gdb/testsuite/gdb.base/whatis.exp

   1 # Copyright 1988-2014 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16 # This file was written by Rob Savoye. (rob@cygnus.com)
  17
  18 #
  19 # test running programs
  20 #
  21
  22 if [target_info exists no_long_long] {
  23     set exec_opts [list debug additional_flags=-DNO_LONG_LONG]
  24 } else {
  25     set exec_opts [list debug]
  26 }
  27
  28 standard_testfile .c
  29
  30 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $exec_opts] != "" } {
  31      untested whatis.exp
  32      return -1
  33 }
  34
  35 # Create and source the file that provides information about the compiler
  36 # used to compile the test case.
  37 if [get_compiler_info] {
  38     return -1
  39 }
  40
  41 # Start with a fresh gdb.
  42
  43 clean_restart $binfile
  44
  45 # Define a procedure to set up an xfail for all targets that put out a
  46 # `long' type as an `int' type.
  47 # Sun/Ultrix cc have this problem.
  48 # It was said that COFF targets can not distinguish int from long either.
  49
  50 proc setup_xfail_on_long_vs_int {} {
  51     global gcc_compiled
  52
  53     if {!$gcc_compiled} {
  54         setup_xfail "*-sun-sunos4*" "*-*-ultrix*" "i*86-sequent-bsd*"
  55     }
  56 }
  57
  58 #
  59 # Test whatis command with basic C types
  60 #
  61 # The name printed now (as of 23 May 1993) is whatever name the compiler
  62 # uses in the stabs.  So we need to deal with names both from gcc and
  63 # native compilers.
  64 #
  65
  66 gdb_test "whatis v_char" \
  67     "type = (unsigned char|char)" \
  68     "whatis char"
  69
  70 gdb_test "whatis v_signed_char" \
  71     "type = (signed char|char)" \
  72     "whatis signed char"
  73
  74 gdb_test "whatis v_unsigned_char" \
  75     "type = unsigned char" \
  76     "whatis unsigned char"
  77
  78 gdb_test "whatis v_short" \
  79     "type = (short|short int)" \
  80     "whatis short"
  81
  82 gdb_test "whatis v_signed_short" \
  83     "type = (short|short int|signed short|signed short int)" \
  84     "whatis signed short"
  85
  86 gdb_test "whatis v_unsigned_short" \
  87     "type = (unsigned short|short unsigned int)" \
  88     "whatis unsigned short"
  89
  90 gdb_test "whatis v_int" \
  91     "type = int" \
  92     "whatis int"
  93
  94 gdb_test "whatis v_signed_int" \
  95     "type = (signed |)int" \
  96     "whatis signed int"
  97
  98 gdb_test "whatis v_unsigned_int" \
  99     "type = unsigned int" \
 100     "whatis unsigned int"
 101
 102 setup_xfail_on_long_vs_int
 103 # AIX xlc gets this wrong and unsigned long right.  Go figure.
 104 if {!$gcc_compiled} then {setup_xfail "rs6000-*-aix*"}
 105 gdb_test "whatis v_long" \
 106     "type = (long|long int)" \
 107     "whatis long"
 108
 109 setup_xfail_on_long_vs_int
 110 # AIX xlc gets this wrong and unsigned long right.  Go figure.
 111 if {!$gcc_compiled} then {setup_xfail "rs6000-*-aix*"}
 112 gdb_test "whatis v_signed_long" \
 113     "type = (signed |)(long|long int)" \
 114     "whatis signed long"
 115
 116 setup_xfail_on_long_vs_int
 117 gdb_test "whatis v_unsigned_long" \
 118     "type = (unsigned long|long unsigned int)" \
 119     "whatis unsigned long"
 120
 121
 122 if ![target_info exists no_long_long] {
 123     gdb_test "whatis v_unsigned_long_long" \
 124         "type = (unsigned long long|long long unsigned int)" \
 125         "whatis unsigned long long"
 126 }
 127
 128 gdb_test "whatis v_float" \
 129     "type = float" \
 130     "whatis float"
 131
 132 gdb_test "whatis v_double" \
 133     "type = double" \
 134     "whatis double"
 135
 136
 137 # test whatis command with arrays
 138 #
 139 # We already tested whether char prints as "char", so here we accept
 140 # "unsigned char", "signed char", and other perversions.  No need for more
 141 # than one xfail for the same thing.
 142 gdb_test "whatis v_char_array" \
 143     "type = (signed |unsigned |)char \\\[2\\\]" \
 144     "whatis char array"
 145
 146 gdb_test "whatis v_signed_char_array" \
 147     "type = (signed |unsigned |)char \\\[2\\\]" \
 148     "whatis signed char array"
 149
 150 gdb_test "whatis v_unsigned_char_array" \
 151     "type = unsigned char \\\[2\\\]" \
 152     "whatis unsigned char array"
 153
 154 gdb_test "whatis v_short_array" \
 155     "type = (short|short int) \\\[2\\\]" \
 156     "whatis short array"
 157
 158 gdb_test "whatis v_signed_short_array" \
 159     "type = (signed |)(short|short int) \\\[2\\\]" \
 160     "whatis signed short array"
 161
 162 gdb_test "whatis v_unsigned_short_array" \
 163     "type = (unsigned short|short unsigned int) \\\[2\\\]" \
 164     "whatis unsigned short array"
 165
 166 gdb_test "whatis v_int_array" \
 167     "type = int \\\[2\\\]" \
 168     "whatis int array"
 169
 170 gdb_test "whatis v_signed_int_array" \
 171     "type = (signed |)int \\\[2\\\]" \
 172     "whatis signed int array"
 173
 174 gdb_test "whatis v_unsigned_int_array" \
 175     "type = unsigned int \\\[2\\\]" \
 176     "whatis unsigned int array"
 177
 178 # We already tested whether long prints as long, so here we accept int
 179 # No need for more than one xfail for the same thing.
 180 gdb_test "whatis v_long_array" \
 181     "type = (int|long|long int) \\\[2\\\]" \
 182     "whatis long array"
 183
 184 gdb_test "whatis v_signed_long_array" \
 185     "type = (signed |)(int|long|long int) \\\[2\\\]" \
 186     "whatis signed long array"
 187
 188 gdb_test "whatis v_unsigned_long_array" \
 189     "type = (unsigned (int|long|long int)|long unsigned int) \\\[2\\\]" \
 190     "whatis unsigned long array"
 191
 192 if ![target_info exists no_long_long] {
 193     gdb_test "whatis v_unsigned_long_long_array" \
 194         "type = (unsigned long long|long long unsigned int) \\\[2\\\]" \
 195         "whatis unsigned long array"
 196 }
 197
 198 gdb_test "whatis v_float_array" \
 199     "type = float \\\[2\\\]" \
 200     "whatis float array"
 201
 202 gdb_test "whatis v_double_array" \
 203     "type = double \\\[2\\\]" \
 204     "whatis double array"
 205
 206
 207 # test whatis command with pointers
 208 #
 209 # We already tested whether char prints as char, so accept various perversions
 210 # here.  We especially want to make sure we test that it doesn't print as
 211 # caddr_t.
 212 gdb_test "whatis v_char_pointer" \
 213     "type = (unsigned |signed |)char \\*" \
 214     "whatis char pointer"
 215
 216 gdb_test "whatis v_signed_char_pointer" \
 217     "type = (unsigned |signed |)char \\*" \
 218     "whatis signed char pointer"
 219
 220 gdb_test "whatis v_unsigned_char_pointer" \
 221     "type = unsigned char \\*" \
 222     "whatis unsigned char pointer"
 223
 224 gdb_test "whatis v_short_pointer" \
 225     "type = (short|short int) \\*" \
 226     "whatis short pointer"
 227
 228 gdb_test "whatis v_signed_short_pointer" \
 229     "type = (signed |)(short|short int) \\*" \
 230     "whatis signed short pointer"
 231
 232 gdb_test "whatis v_unsigned_short_pointer" \
 233     "type = (unsigned short|short unsigned int) \\*" \
 234     "whatis unsigned short pointer"
 235
 236 gdb_test "whatis v_int_pointer" \
 237     "type = int \\*" \
 238     "whatis int pointer"
 239
 240 gdb_test "whatis v_signed_int_pointer" \
 241     "type = (signed |)int \\*" \
 242     "whatis signed int pointer"
 243
 244 gdb_test "whatis v_unsigned_int_pointer" \
 245     "type = unsigned int \\*" \
 246     "whatis unsigned int pointer"
 247
 248 # We already tested whether long prints as long, so here we accept int
 249 gdb_test "whatis v_long_pointer" \
 250     "type = (long|int|long int) \\*" \
 251     "whatis long pointer"
 252
 253 gdb_test "whatis v_signed_long_pointer" \
 254     "type = (signed |)(long|int|long int) \\*" \
 255     "whatis signed long pointer"
 256
 257 gdb_test "whatis v_unsigned_long_pointer" \
 258     "type = (unsigned (int|long|long int)|long unsigned int) \\*" \
 259     "whatis unsigned long pointer"
 260
 261 if ![target_info exists no_long_long] {
 262     gdb_test "whatis v_long_long_pointer" \
 263         "type = long long(| int) \\*" \
 264         "whatis long long pointer"
 265
 266     gdb_test "whatis v_signed_long_long_pointer" \
 267         "type = (signed |)long long(| int) \\*" \
 268         "whatis signed long long pointer"
 269
 270     gdb_test "whatis v_unsigned_long_long_pointer" \
 271         "type = (unsigned long long|long long unsigned int) \\*" \
 272         "whatis unsigned long long pointer"
 273 }
 274
 275 gdb_test "whatis v_float_pointer" \
 276     "type = float \\*" \
 277     "whatis float pointer"
 278
 279 gdb_test "whatis v_double_pointer" \
 280     "type = double \\*" \
 281     "whatis double pointer"
 282
 283
 284 if { $hp_aCC_compiler } {
 285     set unstruct "unnamed\.struct\..*"
 286     set ununion "unnamed\.union\..*"
 287 } else {
 288     set unstruct "\.\.\."
 289     set ununion "\.\.\."
 290 }
 291
 292 # test whatis command with structure types
 293 gdb_test "whatis v_struct1" \
 294     "type = struct t_struct" \
 295     "whatis named structure"
 296
 297 gdb_test "whatis struct t_struct" \
 298     "type = struct t_struct" \
 299     "whatis named structure using type name"
 300
 301 gdb_test "whatis v_struct2" \
 302     "type = struct \{$unstruct\}" \
 303     "whatis unnamed structure"
 304
 305
 306 # test whatis command with union types
 307 gdb_test "whatis v_union" \
 308     "type = union t_union" \
 309     "whatis named union"
 310
 311 gdb_test "whatis union t_union" \
 312     "type = union t_union" \
 313     "whatis named union using type name"
 314
 315 gdb_test "whatis v_union2" \
 316     "type = union \{$ununion\}" \
 317     "whatis unnamed union"
 318
 319
 320 # HP-UX: HP aCC compiler w/ +objdebug option detects language as
 321 # c++, so we need the 'void' pattern here.
 322 # Without +objdebug compilation option we still need to match ''.
 323 # - guo
 324 # Also, using stabs we will mark these functions as prototyped.  This
 325 # is harmless but causes an extra VOID to be printed.
 326 set void "(void|)"
 327
 328 # test whatis command with functions return type
 329 gdb_test "whatis v_char_func" \
 330     "type = (signed |unsigned |)char \\($void\\)" \
 331     "whatis char function"
 332
 333 gdb_test "whatis v_signed_char_func" \
 334     "type = (signed |unsigned |)char \\($void\\)" \
 335     "whatis signed char function"
 336
 337 gdb_test "whatis v_unsigned_char_func" \
 338     "type = unsigned char \\($void\\)"  \
 339     "whatis unsigned char function"
 340
 341 gdb_test "whatis v_short_func" \
 342     "type = short (int |)\\($void\\)" \
 343     "whatis short function"
 344
 345 gdb_test "whatis v_signed_short_func" \
 346     "type = (signed |)short (int |)\\($void\\)" \
 347     "whatis signed short function"
 348
 349 gdb_test "whatis v_unsigned_short_func" \
 350     "type = (unsigned short|short unsigned int) \\($void\\)" \
 351     "whatis unsigned short function"
 352
 353 gdb_test "whatis v_int_func" \
 354     "type = int \\($void\\)" \
 355     "whatis int function"
 356
 357 gdb_test "whatis v_signed_int_func" \
 358     "type = (signed |)int \\($void\\)" \
 359     "whatis signed int function"
 360
 361 gdb_test "whatis v_unsigned_int_func" \
 362     "type = unsigned int \\($void\\)" \
 363     "whatis unsigned int function"
 364
 365 gdb_test "whatis v_long_func" \
 366     "type = (long|int|long int) \\($void\\)" \
 367     "whatis long function"
 368
 369 gdb_test "whatis v_signed_long_func" \
 370     "type = (signed |)(int|long|long int) \\($void\\)" \
 371     "whatis signed long function"
 372
 373 gdb_test "whatis v_unsigned_long_func" \
 374     "type = (unsigned (int|long|long int)|long unsigned int) \\($void\\)" \
 375     "whatis unsigned long function"
 376
 377 if ![target_info exists no_long_long] {
 378     gdb_test "whatis v_long_long_func" \
 379         "type = long long(| int) \\($void\\)" \
 380         "whatis long long function"
 381
 382     gdb_test "whatis v_signed_long_long_func" \
 383         "type = (signed |)long long(| int) \\($void\\)" \
 384         "whatis signed long long function"
 385
 386     gdb_test "whatis v_unsigned_long_long_func" \
 387         "type = (unsigned long long(| int)|long long unsigned int) \\($void\\)" \
 388         "whatis unsigned long long function"
 389 }
 390
 391 # Sun /bin/cc calls this a function returning double.
 392 if {!$gcc_compiled} then {setup_xfail "*-sun-sunos4*"}
 393 gdb_test "whatis v_float_func" \
 394     "type = float \\($void\\)" \
 395     "whatis float function"
 396
 397 gdb_test "whatis v_double_func" \
 398     "type = double \\($void\\)" \
 399     "whatis double function" \
 400
 401
 402 # test whatis command with some misc complicated types
 403 gdb_test "whatis s_link" \
 404     "type = struct link \\*" \
 405     "whatis complicated structure"
 406
 407 gdb_test "whatis u_link" \
 408     "type = union tu_link" \
 409     "whatis complicated union"
 410
 411
 412 # test whatis command with enumerations
 413 gdb_test "whatis clunker" \
 414     "type = enum cars" \
 415     "whatis enumeration"
 416
 417 gdb_test "whatis enum cars" \
 418     "type = enum cars" \
 419     "whatis enumeration using type name"
 420
 421
 422 # test whatis command with nested struct and union
 423 gdb_test "whatis nested_su" \
 424     "type = struct outer_struct" \
 425     "whatis outer structure"
 426
 427 gdb_test "whatis nested_su.outer_int" \
 428     "type = int" \
 429     "whatis outer structure member"
 430
 431 if {$hp_aCC_compiler} {
 432     set outer "outer_struct::"
 433 } else {
 434     set outer ""
 435 }
 436
 437 gdb_test "whatis nested_su.inner_struct_instance" \
 438     "type = struct ${outer}inner_struct" \
 439     "whatis inner structure"
 440
 441 gdb_test "whatis nested_su.inner_struct_instance.inner_int" \
 442     "type = int" \
 443     "whatis inner structure member"
 444
 445 gdb_test "whatis nested_su.inner_union_instance" \
 446     "type = union ${outer}inner_union" \
 447     "whatis inner union"
 448
 449 gdb_test "whatis nested_su.inner_union_instance.inner_union_int" \
 450     "type = int" \
 451     "whatis inner union member"
 452
 453 # test whatis command with typedefs
 454
 455 gdb_test "whatis char_addr" \
 456     "type = char \\*" \
 457     "whatis using typedef type name"
 458
 459 gdb_test "whatis a_char_addr" \
 460     "type = char_addr" \
 461     "whatis applied to variable defined by typedef"
 462
 463 # Regression tests for PR 9514.
 464
 465 gdb_test "whatis void (**)()" \
 466   "type = void \\(\\*\\*\\)\\(\\)" \
 467   "whatis applied to pointer to pointer to function"
 468
 469 gdb_test "whatis void (** const)()" \
 470   "type = void \\(\\*\\* const\\)\\(\\)" \
 471   "whatis applied to const pointer to pointer to function"
 472
 473 gdb_test "whatis void (* const *)()" \
 474   "type = void \\(\\* const \\*\\)\\(\\)" \
 475   "whatis applied to pointer to const pointer to function"
 476
 477 gdb_test "whatis int *(*)()" \
 478     "type = int \\*\\(\\*\\)\\(\\)" \
 479     "whatis applied to pointer to function returning pointer to int"
 480
 481 gdb_test "whatis int *(**)()" \
 482     "type = int \\*\\(\\*\\*\\)\\(\\)" \
 483     "whatis applied to pointer to pointer to function returning pointer to int"
 484
 485 gdb_test "whatis char (*(*)())\[23\]" \
 486     "type = char \\(\\*\\(\\*\\)\\(\\)\\)\\\[23\\\]" \
 487     "whatis applied to pointer to function returning pointer to array"
 488
 489 gdb_test "whatis int (*)(int, int)" \
 490     "type = int \\(\\*\\)\\(int, int\\)" \
 491     "whatis applied to pointer to function taking int,int and returning int"
 492
 493 gdb_test "whatis int (*)(const int *, ...)" \
 494     "type = int \\(\\*\\)\\(const int \\*, \\.\\.\\.\\)" \
 495     "whatis applied to pointer to function taking const int ptr and varargs and returning int"
 496
 497 gdb_test "whatis int (*)(void, int, int)" \
 498     "parameter types following 'void'" \
 499     "whatis applied to function with types trailing 'void'"
 500
 501 gdb_test "whatis int (*)(int, void, int)" \
 502     "'void' invalid as parameter type" \
 503     "whatis applied to function with 'void' parameter type"