source: NonGTP/Boost/boost/mpl/aux_/preprocessed/msvc60/bitand.hpp @ 857

Revision 857, 3.2 KB checked in by igarcia, 19 years ago (diff)
Line 
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/bitand.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 bitand_impl
23    : if_c<
24          ( tag1_ > tag2_ )
25        , aux::cast2nd_impl< bitand_impl< Tag1,Tag1 >,Tag1, Tag2 >
26        , aux::cast1st_impl< bitand_impl< Tag2,Tag2 >,Tag1, Tag2 >
27        >::type
28{
29};
30
31/// for Digital Mars C++/compilers with no CTPS/TTP support
32template<> struct bitand_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 bitand_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 bitand_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 bitand_tag
60{
61    typedef typename T::tag type;
62};
63
64/// forward declaration
65
66template<
67      typename BOOST_MPL_AUX_NA_PARAM(N1)
68    , typename BOOST_MPL_AUX_NA_PARAM(N2)
69    >
70struct bitand_2;
71
72template<
73      typename BOOST_MPL_AUX_NA_PARAM(N1)
74    , typename BOOST_MPL_AUX_NA_PARAM(N2)
75    , typename N3 = na, typename N4 = na, typename N5 = na
76    >
77struct bitand_
78
79    : if_<
80
81          is_na<N3>
82        , bitand_2< N1,N2 >
83        , bitand_<
84              bitand_2< N1,N2 >
85            , N3, N4, N5
86            >
87        >::type
88
89{
90    BOOST_MPL_AUX_LAMBDA_SUPPORT(
91          5
92        , bitand_
93        , ( N1, N2, N3, N4, N5 )
94        )
95};
96
97template<
98      typename N1
99    , typename N2
100    >
101struct bitand_2
102    : aux::msvc_eti_base< typename apply_wrap2<
103          bitand_impl<
104              typename bitand_tag<N1>::type
105            , typename bitand_tag<N2>::type
106            >
107        , N1
108        , N2
109        >::type >::type
110
111{
112    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, bitand_2, (N1, N2))
113
114};
115
116BOOST_MPL_AUX_NA_SPEC2(2, 5, bitand_)
117
118}}
119
120namespace boost { namespace mpl {
121
122namespace aux {
123template< typename T, T n1, T n2 >
124struct bitand_wknd
125{
126    BOOST_STATIC_CONSTANT(T, value  = (n1 & n2));
127    typedef integral_c< T,value > type;
128};
129
130}
131
132template<>
133struct bitand_impl< integral_c_tag,integral_c_tag >
134{
135    template< typename N1, typename N2 > struct apply
136        : aux::bitand_wknd<
137              typename aux::largest_int<
138                  typename N1::value_type
139                , typename N2::value_type
140                >::type
141            , N1::value
142            , N2::value
143            >::type
144
145    {
146    };
147};
148
149}}
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