1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2008-2020 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program 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
13   GNU General Public License for more details.
14
15   You should have received a copy of the GNU General Public License
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#include <stdio.h>
19
20struct s
21{
22  int a;
23  int b;
24};
25
26union u
27{
28  int a;
29  float b;
30};
31
32enum e
33  {
34    ONE = 1,
35    TWO = 2
36  };
37
38typedef struct s *PTR;
39
40enum e evalue = TWO;
41
42#ifdef __cplusplus
43
44struct Base {
45  virtual int x() { return 5; }
46};
47
48struct Derived : public Base {
49};
50
51Base *base = new Derived ();
52Derived derived;
53Base &base_ref = derived;
54
55void ptr_ref(int*& rptr_int)
56{
57  return; /* break to inspect pointer by reference. */
58}
59#endif
60
61void func1 ()
62{
63  printf ("void function called\n");
64}
65
66int func2 (int arg1, int arg2)
67{
68  return arg1 + arg2;
69}
70
71char **save_argv;
72
73int
74main (int argc, char *argv[])
75{
76  char *cp = argv[0]; /* Prevent gcc from optimizing argv[] out.  */
77  struct s s;
78  union u u;
79  PTR x = &s;
80  char st[17] = "divide et impera";
81  char nullst[17] = "divide\0et\0impera";
82  void (*fp1) (void)  = &func1;
83  int  (*fp2) (int, int) = &func2;
84  const char *embed = "embedded x\201\202\203\204";
85  int a[3] = {1,2,3};
86  int *p = a;
87  int i = 2;
88  int *ptr_i = &i;
89  s.a = 3;
90  s.b = 5;
91  u.a = 7;
92  (*fp1) ();
93  (*fp2) (10,20);
94
95#ifdef __cplusplus
96  ptr_ref(ptr_i);
97#endif
98
99  save_argv = argv;      /* break to inspect struct and union */
100  return 0;
101}
102