libstdc++-v3/testsuite/23_containers/forward_list/comparable.cc

   1 // { dg-do run { target c++11 } }
   2
   3 // Copyright (C) 2008-2019 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20
  21 // NOTE: This makes use of the fact that we know how moveable
  22 // is implemented on list (via swap). If the implementation changed
  23 // this test may begin to fail.
  24
  25 #include <forward_list>
  26 #include <testsuite_hooks.h>
  27
  28 int main()
  29 {
  30   std::forward_list<double> a = {0.0, 1.0, 2.0, 3.0, 4.0};
  31   std::forward_list<double> b = {0.0, 1.0, 2.0, 3.0, 4.0, 5.0};
  32
  33   VERIFY((a == b) == false);
  34   VERIFY((a <  b) == true);
  35   VERIFY((a != b) == true);
  36   VERIFY((a >  b) == false);
  37   VERIFY((a >= b) == false);
  38   VERIFY((a <= b) == true);
  39
  40   VERIFY((b == a) == false);
  41   VERIFY((b <  a) == false);
  42   VERIFY((b != a) == true);
  43   VERIFY((b >  a) == true);
  44   VERIFY((b >= a) == true);
  45   VERIFY((b <= a) == false);
  46
  47   return 0;
  48 }