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[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [libstdc++-v3/] [testsuite/] [25_algorithms/] [minmax/] [3.cc] - Rev 424
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// { dg-options "-std=gnu++0x" } // 2008-09-16 Chris Fairles <chris.fairles@gmail.com> // Copyright (C) 2008, 2009 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 <algorithm> #include <functional> #include <testsuite_hooks.h> struct compare_counter : std::binary_function<int, int, bool> { static int count; bool operator()(int a, int b) const { ++count; return a < b; } }; int compare_counter::count = 0; void test01() { bool test __attribute__((unused)) = true; std::pair<int, int> z = std::minmax({1, 2, 3, 4, 5, 6, 7, 8}, compare_counter()); // If N is the number of arguments in the minmax function call, // 25.3.7 specifies that at most 3N/2 comparisons are allowed. VERIFY(compare_counter::count <= (3 * 8 / 2)); } int main() { test01(); return 0; }