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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/libsupc++/exception_defines.h
1 // -fno-exceptions Support -*- C++ -*-
3 // Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2006, 2007, 2008, 2009
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 2, or (at your option)
12 // This library 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 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
32 // ISO C++ 14882: 19.1 Exception classes
35 /** @file exception_defines.h
36 * This is a Standard C++ Library header.
39 #ifndef _EXCEPTION_DEFINES_H
40 #define _EXCEPTION_DEFINES_H 1
43 // Iff -fno-exceptions, transform error handling code to work without it.
44 # define __try if (true)
45 # define __catch(X) if (false)
46 # define __throw_exception_again
48 // Else proceed normally.
50 # define __catch(X) catch(X)
51 # define __throw_exception_again throw