libstdc++-v3/testsuite/25_algorithms/minmax/1.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // 2007-11-01  Paolo Carlini  <pcarlini@suse.de
   4
   5 // Copyright (C) 2007-2024 Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // You should have received a copy of the GNU General Public License along
  19 // with this library; see the file COPYING3.  If not see
  20 // <http://www.gnu.org/licenses/>.
  21
  22 #include <algorithm>
  23 #include <functional>
  24 #include <testsuite_hooks.h>
  25
  26 void test01()
  27 {
  28   std::pair<const int, const int> z = std::minmax(1, 2);
  29   std::pair<const int, const int> w = std::minmax(4, 3);
  30   VERIFY( z.first == 1 );
  31   VERIFY( z.second == 2 );
  32   VERIFY( w.first == 3 );
  33   VERIFY( w.second == 4 );
  34
  35   std::pair<const int, const int> zc = std::minmax(1, 2, std::greater<int>());
  36   std::pair<const int, const int> wc = std::minmax(4, 3, std::greater<int>());
  37   VERIFY( zc.first == 2 );
  38   VERIFY( zc.second == 1 );
  39   VERIFY( wc.first == 4 );
  40   VERIFY( wc.second == 3 );
  41 }
  42
  43 int main()
  44 {
  45   test01();
  46   return 0;
  47 }