| // Copyright (C) 2003-2021 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 <unistd.h> |
| #include <fstream> |
| #include <testsuite_performance.h> |
| |
| // libstdc++/10672 |
| int main() |
| { |
| using namespace std; |
| using namespace __gnu_test; |
| |
| time_counter time; |
| resource_counter resource; |
| const int iterations = 300000; |
| |
| fstream s("tmp_perf_seek", ios::binary | ios::in | ios::out | ios::trunc); |
| if (s.good()) |
| { |
| start_counters(time, resource); |
| for (int i = 0; i < iterations; i++) |
| { |
| s.seekp(0); |
| s.write((char *) & i, sizeof(int)); |
| s.seekp(sizeof(int)); |
| s.write((char *) & i, sizeof(int)); |
| } |
| stop_counters(time, resource); |
| report_performance(__FILE__, "", time, resource); |
| } |
| |
| unlink("tmp_perf_seek"); |
| return 0; |
| } |