source: NonGTP/Boost/boost/mpl/aux_/preprocessed/no_ctps/bitor.hpp @ 857

Revision 857, 2.9 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/bitor.hpp" header
11// -- DO NOT modify by hand!
12
13namespace boost { namespace mpl {
14
15template<
16      typename Tag1
17    , typename Tag2
18    >
19struct bitor_impl
20    : if_c<
21          ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1)
22              > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2)
23            )
24
25        , aux::cast2nd_impl< bitor_impl< Tag1,Tag1 >,Tag1, Tag2 >
26        , aux::cast1st_impl< bitor_impl< Tag2,Tag2 >,Tag1, Tag2 >
27        >::type
28{
29};
30
31/// for Digital Mars C++/compilers with no CTPS/TTP support
32template<> struct bitor_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 bitor_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 bitor_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 bitor_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 bitor_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 bitor_
78
79    : if_<
80
81          is_na<N3>
82        , bitor_2< N1,N2 >
83        , bitor_<
84              bitor_2< N1,N2 >
85            , N3, N4, N5
86            >
87        >::type
88
89{
90    BOOST_MPL_AUX_LAMBDA_SUPPORT(
91          5
92        , bitor_
93        , ( N1, N2, N3, N4, N5 )
94        )
95};
96
97template<
98      typename N1
99    , typename N2
100    >
101struct bitor_2
102    : bitor_impl<
103          typename bitor_tag<N1>::type
104        , typename bitor_tag<N2>::type
105        >::template apply< N1,N2 >::type
106{
107    BOOST_MPL_AUX_LAMBDA_SUPPORT(2, bitor_2, (N1, N2))
108
109};
110
111BOOST_MPL_AUX_NA_SPEC2(2, 5, bitor_)
112
113}}
114
115namespace boost { namespace mpl {
116template<>
117struct bitor_impl< integral_c_tag,integral_c_tag >
118{
119    template< typename N1, typename N2 > struct apply
120
121        : integral_c<
122              typename aux::largest_int<
123                  typename N1::value_type
124                , typename N2::value_type
125                >::type
126            , ( BOOST_MPL_AUX_VALUE_WKND(N1)::value
127                  | BOOST_MPL_AUX_VALUE_WKND(N2)::value
128                )
129            >
130    {
131    };
132};
133
134}}
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