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0179f2c6 DG |
1 | // 2005-01-15 Douglas Gregor <dgregor@cs.indiana.edu> |
2 | // | |
a945c346 | 3 | // Copyright (C) 2005-2024 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 member pointers into function<> wrappers |
28 | void test05() | |
29 | { | |
30 | using std::tr1::function; | |
31 | ||
32 | X x; | |
33 | x.bar = 17; | |
34 | ||
35 | function<int(X&)> frm(&X::bar); | |
36 | VERIFY( frm ); | |
37 | VERIFY( frm(x) == 17 ); | |
b6b66006 | 38 | #if __cpp_rtti |
0179f2c6 DG |
39 | VERIFY( typeid(int X::*) == frm.target_type() ); |
40 | VERIFY( *frm.target<int X::*>() == &X::bar ); | |
b6b66006 | 41 | #endif |
0179f2c6 DG |
42 | |
43 | function<int(X&)> fr(&X::foo); | |
44 | VERIFY( fr ); | |
45 | VERIFY( fr(x) == 1 ); | |
b6b66006 | 46 | #if __cpp_rtti |
0179f2c6 DG |
47 | VERIFY( typeid(int (X::*)()) == fr.target_type() ); |
48 | VERIFY( *fr.target<int (X::*)()>() == &X::foo ); | |
b6b66006 | 49 | #endif |
0179f2c6 DG |
50 | |
51 | function<int(const X&)> frc(&X::foo_c); | |
52 | VERIFY( frc ); | |
53 | VERIFY( frc(x) == 2 ); | |
b6b66006 | 54 | #if __cpp_rtti |
0179f2c6 DG |
55 | VERIFY( typeid(int (X::*)() const) == frc.target_type() ); |
56 | VERIFY( *frc.target<int (X::*)() const >() == &X::foo_c ); | |
b6b66006 | 57 | #endif |
0179f2c6 DG |
58 | |
59 | function<int(volatile X&)> frv(&X::foo_v); | |
60 | VERIFY( frv ); | |
61 | VERIFY( frv(x) == 3 ); | |
b6b66006 | 62 | #if __cpp_rtti |
0179f2c6 DG |
63 | VERIFY( typeid(int (X::*)() volatile) == frv.target_type() ); |
64 | VERIFY( *frv.target<int (X::*)() volatile >() == &X::foo_v ); | |
65 | VERIFY( frv.target<int (X::*)() const volatile>() == 0 ); | |
b6b66006 | 66 | #endif |
0179f2c6 DG |
67 | |
68 | function<int(const volatile X&)> frcv(&X::foo_cv); | |
69 | VERIFY( frcv ); | |
70 | VERIFY( frcv(x) == 4 ); | |
b6b66006 | 71 | #if __cpp_rtti |
0179f2c6 DG |
72 | VERIFY( typeid(int (X::*)() const volatile) == frcv.target_type() ); |
73 | VERIFY( *frcv.target<int (X::*)() const volatile >() == &X::foo_cv ); | |
74 | VERIFY( frcv.target<int (X::*)() const>() == 0 ); | |
b6b66006 | 75 | #endif |
0179f2c6 DG |
76 | |
77 | function<int(X*)> grm(&X::bar); | |
78 | VERIFY( grm ); | |
79 | VERIFY( grm(&x) == 17 ); | |
b6b66006 | 80 | #if __cpp_rtti |
0179f2c6 DG |
81 | VERIFY( typeid(int X::*) == grm.target_type() ); |
82 | VERIFY( *grm.target<int X::*>() == &X::bar ); | |
b6b66006 | 83 | #endif |
0179f2c6 DG |
84 | |
85 | function<int(X*)> gr(&X::foo); | |
86 | VERIFY( gr ); | |
87 | VERIFY( gr(&x) == 1 ); | |
b6b66006 | 88 | #if __cpp_rtti |
0179f2c6 DG |
89 | VERIFY( typeid(int (X::*)()) == gr.target_type() ); |
90 | VERIFY( *gr.target<int (X::*)()>() == &X::foo ); | |
b6b66006 | 91 | #endif |
0179f2c6 DG |
92 | |
93 | function<int(const X*)> grc(&X::foo_c); | |
94 | VERIFY( grc ); | |
95 | VERIFY( grc(&x) == 2 ); | |
b6b66006 | 96 | #if __cpp_rtti |
0179f2c6 DG |
97 | VERIFY( typeid(int (X::*)() const) == grc.target_type() ); |
98 | VERIFY( *grc.target<int (X::*)() const >() == &X::foo_c ); | |
b6b66006 | 99 | #endif |
0179f2c6 DG |
100 | |
101 | function<int(volatile X*)> grv(&X::foo_v); | |
102 | VERIFY( grv ); | |
103 | VERIFY( grv(&x) == 3 ); | |
b6b66006 | 104 | #if __cpp_rtti |
0179f2c6 DG |
105 | VERIFY( typeid(int (X::*)() volatile) == grv.target_type() ); |
106 | VERIFY( *grv.target<int (X::*)() volatile >() == &X::foo_v ); | |
107 | VERIFY( grv.target<int (X::*)() const volatile>() == 0 ); | |
b6b66006 | 108 | #endif |
0179f2c6 DG |
109 | |
110 | function<int(const volatile X*)> grcv(&X::foo_cv); | |
111 | VERIFY( grcv ); | |
112 | VERIFY( grcv(&x) == 4 ); | |
b6b66006 | 113 | #if __cpp_rtti |
0179f2c6 DG |
114 | VERIFY( typeid(int (X::*)() const volatile) == grcv.target_type() ); |
115 | VERIFY( *grcv.target<int (X::*)() const volatile >() == &X::foo_cv ); | |
116 | VERIFY( grcv.target<int (X::*)() const>() == 0 ); | |
b6b66006 | 117 | #endif |
0179f2c6 DG |
118 | } |
119 | ||
120 | int main() | |
121 | { | |
122 | test05(); | |
123 | return 0; | |
124 | } |