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[official-gcc.git] / gomp-20050608-branch / libstdc++-v3 / libsupc++ / exception_defines.h
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1 // -fno-exceptions Support -*- C++ -*-
3 // Copyright (C) 2001, 2003 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
9 // any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19 // USA.
21 // As a special exception, you may use this file as part of a free software
22 // library without restriction. Specifically, if other files instantiate
23 // templates or use macros or inline functions from this file, or you compile
24 // this file and link it with other files to produce an executable, this
25 // file does not by itself cause the resulting executable to be covered by
26 // the GNU General Public License. This exception does not however
27 // invalidate any other reasons why the executable file might be covered by
28 // the GNU General Public License.
31 // ISO C++ 14882: 19.1 Exception classes
34 #ifndef _EXCEPTION_DEFINES_H
35 #define _EXCEPTION_DEFINES_H 1
37 #ifndef __EXCEPTIONS
38 // Iff -fno-exceptions, transform error handling code to work without it.
39 # define try if (true)
40 # define catch(X) if (false)
41 # define __throw_exception_again
42 #else
43 // Else proceed normally.
44 # define __throw_exception_again throw
45 #endif
47 #endif