old-autovect-branch/libstdc++-v3/testsuite/20_util/memory/auto_ptr/3946.cc

   1 // Copyright (C) 2000, 2002, 2003, 2004 Free Software Foundation
   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 2, 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 COPYING.  If not, write to the Free
  16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  17 // USA.
  18
  19 // 20.4.5 Template class auto_ptr [lib.auto.ptr]
  20
  21 #include <memory>
  22 #include <testsuite_hooks.h>
  23
  24 // libstdc++/3946
  25 // http://gcc.gnu.org/ml/libstdc++/2002-07/msg00024.html
  26 struct Base { };
  27 struct Derived : public Base { };
  28
  29 std::auto_ptr<Derived>
  30 conversiontest08() { return std::auto_ptr<Derived>(new Derived); }
  31
  32 void
  33 test08()
  34 {
  35   std::auto_ptr<Base> ptr;
  36   ptr = conversiontest08();
  37 }
  38
  39
  40 int
  41 main()
  42 {
  43   test08();
  44   return 0;
  45 }