gcc/libstdc++-v3/testsuite/performance/21_strings/append-2.cc
Richard Sandiford 405feeb871 Update copyright in libstdc++-v3.
From-SVN: r195701
2013-02-03 17:54:05 +00:00

47 lines
1.3 KiB
C++

// Copyright (C) 2004-2013 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/>.
#include <string>
#include <testsuite_performance.h>
// Short strings didn't grow quickly...
void test01()
{
using namespace __gnu_test;
time_counter time;
resource_counter resource;
start_counters(time, resource);
for (unsigned i = 0; i < 200000; ++i)
{
std::string a;
for (unsigned j = 0; j < 400; ++j)
a.append(1, 'x');
}
stop_counters(time, resource);
report_performance(__FILE__, "", time, resource);
clear_counters(time, resource);
}
int main()
{
test01();
return 0;
}