1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
// Copyright (C) 2005, 2009 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 25.3.4 [lib.alg.merge]
#include <algorithm>
#include <testsuite_hooks.h>
#include <testsuite_iterators.h>
using __gnu_test::test_container;
using __gnu_test::bidirectional_iterator_wrapper;
using std::inplace_merge;
typedef test_container<int, bidirectional_iterator_wrapper> container;
void
test1()
{
int array[] = { 1 };
container con1(array, array);
inplace_merge(con1.begin(), con1.end(), con1.end());
container con2(array, array + 1);
inplace_merge(con2.begin(), con2.end(), con2.end());
inplace_merge(con2.begin(), con2.begin(), con2.end());
}
void
test2()
{
bool test __attribute__((unused)) = true;
int array[] = { 0, 2, 4, 1, 3, 5 };
container con(array, array + 6);
inplace_merge(con.begin(), con.it(3), con.end());
VERIFY( array[0] == 0 && array[1] == 1 && array[2] == 2
&& array[3] == 3 && array[4] == 4 && array[5] == 5 );
}
struct S
{
int a;
int b;
S(int _a, int _b) : a(_a), b(_b) { }
S() { }
bool
operator<(const S& _s) const
{ return a < _s.a; }
};
void
test3()
{
bool test __attribute__((unused)) = true;
S s[4];
s[0].a = 0;
s[1].a = 1;
s[2].a = 0;
s[3].a = 1;
s[0].b = 0;
s[1].b = 0;
s[2].b = 1;
s[3].b = 1;
inplace_merge(s, s + 2, s + 4);
VERIFY( s[0].b == 0 && s[1].b == 1 && s[2].b == 0 && s[3].b == 1 );
}
int
main()
{
test1();
test2();
test3();
return 0;
}
|