glibc/sysdeps/ia64/bits/huge_vall.h
Mike Frysinger 75efb01851 ia64: update FSF license address to URL
Processed with a simple sed script:

find `find sysdeps/ -name ia64` -type f -exec sed -i \
	-e '/Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA/d' \
	-e 's:License along with the GNU C Library; if not, write to the Free:License along with the GNU C Library; if not, see:' \
	-e 's|02111-1307 USA.|<http://www.gnu.org/licenses/>.|' {} +

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
2012-04-22 23:26:51 -04:00

42 lines
1.5 KiB
C

/* `HUGE_VALL' constant for ia64 (where it is infinity).
Used by <stdlib.h> and <math.h> functions for overflow.
Copyright (C) 2000, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _MATH_H
# error "Never use <bits/huge_vall.h> directly; include <math.h> instead."
#endif
#if __GNUC_PREREQ(3,3)
# define HUGE_VALL (__builtin_huge_vall())
#elif __GNUC_PREREQ(2,96)
# define HUGE_VALL (__extension__ 0x1.0p32767L)
#else
# define __HUGE_VALL_bytes { 0,0,0,0,0,0,0, 0x80, 0xff, 0x7f, 0,0,0,0,0,0}
# define __huge_vall_t union { unsigned char __c[16]; long double __ld; }
# ifdef __GNUC__
# define HUGE_VALL (__extension__ \
((__huge_vall_t) { __c: __HUGE_VALL_bytes }).__ld)
# else /* Not GCC. */
static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
# define HUGE_VALL (__huge_vall.__ld)
# endif /* GCC. */
#endif /* GCC 2.95 */