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// Copyright (C) 2004-2021 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 <sstream>
#include <testsuite_performance.h>
// libstdc++/16401 ostringstream in gcc 3.4.x very slow for big data
void test01()
{
using namespace std;
using namespace __gnu_test;
time_counter time;
resource_counter resource;
for(unsigned n = 10000; n <= 10000000; n *= 10)
{
ostringstream oss;
oss << "size = " << n;
ostringstream str;
start_counters(time, resource);
for(unsigned i = 0; i < n; ++i)
str << 'a';
stop_counters(time, resource);
report_performance(__FILE__, oss.str(), time, resource);
clear_counters(time, resource);
}
}
int main()
{
test01();
return 0;
}