1
2// Copyright Aleksey Gurtovoy 2000-2004
3//
4// Distributed under the Boost Software License, Version 1.0.
5// (See accompanying file LICENSE_1_0.txt or copy at
6// http://www.boost.org/LICENSE_1_0.txt)
7//
8
9// Preprocessed version of "boost/mpl/plus.hpp" header
10// -- DO NOT modify by hand!
11
12namespace boost { namespace mpl {
13
14template<
15 typename Tag1
16 , typename Tag2
17 >
18struct plus_impl
19 : if_c<
20 ( BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag1)
21 > BOOST_MPL_AUX_NESTED_VALUE_WKND(int, Tag2)
22 )
23
24 , aux::cast2nd_impl< plus_impl< Tag1,Tag1 >,Tag1, Tag2 >
25 , aux::cast1st_impl< plus_impl< Tag2,Tag2 >,Tag1, Tag2 >
26 >::type
27{
28};
29
30/// for Digital Mars C++/compilers with no CTPS/TTP support
31template<> struct plus_impl< na,na >
32{
33 template< typename U1, typename U2 > struct apply
34 {
35 typedef apply type;
36 BOOST_STATIC_CONSTANT(int, value = 0);
37 };
38};
39
40template< typename Tag > struct plus_impl< na,Tag >
41{
42 template< typename U1, typename U2 > struct apply
43 {
44 typedef apply type;
45 BOOST_STATIC_CONSTANT(int, value = 0);
46 };
47};
48
49template< typename Tag > struct plus_impl< Tag,na >
50{
51 template< typename U1, typename U2 > struct apply
52 {
53 typedef apply type;
54 BOOST_STATIC_CONSTANT(int, value = 0);
55 };
56};
57
58template< typename T > struct plus_tag
59{
60 typedef typename T::tag type;
61};
62
63template<
64 typename BOOST_MPL_AUX_NA_PARAM(N1)
65 , typename BOOST_MPL_AUX_NA_PARAM(N2)
66 , typename N3 = na, typename N4 = na, typename N5 = na
67 >
68struct plus
69 : plus< plus< plus< plus< N1,N2 >, N3>, N4>, N5>
70{
71 BOOST_MPL_AUX_LAMBDA_SUPPORT(
72 5
73 , plus
74 , ( N1, N2, N3, N4, N5 )
75 )
76};
77
78template<
79 typename N1, typename N2, typename N3, typename N4
80 >
81struct plus< N1,N2,N3,N4,na >
82
83 : plus< plus< plus< N1,N2 >, N3>, N4>
84{
85 BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
86 5
87 , plus
88 , ( N1, N2, N3, N4, na )
89 )
90};
91
92template<
93 typename N1, typename N2, typename N3
94 >
95struct plus< N1,N2,N3,na,na >
96
97 : plus< plus< N1,N2 >, N3>
98{
99 BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
100 5
101 , plus
102 , ( N1, N2, N3, na, na )
103 )
104};
105
106template<
107 typename N1, typename N2
108 >
109struct plus< N1,N2,na,na,na >
110 : plus_impl<
111 typename plus_tag<N1>::type
112 , typename plus_tag<N2>::type
113 >::template apply< N1,N2 >::type
114{
115 BOOST_MPL_AUX_LAMBDA_SUPPORT_SPEC(
116 5
117 , plus
118 , ( N1, N2, na, na, na )
119 )
120
121};
122
123BOOST_MPL_AUX_NA_SPEC2(2, 5, plus)
124
125}}
126
127namespace boost { namespace mpl {
128template<>
129struct plus_impl< integral_c_tag,integral_c_tag >
130{
131 template< typename N1, typename N2 > struct apply
132
133 : integral_c<
134 typename aux::largest_int<
135 typename N1::value_type
136 , typename N2::value_type
137 >::type
138 , ( BOOST_MPL_AUX_VALUE_WKND(N1)::value
139 + BOOST_MPL_AUX_VALUE_WKND(N2)::value
140 )
141 >
142 {
143 };
144};
145
146}}
147

source code of include/boost/mpl/aux_/preprocessed/gcc/plus.hpp