source: NonGTP/Boost/boost/mpl/aux_/preprocessed/msvc70/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    : tag< T,na >
61{
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    : aux::msvc_eti_base< typename 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
91{
92    BOOST_MPL_AUX_LAMBDA_SUPPORT(
93          5
94        , bitand_
95        , ( N1, N2, N3, N4, N5 )
96        )
97};
98
99template<
100      typename N1
101    , typename N2
102    >
103struct bitand_2
104    : aux::msvc_eti_base< typename apply_wrap2<
105          bitand_impl<
106              typename bitand_tag<N1>::type
107            , typename bitand_tag<N2>::type
108            >
109        , N1
110        , N2
111        >::type >::type
112
113{
114    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, bitand_2, (N1, N2))
115
116};
117
118BOOST_MPL_AUX_NA_SPEC2(2, 5, bitand_)
119
120}}
121
122namespace boost { namespace mpl {
123
124namespace aux {
125template< typename T, T n1, T n2 >
126struct bitand_wknd
127{
128    BOOST_STATIC_CONSTANT(T, value  = (n1 & n2));
129    typedef integral_c< T,value > type;
130};
131
132}
133
134template<>
135struct bitand_impl< integral_c_tag,integral_c_tag >
136{
137    template< typename N1, typename N2 > struct apply
138        : aux::bitand_wknd<
139              typename aux::largest_int<
140                  typename N1::value_type
141                , typename N2::value_type
142                >::type
143            , N1::value
144            , N2::value
145            >::type
146
147    {
148    };
149};
150
151}}
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