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0179f2c6 DG |
1 | // 2005-01-15 Douglas Gregor <dgregor@cs.indiana.edu> |
2 | // | |
83ffe9cd | 3 | // Copyright (C) 2005-2023 Free Software Foundation, Inc. |
0179f2c6 DG |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
0179f2c6 DG |
9 | // any later version. |
10 | // | |
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | // GNU General Public License for more details. | |
15 | // | |
16 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
0179f2c6 DG |
19 | |
20 | // 3.7.2 polymorphic function object wrapper | |
21 | #include <tr1/functional> | |
22 | #include <testsuite_hooks.h> | |
23 | #include <testsuite_tr1.h> | |
24 | ||
25 | using namespace __gnu_test; | |
26 | ||
0179f2c6 DG |
27 | // Put reference_wrappers to member pointers |
28 | void test08() | |
29 | { | |
30 | using std::tr1::function; | |
31 | using std::tr1::ref; | |
32 | using std::tr1::cref; | |
33 | ||
34 | int X::* X_bar = &X::bar; | |
35 | int (X::* X_foo)() = &X::foo; | |
36 | int (X::* X_foo_c)() const = &X::foo_c; | |
37 | int (X::* X_foo_v)() volatile = &X::foo_v; | |
38 | int (X::* X_foo_cv)() const volatile = &X::foo_cv; | |
39 | ||
40 | X x; | |
41 | x.bar = 17; | |
42 | ||
43 | function<int(X&)> frm(ref(X_bar)); | |
44 | VERIFY( frm ); | |
45 | VERIFY( frm(x) == 17 ); | |
b6b66006 | 46 | #if __cpp_rtti |
0179f2c6 DG |
47 | VERIFY( typeid(int X::*) == frm.target_type() ); |
48 | VERIFY( frm.target<int X::*>() == &X_bar ); | |
b6b66006 | 49 | #endif |
0179f2c6 DG |
50 | |
51 | function<int(X&)> fr(ref(X_foo)); | |
52 | VERIFY( fr ); | |
53 | VERIFY( fr(x) == 1 ); | |
b6b66006 | 54 | #if __cpp_rtti |
0179f2c6 DG |
55 | VERIFY( typeid(int (X::*)()) == fr.target_type() ); |
56 | VERIFY( fr.target<int (X::*)()>() == &X_foo ); | |
b6b66006 | 57 | #endif |
0179f2c6 DG |
58 | |
59 | function<int(const X&)> frc(ref(X_foo_c)); | |
60 | VERIFY( frc ); | |
61 | VERIFY( frc(x) == 2 ); | |
b6b66006 | 62 | #if __cpp_rtti |
0179f2c6 DG |
63 | VERIFY( typeid(int (X::*)() const) == frc.target_type() ); |
64 | VERIFY( frc.target<int (X::*)() const >() == &X_foo_c ); | |
b6b66006 | 65 | #endif |
0179f2c6 DG |
66 | |
67 | function<int(volatile X&)> frv(ref(X_foo_v)); | |
68 | VERIFY( frv ); | |
69 | VERIFY( frv(x) == 3 ); | |
b6b66006 | 70 | #if __cpp_rtti |
0179f2c6 DG |
71 | VERIFY( typeid(int (X::*)() volatile) == frv.target_type() ); |
72 | VERIFY( *frv.target<int (X::*)() volatile >() == X_foo_v ); | |
73 | VERIFY( frv.target<int (X::*)() const volatile>() == 0 ); | |
b6b66006 | 74 | #endif |
0179f2c6 DG |
75 | |
76 | function<int(const volatile X&)> frcv(ref(X_foo_cv)); | |
77 | VERIFY( frcv ); | |
78 | VERIFY( frcv(x) == 4 ); | |
b6b66006 | 79 | #if __cpp_rtti |
0179f2c6 DG |
80 | VERIFY( typeid(int (X::*)() const volatile) == frcv.target_type() ); |
81 | VERIFY( *frcv.target<int (X::*)() const volatile >() == X_foo_cv ); | |
82 | VERIFY( frcv.target<int (X::*)() const>() == 0 ); | |
b6b66006 | 83 | #endif |
0179f2c6 DG |
84 | |
85 | function<int(X*)> grm(ref(X_bar)); | |
86 | VERIFY( grm ); | |
87 | VERIFY( grm(&x) == 17 ); | |
b6b66006 | 88 | #if __cpp_rtti |
0179f2c6 DG |
89 | VERIFY( typeid(int X::*) == grm.target_type() ); |
90 | VERIFY( *grm.target<int X::*>() == X_bar ); | |
b6b66006 | 91 | #endif |
0179f2c6 DG |
92 | |
93 | function<int(X*)> gr(ref(X_foo)); | |
94 | VERIFY( gr ); | |
95 | VERIFY( gr(&x) == 1 ); | |
b6b66006 | 96 | #if __cpp_rtti |
0179f2c6 DG |
97 | VERIFY( typeid(int (X::*)()) == gr.target_type() ); |
98 | VERIFY( *gr.target<int (X::*)()>() == X_foo ); | |
b6b66006 | 99 | #endif |
0179f2c6 DG |
100 | |
101 | function<int(const X*)> grc(ref(X_foo_c)); | |
102 | VERIFY( grc ); | |
103 | VERIFY( grc(&x) == 2 ); | |
b6b66006 | 104 | #if __cpp_rtti |
0179f2c6 DG |
105 | VERIFY( typeid(int (X::*)() const) == grc.target_type() ); |
106 | VERIFY( *grc.target<int (X::*)() const >() == X_foo_c ); | |
b6b66006 | 107 | #endif |
0179f2c6 DG |
108 | |
109 | function<int(volatile X*)> grv(ref(X_foo_v)); | |
110 | VERIFY( grv ); | |
111 | VERIFY( grv(&x) == 3 ); | |
b6b66006 | 112 | #if __cpp_rtti |
0179f2c6 DG |
113 | VERIFY( typeid(int (X::*)() volatile) == grv.target_type() ); |
114 | VERIFY( *grv.target<int (X::*)() volatile >() == X_foo_v ); | |
115 | VERIFY( grv.target<int (X::*)() const volatile>() == 0 ); | |
b6b66006 | 116 | #endif |
0179f2c6 DG |
117 | |
118 | function<int(const volatile X*)> grcv(ref(X_foo_cv)); | |
119 | VERIFY( grcv ); | |
120 | VERIFY( grcv(&x) == 4 ); | |
b6b66006 | 121 | #if __cpp_rtti |
0179f2c6 DG |
122 | VERIFY( typeid(int (X::*)() const volatile) == grcv.target_type() ); |
123 | VERIFY( *grcv.target<int (X::*)() const volatile >() == X_foo_cv ); | |
124 | VERIFY( grcv.target<int (X::*)() const>() == 0 ); | |
b6b66006 | 125 | #endif |
0179f2c6 DG |
126 | |
127 | function<int(X&)> hrm(cref(X_bar)); | |
128 | VERIFY( hrm ); | |
129 | VERIFY( hrm(x) == 17 ); | |
b6b66006 | 130 | #if __cpp_rtti |
0179f2c6 DG |
131 | VERIFY( typeid(int X::*) == hrm.target_type() ); |
132 | VERIFY( hrm.target<int X::*>() == 0 ); | |
133 | VERIFY( hrm.target<int X::* const>() == &X_bar ); | |
b6b66006 | 134 | #endif |
0179f2c6 DG |
135 | |
136 | function<int(X&)> hr(cref(X_foo)); | |
137 | VERIFY( hr ); | |
138 | VERIFY( hr(x) == 1 ); | |
b6b66006 | 139 | #if __cpp_rtti |
0179f2c6 DG |
140 | VERIFY( typeid(int (X::*)()) == hr.target_type() ); |
141 | VERIFY( hr.target<int (X::* const)()>() == &X_foo ); | |
b6b66006 | 142 | #endif |
0179f2c6 DG |
143 | |
144 | function<int(const X&)> hrc(cref(X_foo_c)); | |
145 | VERIFY( hrc ); | |
146 | VERIFY( hrc(x) == 2 ); | |
b6b66006 | 147 | #if __cpp_rtti |
0179f2c6 DG |
148 | VERIFY( typeid(int (X::*)() const) == hrc.target_type() ); |
149 | VERIFY( hrc.target<int (X::* const)() const >() == &X_foo_c ); | |
b6b66006 | 150 | #endif |
0179f2c6 DG |
151 | |
152 | function<int(volatile X&)> hrv(cref(X_foo_v)); | |
153 | VERIFY( hrv ); | |
154 | VERIFY( hrv(x) == 3 ); | |
b6b66006 | 155 | #if __cpp_rtti |
0179f2c6 DG |
156 | VERIFY( typeid(int (X::*)() volatile) == hrv.target_type() ); |
157 | VERIFY( hrv.target<int (X::* const)() volatile >() == &X_foo_v ); | |
158 | VERIFY( hrv.target<int (X::* const)() const volatile>() == 0 ); | |
b6b66006 | 159 | #endif |
0179f2c6 DG |
160 | |
161 | function<int(const volatile X&)> hrcv(cref(X_foo_cv)); | |
162 | VERIFY( hrcv ); | |
163 | VERIFY( hrcv(x) == 4 ); | |
b6b66006 | 164 | #if __cpp_rtti |
0179f2c6 DG |
165 | VERIFY( typeid(int (X::*)() const volatile) == hrcv.target_type() ); |
166 | VERIFY( hrcv.target<int (X::* const)() const volatile >() == &X_foo_cv ); | |
167 | VERIFY( hrcv.target<int (X::* const)() const>() == 0 ); | |
b6b66006 | 168 | #endif |
0179f2c6 DG |
169 | } |
170 | ||
171 | int main() | |
172 | { | |
173 | test08(); | |
174 | return 0; | |
175 | } |