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61 lines
1.8 KiB
61 lines
1.8 KiB
3 years ago
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// cxxabi.h subset for cancellation -*- C++ -*-
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// Copyright (C) 2007-2021 Free Software Foundation, Inc.
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//
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// This file is part of GCC.
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//
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// GCC is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 3, or (at your option)
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// any later version.
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//
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// GCC is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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/** @file bits/cxxabi_forced.h
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* This is an internal header file, included by other library headers.
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* Do not attempt to use it directly. @headername{cxxabi.h}
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*/
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#ifndef _CXXABI_FORCED_H
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#define _CXXABI_FORCED_H 1
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#pragma GCC system_header
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#pragma GCC visibility push(default)
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#ifdef __cplusplus
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namespace __cxxabiv1
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{
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/**
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* @brief Thrown as part of forced unwinding.
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* @ingroup exceptions
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*
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* A magic placeholder class that can be caught by reference to
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* recognize forced unwinding.
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*/
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class __forced_unwind
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{
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virtual ~__forced_unwind() throw();
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// Prevent catch by value.
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virtual void __pure_dummy() = 0;
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};
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}
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#endif // __cplusplus
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#pragma GCC visibility pop
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#endif // __CXXABI_FORCED_H
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