libstdc++-v3/testsuite/20_util/allocator_traits/requirements/typedefs.cc

   1 // { dg-do compile { target c++11 } }
   2
   3 // Copyright (C) 2011-2019 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 // NB: This file is for testing memory with NO OTHER INCLUDES.
  22
  23 #include <memory>
  24
  25 template<typename T>
  26 void test01()
  27 {
  28   // Check for required typedefs
  29   typedef std::allocator_traits<T>                  test_type;
  30   typedef typename test_type::allocator_type        allocator_type;
  31   typedef typename test_type::value_type            value_type;
  32   typedef typename test_type::pointer               pointer;
  33   typedef typename test_type::const_pointer         const_pointer;
  34   typedef typename test_type::void_pointer          void_pointer;
  35   typedef typename test_type::const_void_pointer    const_void_pointer;
  36   typedef typename test_type::difference_type       difference_type;
  37   typedef typename test_type::size_type             size_type;
  38   typedef typename test_type::propagate_on_container_copy_assignment
  39     propagate_on_container_copy_assignment;
  40   typedef typename test_type::propagate_on_container_move_assignment
  41     propagate_on_container_move_assignment;
  42   typedef typename test_type::propagate_on_container_swap
  43     propagate_on_container_swap;
  44 }
  45
  46 struct S { };
  47
  48 int main()
  49 {
  50   test01<std::allocator<int>>();
  51   test01<std::allocator<S>>();
  52 }