mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-26 06:48:58 +08:00
aecf642c78
2003-07-24 Benjamin Kosnik <bkoz@redhat.com> * testsuite/*: Change __gnu_cxx_test to __gnu_test. From-SVN: r69761
75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
// Copyright (C) 2003 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 2, 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 COPYING. If not, write to the Free
|
|
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
|
|
// USA.
|
|
|
|
// As a special exception, you may use this file as part of a free software
|
|
// library without restriction. Specifically, if other files instantiate
|
|
// templates or use macros or inline functions from this file, or you compile
|
|
// this file and link it with other files to produce an executable, this
|
|
// file does not by itself cause the resulting executable to be covered by
|
|
// the GNU General Public License. This exception does not however
|
|
// invalidate any other reasons why the executable file might be covered by
|
|
// the GNU General Public License.
|
|
|
|
#include <cstdio>
|
|
#include <fstream>
|
|
#include <testsuite_performance.h>
|
|
|
|
// libstdc++/9876
|
|
int main()
|
|
{
|
|
using namespace std;
|
|
using namespace __gnu_test;
|
|
|
|
time_counter time;
|
|
resource_counter resource;
|
|
const int iterations = 100000000;
|
|
|
|
// C
|
|
FILE* file = fopen("tmp", "w+");
|
|
start_counters(time, resource);
|
|
for (int i = 0; i < iterations; ++i)
|
|
putc(i % 100, file);
|
|
stop_counters(time, resource);
|
|
fclose(file);
|
|
report_performance(__FILE__, "C", time, resource);
|
|
clear_counters(time, resource);
|
|
|
|
// C unlocked
|
|
file = fopen("tmp", "w+");
|
|
start_counters(time, resource);
|
|
for (int i = 0; i < iterations; ++i)
|
|
putc_unlocked(i % 100, file);
|
|
stop_counters(time, resource);
|
|
fclose(file);
|
|
report_performance(__FILE__, "C unlocked", time, resource);
|
|
clear_counters(time, resource);
|
|
|
|
|
|
// C++
|
|
filebuf buf;
|
|
buf.open("tmp", ios_base::out | ios_base::in | ios_base::trunc);
|
|
start_counters(time, resource);
|
|
for (int i = 0; i < iterations; ++i)
|
|
buf.sputc(i % 100);
|
|
stop_counters(time, resource);
|
|
report_performance(__FILE__, "C++", time, resource);
|
|
|
|
unlink("tmp");
|
|
return 0;
|
|
}
|