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1 // Copyright (C) 2005, 2009 Free Software Foundation, Inc. | |
2 // | |
3 // This file is part of the GNU ISO C++ Library. This library is free | |
4 // software; you can redistribute it and/or modify it under the | |
5 // terms of the GNU General Public License as published by the | |
6 // Free Software Foundation; either version 3, or (at your option) | |
7 // any later version. | |
8 | |
9 // This library is distributed in the hope that it will be useful, | |
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 // GNU General Public License for more details. | |
13 | |
14 // You should have received a copy of the GNU General Public License along | |
15 // with this library; see the file COPYING3. If not see | |
16 // <http://www.gnu.org/licenses/>. | |
17 | |
18 // 25.3.8 [lib.alg.lex.comparison] | |
19 | |
20 // { dg-do compile } | |
21 | |
22 | |
23 #include <algorithm> | |
24 #include <testsuite_iterators.h> | |
25 | |
26 using __gnu_test::input_iterator_wrapper; | |
27 | |
28 struct Lhs1 { }; | |
29 | |
30 struct Rhs1 { }; | |
31 | |
32 bool | |
33 operator<(const Lhs1&, const Rhs1&) {return true;} | |
34 | |
35 bool | |
36 operator<(const Rhs1&, const Lhs1&) {return false;} | |
37 | |
38 struct X { }; | |
39 | |
40 bool | |
41 predicate(const X&, const X&) {return true;} | |
42 | |
43 bool | |
44 test1(input_iterator_wrapper<Lhs1>& lhs1, | |
45 input_iterator_wrapper<Rhs1>& rhs1) | |
46 { return std::lexicographical_compare(lhs1, lhs1, rhs1, rhs1); } | |
47 | |
48 bool | |
49 test2(input_iterator_wrapper<X>& x) | |
50 { return std::lexicographical_compare(x, x, x, x, predicate); } | |
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