sysdeps/sparc/bits/mathdef.h

   1 /* Copyright (C) 1997-2015 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #if !defined _MATH_H && !defined _COMPLEX_H
  19 # error "Never use <bits/mathdef.h> directly; include <math.h> instead"
  20 #endif
  21
  22 #include <bits/wordsize.h>
  23
  24 /* FIXME! This file describes properties of the compiler, not the machine;
  25    it should not be part of libc!  */
  26
  27 #if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
  28 # define _MATH_H_MATHDEF        1
  29
  30 /* SPARC has both `float' and `double' arithmetic.  */
  31 typedef float float_t;
  32 typedef double double_t;
  33
  34 /* The values returned by `ilogb' for 0 and NaN respectively.  */
  35 # define FP_ILOGB0       (-2147483647)
  36 # define FP_ILOGBNAN     (2147483647)
  37
  38 #endif  /* ISO C99 */