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

   1 // { dg-options "-std=gnu++11" }
   2 //
   3 // Copyright (C) 2011-2015 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 scoped_allocator with NO OTHER INCLUDES.
  22
  23 #include <scoped_allocator>
  24
  25 // { dg-do compile }
  26
  27 template<typename T>
  28   struct minimal_allocator
  29   {
  30     typedef T value_type;
  31     minimal_allocator();
  32     template <typename U>
  33       minimal_allocator(const minimal_allocator<U>&);
  34     T* allocate(unsigned long);
  35     void deallocate(T*, unsigned long);
  36   };
  37
  38 struct S
  39 {
  40   typedef minimal_allocator<short> allocator_type;
  41   S(const allocator_type&);
  42 };
  43
  44 void test01()
  45 {
  46   typedef minimal_allocator<S>                      outer_type;
  47   typedef minimal_allocator<S::allocator_type>      inner_type;
  48   typedef std::scoped_allocator_adaptor<outer_type, inner_type> test_type;
  49
  50   // Check for required typedefs
  51   typedef typename test_type::outer_allocator_type  outer_allocator_type;
  52   typedef typename test_type::inner_allocator_type  inner_allocator_type;
  53   typedef typename test_type::value_type            value_type;
  54   typedef typename test_type::size_type             size_type;
  55   typedef typename test_type::difference_type       difference_type;
  56   typedef typename test_type::pointer               pointer;
  57   typedef typename test_type::const_pointer         const_pointer;
  58   typedef typename test_type::void_pointer          void_pointer;
  59   typedef typename test_type::const_void_pointer    const_void_pointer;
  60   typedef typename test_type::propagate_on_container_copy_assignment
  61     propagate_on_container_copy_assignment;
  62   typedef typename test_type::propagate_on_container_move_assignment
  63     propagate_on_container_move_assignment;
  64   typedef typename test_type::propagate_on_container_swap
  65     propagate_on_container_swap;
  66 }
  67