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
0101           5
0102         , bitand_
0103         , ( N1, N2, N3, na, na )
0104         )
0105 };
0106
0107 template<
0108       typename N1, typename N2
0109     >
0110 struct bitand_< N1,N2,na,na,na >
0111     : bitand_impl<
0112           typename bitand_tag<N1>::type
0113         , typename bitand_tag<N2>::type
0114         >::template apply< N1,N2 >::type
0115 {
0116     BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
0117           5
0118         , bitand_
0119         , ( N1, N2, na, na, na )
0120         )
0121
0122 };
0123
0124 BOOST_MPL_AUX_NA_SPEC2(2, 5, bitand_)
0125
0126 }}
0127
0128 namespace boost { namespace mpl {
0129 template<>
0130 struct bitand_impl< integral_c_tag,integral_c_tag >
0131 {
0132     template< typename N1, typename N2 > struct apply
0133
0134         : integral_c<
0135               typename aux::largest_int<
0136                   typename N1::value_type
0137                 , typename N2::value_type
0138                 >::type
0139             , ( BOOST_MPL_AUX_VALUE_WKND(N1)::value
0140                   & BOOST_MPL_AUX_VALUE_WKND(N2)::value
0141                 )
0142             >
0143     {
0144     };
0145 };
0146
0147 }}