libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/requirements/explicit_instantiation/2.cc

   1 // Copyright (C) 2007-2023 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 // TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
  19
  20 #include <tr1/memory>
  21 #include <testsuite_tr1.h>
  22
  23 // { dg-do compile }
  24
  25 // Check the _S_single lock policy can be instantiated. For a thread-enabled
  26 // library this checks the templates can be instantiated for non-default
  27 // lock policy, for a single-threaded lib this is redundant but harmless.
  28 using namespace __gnu_test;
  29 using std::tr1::_S_single;
  30 template class std::tr1::__shared_ptr<int, _S_single>;
  31 template class std::tr1::__shared_ptr<ClassType, _S_single>;
  32 template class std::tr1::__shared_ptr<IncompleteClass, _S_single>;