source: trunk/third/gmp/tests/t-gmpmax.c @ 18191

Revision 18191, 2.3 KB checked in by ghudson, 22 years ago (diff)
This commit was generated by cvs2svn to compensate for changes in r18190, which included commits to RCS files with non-trunk default branches.
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[18190]1/* Check the values of __GMP_UINT_MAX etc.
2
3Copyright 2001 Free Software Foundation, Inc.
4
5This file is part of the GNU MP Library.
6
7The GNU MP Library is free software; you can redistribute it and/or modify
8it under the terms of the GNU Lesser General Public License as published by
9the Free Software Foundation; either version 2.1 of the License, or (at your
10option) any later version.
11
12The GNU MP Library is distributed in the hope that it will be useful, but
13WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
15License for more details.
16
17You should have received a copy of the GNU Lesser General Public License
18along with the GNU MP Library; see the file COPYING.LIB.  If not, write to
19the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20MA 02111-1307, USA. */
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <limits.h>
25#include "gmp.h"
26
27
28/* __GMP_UINT_MAX etc are generated with expressions in gmp.h since we don't
29   want to demand <limits.h> or forcibly include it.  Check the expressions
30   come out the same as <limits.h>.  */
31
32int
33main (int argc, char *argv[])
34{
35  int  error = 0;
36
37#ifdef UINT_MAX
38  if (__GMP_UINT_MAX != UINT_MAX)
39    {
40      printf ("__GMP_UINT_MAX incorrect\n");
41      printf ("  __GMP_UINT_MAX  %u  0x%X\n", __GMP_UINT_MAX, __GMP_UINT_MAX);
42      printf ("  UINT_MAX        %u  0x%X\n", UINT_MAX, UINT_MAX);
43      error = 1;
44    }
45#endif
46
47  /* gcc 2.95.2 limits.h on solaris 2.5.1 incorrectly selects a 64-bit
48     LONG_MAX, leading to some integer overflow in ULONG_MAX and a spurious
49     __GMP_ULONG_MAX != ULONG_MAX.  Casting ULONG_MAX to unsigned long is a
50     workaround.  */
51#ifdef ULONG_MAX
52  if (__GMP_ULONG_MAX != (unsigned long) ULONG_MAX)
53    {
54      printf ("__GMP_ULONG_MAX incorrect\n");
55      printf ("  __GMP_ULONG_MAX  %lu  0x%lX\n", __GMP_ULONG_MAX, __GMP_ULONG_MAX);
56      printf ("  ULONG_MAX        %lu  0x%lX\n", ULONG_MAX, ULONG_MAX);
57      error = 1;
58    }
59#endif
60
61#ifdef USHRT_MAX
62  if (__GMP_USHRT_MAX != USHRT_MAX)
63    {
64      printf ("__GMP_USHRT_MAX incorrect\n");
65      printf ("  __GMP_USHRT_MAX  %hu  0x%hX\n", __GMP_USHRT_MAX, __GMP_USHRT_MAX);
66      printf ("  USHRT_MAX        %hu  0x%hX\n", USHRT_MAX, USHRT_MAX);
67      error = 1;
68    }
69#endif
70
71  if (error)
72    abort ();
73
74  exit (0);
75}
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