1// { dg-options "-std=gnu++11" } 2// Copyright (C) 2011-2015 Free Software Foundation, Inc. 3// 4// This file is part of the GNU ISO C++ Library. This library is free 5// software; you can redistribute it and/or modify it under the 6// terms of the GNU General Public License as published by the 7// Free Software Foundation; either version 3, or (at your option) 8// any later version. 9 10// This library is distributed in the hope that it will be useful, 11// but WITHOUT ANY WARRANTY; without even the implied warranty of 12// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13// GNU General Public License for more details. 14 15// You should have received a copy of the GNU General Public License along 16// with this library; see the file COPYING3. If not see 17// <http://www.gnu.org/licenses/>. 18 19 20#include <unordered_set> 21#include <testsuite_performance.h> 22 23int main() 24{ 25 using namespace __gnu_test; 26 27 time_counter time; 28 resource_counter resource; 29 30 std::unordered_set<int> ref; 31 for (int i = 0; i != 500000; ++i) 32 ref.insert(i); 33 34 start_counters(time, resource); 35 36 for (unsigned i = 0; i < 500; ++i) 37 std::unordered_set<int> v(ref); 38 39 stop_counters(time, resource); 40 report_performance(__FILE__, "unordered_set<int> copy", time, resource); 41 42 return 0; 43} 44