libstdc++-v3/testsuite/25_algorithms/partition_copy/check_type.cc

   1 // 2008-06-26  Paolo Carlini  <paolo.carlini@oracle.com>
   2
   3 // Copyright (C) 2008-2024 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 // { dg-do compile { target c++11 } }
  21
  22 #include <algorithm>
  23 #include <testsuite_iterators.h>
  24
  25 using __gnu_test::input_iterator_wrapper;
  26 using __gnu_test::output_iterator_wrapper;
  27
  28 struct X { };
  29
  30 struct Z1
  31 {
  32   Z1&
  33   operator=(const X&)
  34   { return *this; }
  35 };
  36
  37 struct Z2
  38 {
  39   Z2&
  40   operator=(const X&)
  41   { return *this; }
  42 };
  43
  44 bool
  45 pred_function(const X&)
  46 { return true; }
  47
  48 struct pred_obj
  49 {
  50   bool
  51   operator()(const X&)
  52   { return true; }
  53 };
  54
  55 std::pair<output_iterator_wrapper<Z1>, output_iterator_wrapper<Z2> >
  56 test1(input_iterator_wrapper<X>& begin,
  57       input_iterator_wrapper<X>& end,
  58       output_iterator_wrapper<Z1>& true_output,
  59       output_iterator_wrapper<Z2>& false_output)
  60 { return std::partition_copy(begin, end, true_output, false_output,
  61                              pred_function); }
  62
  63 std::pair<output_iterator_wrapper<Z1>, output_iterator_wrapper<Z2> >
  64 test2(input_iterator_wrapper<X>& begin,
  65       input_iterator_wrapper<X>& end,
  66       output_iterator_wrapper<Z1>& true_output,
  67       output_iterator_wrapper<Z2>& false_output)
  68 { return std::partition_copy(begin, end, true_output, false_output,
  69                              pred_obj()); }