libstdc++-v3/testsuite/25_algorithms/partial_sort_copy/debug/irreflexive_neg.cc

   1 // Copyright (C) 2015-2024 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 // { dg-do run { xfail *-*-* } }
  19 // { dg-require-debug-mode "" }
  20
  21 #include <algorithm>
  22
  23 bool
  24 bad_lower(int lhs, int rhs)
  25 {
  26   if (lhs == 0)
  27     return true;
  28
  29   return lhs < rhs;
  30 }
  31
  32 void test01()
  33 {
  34   int ins[] = { 0, 1, 2, 3 };
  35   int outs[] = { 9, 9 };
  36   std::partial_sort_copy(ins, ins + 4, outs, outs + 2, bad_lower);
  37 }
  38
  39 int main()
  40 {
  41   test01();
  42   return 0;
  43 }