1// Copyright (C) 2003-2015 Free Software Foundation, Inc. 2// 3// This file is part of the GNU ISO C++ Library. This library is free 4// software; you can redistribute it and/or modify it under the 5// terms of the GNU General Public License as published by the 6// Free Software Foundation; either version 3, or (at your option) 7// any later version. 8 9// This library is distributed in the hope that it will be useful, 10// but WITHOUT ANY WARRANTY; without even the implied warranty of 11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12// GNU General Public License for more details. 13 14// You should have received a copy of the GNU General Public License along 15// with this library; see the file COPYING3. If not see 16// <http://www.gnu.org/licenses/>. 17 18 19#include <testsuite_performance.h> 20 21template<typename Container, int Iter> 22 void 23 do_loop() 24 { 25 // avoid excessive swap file use! 26 static const unsigned max_size = 250000; 27 28 // make results less random while 29 static const unsigned iterations = 10; 30 31 // keeping the total time reasonable 32 static const unsigned step = 50000; 33 34 using namespace std; 35 typedef int test_type; 36 typedef Container container_type; 37 typedef vector<test_type> vector_type; 38 39 // Initialize sorted array. 40 vector_type v(max_size, 0); 41 for (unsigned int i = 0; i != max_size; ++i) 42 v[i] = i; 43 44 for (unsigned int count = step; count <= max_size; count += step) 45 { 46 for (unsigned i = 0; i != iterations; ++i) 47 { 48 container_type test_set; 49 typename container_type::iterator iter = test_set.end(); 50 51 // Each insert in amortized constant time (Table 69) 52 for (unsigned j = 0; j != count; ++j) 53 iter = test_set.insert(iter, v[j]); 54 } 55 } 56 57 } 58 59int 60main() 61{ 62#ifdef TEST_S1 63#define thread_type false 64#endif 65 66#ifdef TEST_T1 67#define thread_type true 68#endif 69 70 typedef __gnu_test::sets<int, thread_type>::type container_types; 71 typedef test_sequence<thread_type> test_type; 72 test_type test("insert_from_sorted"); 73 __gnu_cxx::typelist::apply(test, container_types()); 74 75 return 0; 76} 77 78