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re PR libstdc++/28587 (vector<bool> is extremely slow (900x slower than it should...
[thirdparty/gcc.git] / libstdc++-v3 / testsuite / performance / 23_containers / resize / vector_bool.cc
1 // Copyright (C) 2006 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 2, 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 COPYING. If not, write to the Free
16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17 // USA.
18
19 // As a special exception, you may use this file as part of a free software
20 // library without restriction. Specifically, if other files instantiate
21 // templates or use macros or inline functions from this file, or you compile
22 // this file and link it with other files to produce an executable, this
23 // file does not by itself cause the resulting executable to be covered by
24 // the GNU General Public License. This exception does not however
25 // invalidate any other reasons why the executable file might be covered by
26 // the GNU General Public License.
27
28 #include <vector>
29 #include <testsuite_performance.h>
30
31 // libstdc++/28587
32 int main()
33 {
34 using namespace __gnu_test;
35
36 time_counter time;
37 resource_counter resource;
38
39 start_counters(time, resource);
40 for (unsigned i = 0; i < 200000; ++i)
41 {
42 std::vector<bool> vec;
43 vec.resize(i);
44 }
45 stop_counters(time, resource);
46 report_performance(__FILE__, "", time, resource);
47
48 return 0;
49 }