math/tst-definitions.c

   1 /* Copyright (C) 2000-2013 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <limits.h>
  20 #include <math.h>
  21 #include <stdio.h>
  22
  23
  24 int
  25 main (void)
  26 {
  27   int result = 0;
  28
  29   if (FP_ILOGB0 != INT_MIN && FP_ILOGB0 != -INT_MAX)
  30     {
  31       puts ("FP_ILOGB0 has no valid value");
  32       result = 1;
  33     }
  34   else
  35     puts ("FP_ILOGB0 value is OK");
  36
  37   if (FP_ILOGBNAN != INT_MIN && FP_ILOGBNAN != INT_MAX)
  38     {
  39       puts ("FP_ILOBNAN has no valid value");
  40       result = 1;
  41     }
  42   else
  43     puts ("FP_ILOGBNAN value is OK");
  44
  45   return result;
  46 }