1 // cxxabi.h subset for inclusion by other library headers -*- C++ -*-
3 // Copyright (C) 2007, 2009 Free Software Foundation, Inc.
5 // This file is part of GCC.
7 // GCC is free software; you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License as published by
9 // the Free Software Foundation; either version 3, or (at your option)
12 // GCC is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // Under Section 7 of GPL version 3, you are granted additional
18 // permissions described in the GCC Runtime Library Exception, version
19 // 3.1, as published by the Free Software Foundation.
21 // You should have received a copy of the GNU General Public License and
22 // a copy of the GCC Runtime Library Exception along with this program;
23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
24 // <http://www.gnu.org/licenses/>.
26 /** @file cxxabi-forced.h
27 * The header provides an interface to the C++ ABI.
30 #ifndef _CXXABI_FORCED_H
31 #define _CXXABI_FORCED_H 1
33 #pragma GCC visibility push(default)
39 * @brief Thrown as part of forced unwinding.
42 * A magic placeholder class that can be caught by reference to
43 * recognize forced unwinding.
47 virtual ~__forced_unwind() throw();
49 // Prevent catch by value.
50 virtual void __pure_dummy() = 0;
55 #pragma GCC visibility pop
57 #endif // __CXXABI_FORCED_H