gambas-source-code/main/share/gb_overflow.h

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/***************************************************************************
gb_overflow.h
(c) Benoît Minisini <benoit.minisini@gambas-basic.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
***************************************************************************/
#ifndef __GB_OVERFLOW_H
#define __GB_OVERFLOW_H
#if __GNUC__ >= 8
#define DO_NOT_CHECK_OVERFLOW 0
#else
#define DO_NOT_CHECK_OVERFLOW 1
#if defined(__has_builtin)
#if __has_builtin(__builtin_add_overflow)
#undef DO_NOT_CHECK_OVERFLOW
#define DO_NOT_CHECK_OVERFLOW 0
#endif
#endif
#endif
#endif /* __GB_OVERFLOW_H */