old-autovect-branch/libstdc++-v3/testsuite/tr1/2_general_utilities/memory/enable_shared_from_this/not_shared.cc

   1 // Copyright (C) 2005 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 // 2.2.5 Template class enable_shared_from_this [tr.util.smartptr.enab]
  20
  21 #include <tr1/memory>
  22 #include <testsuite_hooks.h>
  23
  24 struct X : public std::tr1::enable_shared_from_this<X>
  25 {
  26 };
  27
  28 int
  29 test01()
  30 {
  31   bool test __attribute__((unused)) = true;
  32
  33   X x;
  34
  35   try
  36     {
  37       std::tr1::shared_ptr<X> p = x.shared_from_this();
  38       VERIFY( false );
  39     }
  40   catch (const std::tr1::bad_weak_ptr&)
  41     {
  42       // Expected.
  43       VERIFY( true );
  44     }
  45   catch (...)
  46     {
  47       // Failed.
  48       VERIFY( false );
  49     }
  50
  51   return 0;
  52 }
  53
  54 int
  55 main()
  56 {
  57   test01();
  58   return 0;
  59 }