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fbd26352 | 1 | // Copyright (C) 2005-2019 Free Software Foundation, Inc. |
617d12ff | 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 | |
6bc9506f | 6 | // Free Software Foundation; either version 3, or (at your option) |
617d12ff | 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 | |
6bc9506f | 15 | // with this library; see the file COPYING3. If not see |
16 | // <http://www.gnu.org/licenses/>. | |
617d12ff | 17 | |
269f3e12 | 18 | // 25.3.8 [lib.alg.lex.comparison] |
19 | ||
20 | // { dg-do compile } | |
21 | ||
22 | ||
617d12ff | 23 | #include <algorithm> |
269f3e12 | 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 { }; | |
617d12ff | 39 | |
269f3e12 | 40 | bool |
41 | predicate(const X&, const X&) {return true;} | |
617d12ff | 42 | |
269f3e12 | 43 | bool |
44 | test1(input_iterator_wrapper<Lhs1>& lhs1, | |
45 | input_iterator_wrapper<Rhs1>& rhs1) | |
46 | { return std::lexicographical_compare(lhs1, lhs1, rhs1, rhs1); } | |
617d12ff | 47 | |
269f3e12 | 48 | bool |
49 | test2(input_iterator_wrapper<X>& x) | |
50 | { return std::lexicographical_compare(x, x, x, x, predicate); } |