libstdc++-v3/testsuite/23_containers/list/modifiers/swap/1.h

   1 // Copyright (C) 2004-2019 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 #include <algorithm>
  19 #include <testsuite_hooks.h>
  20
  21 struct T { int i; };
  22
  23 int swap_calls;
  24
  25 // Should use list specialization for swap.
  26 template<typename _Tp>
  27 void
  28 swap11()
  29 {
  30   typedef _Tp list_type;
  31
  32   list_type A;
  33   list_type B;
  34   swap_calls = 0;
  35   std::swap(A, B);
  36   VERIFY(1 == swap_calls);
  37 }
  38
  39 // Should use list specialization for swap.
  40 template<typename _Tp>
  41 void
  42 swap12()
  43 {
  44   using namespace std;
  45   typedef _Tp list_type;
  46
  47   list_type A;
  48   list_type B;
  49   swap_calls = 0;
  50   swap(A, B);
  51   VERIFY(1 == swap_calls);
  52 }
  53
  54 #if !__GXX_WEAK__ && _MT_ALLOCATOR_H
  55 template class __gnu_cxx::__mt_alloc<std::_List_node<T> >;
  56 #endif