1/* This test program is part of GDB, the GNU debugger.
2
3   Copyright 1992, 1993, 1994, 1997, 1999, 2004, 2007
4   Free Software Foundation, Inc.
5
6   This program 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   This program is distributed in the hope that it will be useful,
12   but 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
20/*
21 *	Test file with lots of different types, for testing the
22 *	"whatis" command.
23 */
24
25/*
26 *	First the basic C types.
27 */
28
29char		v_char;
30signed char	v_signed_char;
31unsigned char	v_unsigned_char;
32
33short		v_short;
34signed short	v_signed_short;
35unsigned short	v_unsigned_short;
36
37int		v_int;
38signed int	v_signed_int;
39unsigned int	v_unsigned_int;
40
41long		v_long;
42signed long	v_signed_long;
43unsigned long	v_unsigned_long;
44
45float		v_float;
46double		v_double;
47
48/*
49 *	Now some derived types, which are arrays, functions-returning,
50 *	pointers, structures, unions, and enumerations.
51 */
52
53/**** arrays *******/
54
55char		v_char_array[2];
56signed char	v_signed_char_array[2];
57unsigned char	v_unsigned_char_array[2];
58
59short		v_short_array[2];
60signed short	v_signed_short_array[2];
61unsigned short	v_unsigned_short_array[2];
62
63int		v_int_array[2];
64signed int	v_signed_int_array[2];
65unsigned int	v_unsigned_int_array[2];
66
67long		v_long_array[2];
68signed long	v_signed_long_array[2];
69unsigned long	v_unsigned_long_array[2];
70
71float		v_float_array[2];
72double		v_double_array[2];
73
74/**** pointers *******/
75
76/* Make sure they still print as pointer to foo even there is a typedef
77   for that type.  Test this not just for char *, which might be
78   a special case kludge in GDB (Unix system include files like to define
79   caddr_t), but for a variety of types.  */
80typedef char *char_addr;
81static char_addr a_char_addr;
82typedef unsigned short *ushort_addr;
83static ushort_addr a_ushort_addr;
84typedef signed long *slong_addr;
85static slong_addr a_slong_addr;
86
87char		*v_char_pointer;
88signed char	*v_signed_char_pointer;
89unsigned char	*v_unsigned_char_pointer;
90
91short		*v_short_pointer;
92signed short	*v_signed_short_pointer;
93unsigned short	*v_unsigned_short_pointer;
94
95int		*v_int_pointer;
96signed int	*v_signed_int_pointer;
97unsigned int	*v_unsigned_int_pointer;
98
99long		*v_long_pointer;
100signed long	*v_signed_long_pointer;
101unsigned long	*v_unsigned_long_pointer;
102
103float		*v_float_pointer;
104double		*v_double_pointer;
105
106/**** structs *******/
107
108struct t_struct {
109    char	v_char_member;
110    short	v_short_member;
111    int		v_int_member;
112    long	v_long_member;
113    float	v_float_member;
114    double	v_double_member;
115} v_struct1;
116
117struct {
118    char	v_char_member;
119    short	v_short_member;
120    int		v_int_member;
121    long	v_long_member;
122    float	v_float_member;
123    double	v_double_member;
124} v_struct2;
125
126/**** unions *******/
127
128union t_union {
129    char	v_char_member;
130    short	v_short_member;
131    int		v_int_member;
132    long	v_long_member;
133    float	v_float_member;
134    double	v_double_member;
135} v_union;
136
137union {
138    char	v_char_member;
139    short	v_short_member;
140    int		v_int_member;
141    long	v_long_member;
142    float	v_float_member;
143    double	v_double_member;
144} v_union2;
145
146/*** Functions returning type ********/
147
148char		v_char_func () { return(0); }
149signed char	v_signed_char_func () { return (0); }
150unsigned char	v_unsigned_char_func () { return (0); }
151
152short		v_short_func () { return (0); }
153signed short	v_signed_short_func () { return (0); }
154unsigned short	v_unsigned_short_func () { return (0); }
155
156int		v_int_func () { return (0); }
157signed int	v_signed_int_func () { return (0); }
158unsigned int	v_unsigned_int_func () { return (0); }
159
160long		v_long_func () { return (0); }
161signed long	v_signed_long_func () { return (0); }
162unsigned long	v_unsigned_long_func () { return (0); }
163
164float		v_float_func () { return (0.0); }
165double		v_double_func () { return (0.0); }
166
167/**** Some misc more complicated things *******/
168
169struct link {
170	struct link *next;
171#ifdef __STDC__
172	struct link *(*linkfunc) (struct link *this, int flags);
173#else
174	struct link *(*linkfunc) ();
175#endif
176	struct t_struct stuff[1][2][3];
177} *s_link;
178
179union tu_link {
180	struct link *next;
181#ifdef __STDC__
182	struct link *(*linkfunc) (struct link *this, int flags);
183#else
184	struct link *(*linkfunc) ();
185#endif
186	struct t_struct stuff[1][2][3];
187} u_link;
188
189struct outer_struct {
190	int outer_int;
191	struct inner_struct {
192		int inner_int;
193		long inner_long;
194	}inner_struct_instance;
195	union inner_union {
196		int inner_union_int;
197		long inner_union_long;
198	}inner_union_instance;
199	long outer_long;
200} nested_su;
201
202/**** Enumerations *******/
203
204enum colors {red, green, blue} color;
205enum cars {chevy, ford, porsche} clunker;
206
207/***********/
208
209int main ()
210{
211#ifdef usestubs
212  set_debug_traps();
213  breakpoint();
214#endif
215  /* Some linkers (e.g. on AIX) remove unreferenced variables,
216     so make sure to reference them. */
217  v_char = 0;
218  v_signed_char = 1;
219  v_unsigned_char = 2;
220
221  v_short = 3;
222  v_signed_short = 4;
223  v_unsigned_short = 5;
224
225  v_int = 6;
226  v_signed_int = 7;
227  v_unsigned_int = 8;
228
229  v_long = 9;
230  v_signed_long = 10;
231  v_unsigned_long = 11;
232
233  v_float = 100.0;
234  v_double = 200.0;
235
236
237  v_char_array[0] = v_char;
238  v_signed_char_array[0] = v_signed_char;
239  v_unsigned_char_array[0] = v_unsigned_char;
240
241  v_short_array[0] = v_short;
242  v_signed_short_array[0] = v_signed_short;
243  v_unsigned_short_array[0] = v_unsigned_short;
244
245  v_int_array[0] = v_int;
246  v_signed_int_array[0] = v_signed_int;
247  v_unsigned_int_array[0] = v_unsigned_int;
248
249  v_long_array[0] = v_long;
250  v_signed_long_array[0] = v_signed_long;
251  v_unsigned_long_array[0] = v_unsigned_long;
252
253  v_float_array[0] = v_float;
254  v_double_array[0] = v_double;
255
256  v_char_pointer = &v_char;
257  v_signed_char_pointer = &v_signed_char;
258  v_unsigned_char_pointer = &v_unsigned_char;
259
260  v_short_pointer = &v_short;
261  v_signed_short_pointer = &v_signed_short;
262  v_unsigned_short_pointer = &v_unsigned_short;
263
264  v_int_pointer = &v_int;
265  v_signed_int_pointer = &v_signed_int;
266  v_unsigned_int_pointer = &v_unsigned_int;
267
268  v_long_pointer = &v_long;
269  v_signed_long_pointer = &v_signed_long;
270  v_unsigned_long_pointer = &v_unsigned_long;
271
272  v_float_pointer = &v_float;
273  v_double_pointer = &v_double;
274
275  color = red;
276  clunker = porsche;
277
278  u_link.next = s_link;
279
280  v_union2.v_short_member = v_union.v_short_member;
281
282  v_struct1.v_char_member = 0;
283  v_struct2.v_char_member = 0;
284
285  nested_su.outer_int = 0;
286  return 0;
287}
288