gdb/testsuite/gdb.base/ptype.c

   1 /*
   2  *      Test file with lots of different types, for testing the
   3  *      "ptype" command.
   4  */
   5
   6 /*
   7  *      First the basic C types.
   8  */
   9 #include <stdlib.h>
  10
  11 #if !defined (__STDC__) && !defined (_AIX)
  12 #define signed  /**/
  13 #endif
  14
  15 char            v_char;
  16 signed char     v_signed_char;
  17 unsigned char   v_unsigned_char;
  18
  19 short           v_short;
  20 signed short    v_signed_short;
  21 unsigned short  v_unsigned_short;
  22
  23 int             v_int;
  24 signed int      v_signed_int;
  25 unsigned int    v_unsigned_int;
  26
  27 long            v_long;
  28 signed long     v_signed_long;
  29 unsigned long   v_unsigned_long;
  30
  31 float           v_float;
  32 double          v_double;
  33
  34 /*
  35  *      Now some derived types, which are arrays, functions-returning,
  36  *      pointers, structures, unions, and enumerations.
  37  */
  38
  39 /**** arrays *******/
  40
  41 char            v_char_array[2];
  42 signed char     v_signed_char_array[2];
  43 unsigned char   v_unsigned_char_array[2];
  44
  45 short           v_short_array[2];
  46 signed short    v_signed_short_array[2];
  47 unsigned short  v_unsigned_short_array[2];
  48
  49 int             v_int_array[2];
  50 signed int      v_signed_int_array[2];
  51 unsigned int    v_unsigned_int_array[2];
  52
  53 long            v_long_array[2];
  54 signed long     v_signed_long_array[2];
  55 unsigned long   v_unsigned_long_array[2];
  56
  57 float           v_float_array[2];
  58 double          v_double_array[2];
  59
  60 /* PR 3742 */
  61 typedef char t_char_array[];
  62
  63 /**** pointers *******/
  64
  65 char            *v_char_pointer;
  66 signed char     *v_signed_char_pointer;
  67 unsigned char   *v_unsigned_char_pointer;
  68
  69 short           *v_short_pointer;
  70 signed short    *v_signed_short_pointer;
  71 unsigned short  *v_unsigned_short_pointer;
  72
  73 int             *v_int_pointer;
  74 signed int      *v_signed_int_pointer;
  75 unsigned int    *v_unsigned_int_pointer;
  76
  77 long            *v_long_pointer;
  78 signed long     *v_signed_long_pointer;
  79 unsigned long   *v_unsigned_long_pointer;
  80
  81 float           *v_float_pointer;
  82 double          *v_double_pointer;
  83
  84 /**** structs *******/
  85
  86 struct t_struct {
  87     char        v_char_member;
  88     short       v_short_member;
  89     int         v_int_member;
  90     long        v_long_member;
  91     float       v_float_member;
  92     double      v_double_member;
  93 } v_struct1;
  94
  95 struct t_struct *v_t_struct_p;
  96
  97 struct {
  98     char        v_char_member;
  99     short       v_short_member;
 100     int         v_int_member;
 101     long        v_long_member;
 102     float       v_float_member;
 103     double      v_double_member;
 104 } v_struct2;
 105
 106 /* typedef'd struct without a tag.  */
 107 typedef struct {
 108   double v_double_member;
 109   int v_int_member;
 110 } t_struct3;
 111 /* GCC seems to want a variable of this type, or else it won't put out
 112    a symbol.  */
 113 t_struct3 v_struct3;
 114
 115 /**** unions *******/
 116
 117 union t_union {
 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_union;
 125
 126 union {
 127     char        v_char_member;
 128     short       v_short_member;
 129     int         v_int_member;
 130     long        v_long_member;
 131     float       v_float_member;
 132     double      v_double_member;
 133 } v_union2;
 134
 135 /* typedef'd union without a tag.  */
 136 typedef union {
 137   double v_double_member;
 138   int v_int_member;
 139 } t_union3;
 140 /* GCC seems to want a variable of this type, or else it won't put out
 141    a symbol.  */
 142 t_union3 v_union3;
 143
 144 /*** Functions returning type ********/
 145
 146 char            v_char_func () { return(0); }
 147 signed char     v_signed_char_func () { return (0); }
 148 unsigned char   v_unsigned_char_func () { return (0); }
 149
 150 short           v_short_func () { return (0); }
 151 signed short    v_signed_short_func () { return (0); }
 152 unsigned short  v_unsigned_short_func () { return (0); }
 153
 154 int             v_int_func () { return (0); }
 155 signed int      v_signed_int_func () { return (0); }
 156 unsigned int    v_unsigned_int_func () { return (0); }
 157
 158 long            v_long_func () { return (0); }
 159 signed long     v_signed_long_func () { return (0); }
 160 unsigned long   v_unsigned_long_func () { return (0); }
 161
 162 float           v_float_func () { return (0.0); }
 163 double          v_double_func () { return (0.0); }
 164
 165 /**** Some misc more complicated things *******/
 166
 167 struct link {
 168         struct link *next;
 169 #ifdef __STDC__
 170         struct link *(*linkfunc) (struct link *this, int flags);
 171 #else
 172         struct link *(*linkfunc) ();
 173 #endif
 174         struct t_struct stuff[1][2][3];
 175 } *s_link;
 176
 177 union tu_link {
 178         struct link *next;
 179 #ifdef __STDC__
 180         struct link *(*linkfunc) (struct link *this, int flags);
 181 #else
 182         struct link *(*linkfunc) ();
 183 #endif
 184         struct t_struct stuff[1][2][3];
 185 } u_link;
 186
 187 struct outer_struct {
 188         int outer_int;
 189         struct inner_struct {
 190                 int inner_int;
 191                 long inner_long;
 192         }inner_struct_instance;
 193         union inner_union {
 194                 int inner_union_int;
 195                 long inner_union_long;
 196         }inner_union_instance;
 197         long outer_long;
 198 } nested_su;
 199
 200 /**** Enumerations *******/
 201
 202 enum
 203 /* Work around the bug for compilers which don't put out the right stabs.  */
 204 #if __GNUC__ < 2 && !defined (_AIX)
 205 primary1_tag
 206 #endif
 207 {red1, green1, blue1} primary1;
 208
 209 enum {red, green, blue} primary;
 210 enum colors {yellow, purple, pink} nonprimary;
 211
 212 enum {chevy, ford} clunker;
 213 enum cars {bmw, porsche} sportscar;
 214
 215 #undef FALSE
 216 #undef TRUE
 217 typedef enum {FALSE, TRUE} boolean;
 218 boolean v_boolean;
 219 /*note: aCC has bool type predefined with 'false' and 'true'*/
 220 typedef enum bvals {my_false, my_true} boolean2;
 221 boolean2 v_boolean2;
 222
 223 enum misordered {two = 2, one = 1, zero = 0, three = 3};
 224
 225 /* Seems like we need a variable of this type to get the type to be put
 226    in the executable, at least for AIX xlc.  */
 227 enum misordered v_misordered = three;
 228
 229 /**** Pointers to functions *******/
 230
 231 typedef int (*func_type) (int (*) (int, float), float);
 232 double (*old_fptr) ();
 233 double (*new_fptr) (void);
 234 int (*fptr) (int, float);
 235 int *(*fptr2) (int (*) (int, float), float);
 236 int (*xptr) (int (*) (), int (*) (void), int);
 237 int (*(*ffptr) (char)) (short);
 238 int (*(*(*fffptr) (char)) (short)) (long);
 239
 240 /* Here are the sort of stabs we expect to see for the above:
 241
 242    .stabs "func_type:t(0,100)=*(0,101)=g(0,1)(0,102)=*(0,103)=g(0,1)(0,1)(0,14)#(0,14)#",128,0,234,0
 243    .stabs "old_fptr:G(0,110)=*(0,111)=f(0,15)",32,0,231,0
 244    .stabs "new_fptr:G(0,120)=*(0,121)=g(0,15)(0,122)=(0,122)#",32,0,232,0
 245    .stabs "fptr:G(0,130)=*(0,103)#",32,0,233,0
 246    .stabs "fptr2:G(0,140)=*(0,141)=g(0,142)=*(0,1)(0,102)(0,14)#",32,0,235,0
 247    .stabs "xptr:G(0,150)=*(0,151)=g(0,1)(0,152)=*(0,153)=f(0,1)(0,154)=*(0,155)=g(0,1)(0,122)#(0,1)#",32,0,236,0
 248    .stabs "ffptr:G(0,160)=*(0,161)=g(0,162)=*(0,163)=g(0,1)(0,8)#(0,2)#",32,0,237,0\
 249    .stabs "fffptr:G(0,170)=*(0,171)=g(0,172)=*(0,173)=g(0,174)=*(0,175)=g(0,1)(0,3)#(0,8)#(0,2)#",32,0,237,0
 250
 251    Most of these use Sun's extension for prototyped function types ---
 252    the 'g' type descriptor.  As of around 9 Feb 2002, GCC didn't emit
 253    those, but GDB can read them, so the related tests in ptype.exp
 254    will all xfail.  */
 255
 256
 257 /***********/
 258
 259 int main ()
 260 {
 261   /* Ensure that malloc is a pointer type; avoid use of "void" and any include files. */
 262 /*  extern char *malloc();*/
 263
 264   /* Some of the tests in ptype.exp require invoking malloc, so make
 265      sure it is linked in to this program.  */
 266   v_char_pointer = (char *) malloc (1);
 267
 268 #ifdef usestubs
 269   set_debug_traps();
 270   breakpoint();
 271 #endif
 272   /* Some linkers (e.g. on AIX) remove unreferenced variables,
 273      so make sure to reference them. */
 274   primary = blue;
 275   primary1 = blue1;
 276   nonprimary = pink;
 277   sportscar = porsche;
 278   clunker = ford;
 279   v_struct1.v_int_member = 5;
 280   v_struct2.v_int_member = 6;
 281   v_struct3.v_int_member = 7;
 282
 283   v_char = 0;
 284   v_signed_char = 0;
 285   v_unsigned_char = 0;
 286
 287   v_short = 0;
 288   v_signed_short = 0;
 289   v_unsigned_short = 0;
 290
 291   v_int = 0;
 292   v_signed_int = 0;
 293   v_unsigned_int = 0;
 294
 295   v_long = 0;
 296   v_signed_long = 0;
 297   v_unsigned_long = 0;
 298
 299   v_float = 0;
 300   v_double = 0;
 301
 302   v_char_array[0] = 0;
 303   v_signed_char_array[0] = 0;
 304   v_unsigned_char_array[0] = 0;
 305
 306   v_short_array[0] = 0;
 307   v_signed_short_array[0] = 0;
 308   v_unsigned_short_array[0] = 0;
 309
 310   v_int_array[0] = 0;
 311   v_signed_int_array[0] = 0;
 312   v_unsigned_int_array[0] = 0;
 313
 314   v_long_array[0] = 0;
 315   v_signed_long_array[0] = 0;
 316   v_unsigned_long_array[0] = 0;
 317
 318   v_float_array[0] = 0;
 319   v_double_array[0] = 0;
 320
 321   v_char_pointer = 0;
 322   v_signed_char_pointer = 0;
 323   v_unsigned_char_pointer = 0;
 324
 325   v_short_pointer = 0;
 326   v_signed_short_pointer = 0;
 327   v_unsigned_short_pointer = 0;
 328
 329   v_int_pointer = 0;
 330   v_signed_int_pointer = 0;
 331   v_unsigned_int_pointer = 0;
 332
 333   v_long_pointer = 0;
 334   v_signed_long_pointer = 0;
 335   v_unsigned_long_pointer = 0;
 336
 337   v_float_pointer = 0;
 338   v_double_pointer = 0;
 339
 340   nested_su.outer_int = 0;
 341   v_t_struct_p = 0;
 342
 343   v_boolean = FALSE;
 344   v_boolean2 = my_false;
 345   return 0;
 346 }