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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/25_algorithms/stable_partition/1.cc
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1 // Copyright (C) 2001-2014 Free Software Foundation, Inc.
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)
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.
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/>.
18 // 25.2.12 [lib.alg.partitions] Partitions.
22 #include <testsuite_hooks.h>
24 bool test
__attribute__((unused
)) = true;
26 const int A
[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17};
27 const int B
[] = {2, 4, 6, 8, 10, 12, 14, 16, 1, 3, 5, 7, 9, 11, 13, 15, 17};
28 const int N
= sizeof(A
) / sizeof(int);
33 operator()(const int& x
) const
34 { return (x
% 2) == 0; }
37 // 25.2.12 stable_partition()
41 using std::stable_partition
;
44 std::copy(A
, A
+ N
, s1
);
46 stable_partition(s1
, s1
+ N
, Pred());
47 VERIFY(std::equal(s1
, s1
+ N
, B
));