1/* Test all DW_LANG constants are handled by dwarf_default_lower_bound.
2
3   Copyright (C) 2016 Red Hat, Inc.
4   This file is part of elfutils.
5
6   This file is free software; you can redistribute it and/or modify
7   it under the terms of the GNU General Public License as published by
8   the Free Software Foundation; either version 3 of the License, or
9   (at your option) any later version.
10
11   elfutils is distributed in the hope that it will be useful, but
12   WITHOUT ANY WARRANTY; without even the implied warranty of
13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14   GNU General Public License for more details.
15
16   You should have received a copy of the GNU General Public License
17   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
18
19#ifdef HAVE_CONFIG_H
20# include <config.h>
21#endif
22
23#include <dwarf.h>
24#include ELFUTILS_HEADER(dw)
25#include "../libdw/known-dwarf.h"
26
27#include <inttypes.h>
28#include <stdio.h>
29#include <stdlib.h>
30
31static void
32test_lang (const char *name, int lang)
33{
34  Dwarf_Sword low;
35  int res = dwarf_default_lower_bound (lang, &low);
36
37  /* Assembler is special, it doesn't really have arrays.  */
38  if (lang == DW_LANG_Mips_Assembler)
39    {
40      if (res == 0)
41	{
42	  printf ("%s shouldn't have a known lower bound\n", name);
43	  exit (-1);
44	}
45      printf ("%s: <unknown>\n", name);
46      return;
47    }
48
49  if (res != 0)
50    {
51      printf ("dwarf_default_lower_bound failed (%d) for %s\n", res, name);
52      exit (-1);
53    }
54
55  /* All currently known lower bounds are either zero or one, but
56     they don't have to.  Update test once one is a different value.  */
57  if (low != 0 && low != 1)
58    {
59      printf ("unexpected lower bound %" PRId64 " for %s\n", low, name);
60      exit (-1);
61    }
62
63  printf ("%s: %" PRId64 "\n", name, low);
64}
65
66int
67main (int argc __attribute__ ((unused)), char *argv[] __attribute__ ((unused)))
68{
69  Dwarf_Sword low;
70  /* Bad language code must fail.  */
71  if (dwarf_default_lower_bound (-1, &low) == 0)
72    {
73      printf ("Bad lang code -1 succeeded (%" PRId64 ")\n", low);
74      exit (-1);
75    }
76
77  /* Test all known language codes.  */
78#define DWARF_ONE_KNOWN_DW_LANG(NAME, CODE) test_lang (#NAME, CODE);
79  DWARF_ALL_KNOWN_DW_LANG
80#undef DWARF_ONE_KNOWN_DW_LANG
81
82  return 0;
83}
84