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1 | // 2001-06-18 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
83ffe9cd | 3 | // Copyright (C) 2001-2023 Free Software Foundation, Inc. |
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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) |
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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/>. | |
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19 | |
20 | // 20.2.2 Pairs | |
21 | ||
22 | #include <utility> | |
23 | #include <testsuite_hooks.h> | |
24 | ||
25 | class gnu_obj | |
26 | { | |
27 | int i; | |
28 | public: | |
29 | gnu_obj(int arg = 0): i(arg) { } | |
30 | bool operator==(const gnu_obj& rhs) const { return i == rhs.i; } | |
31 | bool operator<(const gnu_obj& rhs) const { return i < rhs.i; } | |
32 | }; | |
33 | ||
34 | template<typename T> | |
35 | struct gnu_t | |
36 | { | |
37 | bool b; | |
38 | public: | |
39 | gnu_t(bool arg = 0): b(arg) { } | |
40 | bool operator==(const gnu_t& rhs) const { return b == rhs.b; } | |
41 | bool operator<(const gnu_t& rhs) const { return int(b) < int(rhs.b); } | |
42 | }; | |
43 | ||
44 | // const& | |
45 | void test04() | |
46 | { | |
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47 | const gnu_obj& obj1 = gnu_obj(5); |
48 | const std::pair<const char*, gnu_obj> p_sg_1("enlightenment", obj1); | |
49 | const std::pair<const char*, gnu_obj> p_sg_2 = | |
50 | std::make_pair("enlightenment", obj1); | |
51 | VERIFY( p_sg_1 == p_sg_2 ); | |
52 | VERIFY( !(p_sg_1 < p_sg_2) ); | |
53 | ||
54 | const gnu_t<long>& tmpl1 = gnu_t<long>(false); | |
55 | const std::pair<gnu_t<long>, gnu_obj> p_st_1(tmpl1, obj1); | |
56 | const std::pair<gnu_t<long>, gnu_obj> p_st_2 = std::make_pair(tmpl1, obj1); | |
57 | VERIFY( p_st_1 == p_st_2 ); | |
58 | VERIFY( !(p_st_1 < p_st_2) ); | |
59 | } | |
60 | ||
61 | int main() | |
62 | { | |
63 | test04(); | |
64 | return 0; | |
65 | } |