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

   1 // Copyright (C) 2005-2024 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 // 25.2.4 replace_copy
  19
  20 // { dg-do compile }
  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 Y { };
  31
  32 struct Z
  33 {
  34   Z&
  35   operator=(const X&)
  36   { return *this; }
  37
  38   Z&
  39   operator=(const Y&)
  40   { return *this; }
  41 };
  42
  43 bool
  44 operator==(const X&, const Y&)
  45 { return true; }
  46
  47 output_iterator_wrapper<Z>
  48 test1(input_iterator_wrapper<X>& begin,
  49       input_iterator_wrapper<X>& end,
  50       output_iterator_wrapper<Z>& output,
  51       const Y& old_val, const Y& new_val)
  52 {
  53   return std::replace_copy(begin, end, output, old_val,
  54                            new_val);
  55 }