member-ptr.exp revision 1.5
1# Copyright 1998-2015 Free Software Foundation, Inc. 2 3# This file is part of the gdb testsuite 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# Tests for pointer-to-member support 19# Written by Satish Pai <pai@apollo.hp.com> 1997-08-19 20# Rewritten by Michael Chastain <mec.gnu@mindspring.com> 2004-01-11 21 22set vhn "\\$\[0-9\]+" 23 24if { [skip_cplus_tests] } { continue } 25 26 27standard_testfile .cc 28 29if [get_compiler_info "c++"] { 30 return -1 31} 32 33if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug c++}]} { 34 return -1 35} 36 37if ![runto_main] then { 38 perror "couldn't run to breakpoint" 39 continue 40} 41 42gdb_breakpoint [gdb_get_line_number "Breakpoint 1 here"] 43gdb_continue_to_breakpoint "continue to pmi = NULL" 44 45# ====================== 46# pointer to member data 47# ====================== 48 49# ptype on pointer to data member 50 51set name "ptype pmi (A::j)" 52gdb_test_multiple "ptype pmi" $name { 53 -re "type = int A::\\*\r\n$gdb_prompt $" { 54 pass $name 55 } 56} 57 58# print pointer to data member 59 60set name "print pmi (A::j) " 61gdb_test_multiple "print pmi" $name { 62 -re "$vhn = &A::j\r\n$gdb_prompt $" { 63 pass $name 64 } 65 -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::j\r\n$gdb_prompt $" { 66 pass $name 67 } 68 -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) ?&A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" { 69 # gcc 2.95.3 -gdwarf-2 70 kfail "gdb/NNNN" $name 71 } 72 -re "$vhn = &A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" { 73 # gcc 2.95.3 -gstabs+ 74 kfail "gdb/NNNN" $name 75 } 76 -re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" { 77 # gcc HEAD 2004-01-11 05:33:21 -gdwarf-2 78 # gcc HEAD 2004-01-11 05:33:21 -gstabs+ 79 kfail "gdb/NNNN" $name 80 } 81 -re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870920\r\n$gdb_prompt $" { 82 # the value is 0x20000008 hex. 0x20000000 is an internal flag. 83 # Use '|' to add in more values as needed. 84 # hpacc A.03.45 85 kfail "gdb/NNNN" $name 86 } 87} 88 89# print dereferenced pointer to data member 90 91set name "print a.*pmi (A::j)" 92gdb_test_multiple "print a.*pmi" $name { 93 -re "$vhn = 121\r\n$gdb_prompt $" { 94 pass $name 95 } 96 -re "$vhn = 855638016\r\n$gdb_prompt $" { 97 # gcc 2.95.3 -gdwarf-2 98 # gcc 2.95.3 -gstabs+ 99 kfail "gdb/NNNN" $name 100 } 101 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 102 # gcc HEAD 2004-01-10 -gdwarf-2 103 # gcc HEAD 2004-01-10 -gstabs+ 104 kfail "gdb/NNNN" $name 105 } 106} 107 108# print dereferenced pointer to data member 109# this time, dereferenced through a pointer 110 111set name "print a_p->*pmi (A::j)" 112gdb_test_multiple "print a_p->*pmi" $name { 113 -re "$vhn = 121\r\n$gdb_prompt $" { 114 pass $name 115 } 116 -re "$vhn = 855638016\r\n$gdb_prompt $" { 117 # gcc 2.95.3 -gdwarf-2 118 # gcc 2.95.3 -gstabs+ 119 kfail "gdb/NNNN" $name 120 } 121 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 122 # gcc HEAD 2004-01-10 -gdwarf-2 123 # gcc HEAD 2004-01-10 -gstabs+ 124 kfail "gdb/NNNN" $name 125 } 126} 127 128# set the pointer to a different data member 129 130set name "set var pmi = &A::jj" 131gdb_test_multiple "set var pmi = &A::jj" $name { 132 -re "Invalid cast.\r\n$gdb_prompt $" { 133 # gcc HEAD 2004-01-10 -gdwarf-2 134 # gcc HEAD 2004-01-10 -gstabs+ 135 kfail "gdb/NNNN" $name 136 } 137 -re "set var pmi = &A::jj\r\n$gdb_prompt $" { 138 # I have to match the echo'ed input explicitly here. 139 # If I leave it out, the pattern becomes too general 140 # and matches anything that ends in "$gdb_prompt $". 141 pass $name 142 } 143} 144 145# print the pointer again 146 147set name "print pmi (A::jj)" 148gdb_test_multiple "print pmi" $name { 149 -re "$vhn = &A::jj\r\n$gdb_prompt $" { 150 pass $name 151 } 152 -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::jj\r\n$gdb_prompt $" { 153 pass $name 154 } 155 -re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" { 156 # gcc HEAD 2004-01-11 05:33:21 -gdwarf-2 157 # gcc HEAD 2004-01-11 05:33:21 -gstabs+ 158 kfail "gdb/NNNN" $name 159 } 160 -re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870924\r\n$gdb_prompt $" { 161 # the value is 0x20000008 hex. 0x20000000 is an internal flag. 162 # Use '|' to add in more values as needed. 163 # hpacc A.03.45 164 kfail "gdb/NNNN" $name 165 } 166} 167 168# print dereferenced pointer to data member again 169 170set name "print a.*pmi (A::jj)" 171gdb_test_multiple "print a.*pmi" $name { 172 -re "$vhn = 1331\r\n$gdb_prompt $" { 173 pass $name 174 } 175 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 176 # gcc HEAD 2004-01-10 -gdwarf-2 177 # gcc HEAD 2004-01-10 -gstabs+ 178 kfail "gdb/NNNN" $name 179 } 180} 181 182# set the pointer to data member back to A::j 183 184set name "set var pmi = &A::j" 185gdb_test_multiple "set var pmi = &A::j" $name { 186 -re "Invalid cast.\r\n$gdb_prompt $" { 187 # gcc HEAD 2004-01-10 -gdwarf-2 188 # gcc HEAD 2004-01-10 -gstabs+ 189 kfail "gdb/NNNN" $name 190 } 191 -re "set var pmi = &A::j\r\n$gdb_prompt $" { 192 # I have to match the echo'ed input explicitly here. 193 # If I leave it out, the pattern becomes too general 194 # and matches anything that ends in "$gdb_prompt $". 195 pass $name 196 } 197} 198 199# print dereferenced pointer to data member yet again (extra check, why not) 200 201set name "print a.*pmi (A::j) (again)" 202gdb_test_multiple "print a.*pmi" $name { 203 -re "$vhn = 121\r\n$gdb_prompt $" { 204 pass $name 205 } 206 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 207 # gcc HEAD 2004-01-10 -gdwarf-2 208 # gcc HEAD 2004-01-10 -gstabs+ 209 kfail "gdb/NNNN" $name 210 } 211} 212 213# Set the data member pointed to. 214 215set name "print a.*pmi = 33" 216gdb_test_multiple "print a.*pmi = 33" $name { 217 -re "$vhn = 33\r\n$gdb_prompt $" { 218 pass $name 219 } 220 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 221 # gcc HEAD 2004-01-10 -gdwarf-2 222 # gcc HEAD 2004-01-10 -gstabs+ 223 kfail "gdb/NNNN" $name 224 } 225} 226 227# Now check that the data really was changed 228 229set name "print a.*pmi (A::j) (33)" 230gdb_test_multiple "print a.*pmi" $name { 231 -re "$vhn = 33\r\n$gdb_prompt $" { 232 pass $name 233 } 234 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 235 # gcc HEAD 2004-01-10 -gdwarf-2 236 # gcc HEAD 2004-01-10 -gstabs+ 237 kfail "gdb/NNNN" $name 238 } 239} 240 241# Double-check by printing a. 242 243set name "print a (j = 33)" 244gdb_test_multiple "print a" $name { 245 -re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex <A virtual table>)\}\r\n$gdb_prompt $" { 246 pass $name 247 } 248 -re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" { 249 pass $name 250 } 251 -re "$vhn = \{(_vptr.A|_vptr\\$) = ${hex}( <vtable for A.*>)?, c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { 252 pass $name 253 } 254 -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { 255 # gcc HEAD 2004-01-10 -gdwarf-2 256 # gcc HEAD 2004-01-10 -gstabs+ 257 kfail "gdb/NNNN" $name 258 } 259} 260 261# Set the data member pointed to, using ->* 262 263set name "print a_p->*pmi = 44" 264gdb_test_multiple "print a_p->*pmi = 44" $name { 265 -re "$vhn = 44\r\n$gdb_prompt $" { 266 pass $name 267 } 268 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 269 # gcc HEAD 2004-01-10 -gdwarf-2 270 # gcc HEAD 2004-01-10 -gstabs+ 271 kfail "gdb/NNNN" $name 272 } 273} 274 275# Check that the data really was changed 276 277set name "print a_p->*pmi (44)" 278gdb_test_multiple "print a_p->*pmi" $name { 279 -re "$vhn = 44\r\n$gdb_prompt $" { 280 pass $name 281 } 282 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 283 # gcc HEAD 2004-01-10 -gdwarf-2 284 # gcc HEAD 2004-01-10 -gstabs+ 285 kfail "gdb/NNNN" $name 286 } 287} 288 289# Double-check by printing a. 290 291set name "print a (j = 44)" 292gdb_test_multiple "print a" $name { 293 -re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex <A virtual table>)\}\r\n$gdb_prompt $" { 294 pass $name 295 } 296 -re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" { 297 pass $name 298 } 299 -re "$vhn = \{(_vptr.A|_vptr\\$) = ${hex}( <vtable for A.*>), c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { 300 pass $name 301 } 302 -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { 303 # gcc HEAD 2004-01-10 -gdwarf-2 304 # gcc HEAD 2004-01-10 -gstabs+ 305 kfail "gdb/NNNN" $name 306 } 307} 308 309# ptype the dereferenced pointer to member. 310 311set name "ptype a.*pmi" 312gdb_test_multiple "ptype a.*pmi" $name { 313 -re "type = int\r\n$gdb_prompt" { 314 pass $name 315 } 316 -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { 317 # gcc HEAD 2004-01-10 -gdwarf-2 318 # gcc HEAD 2004-01-10 -gstabs+ 319 kfail "gdb/NNNN" $name 320 } 321} 322 323# dereference the pointer to data member without any object 324# this is not allowed: a pmi must be bound to an object to dereference 325 326set name "print *pmi" 327gdb_test_multiple "print *pmi" $name { 328 -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { 329 pass $name 330 } 331 -re "Cannot access memory at address 0x4\r\n$gdb_prompt $" { 332 # gcc 2.95.3 -gstabs+ 333 kfail "gdb/NNNN" $name 334 } 335 -re "Cannot access memory at address 0x8\r\n$gdb_prompt $" { 336 # gcc 3.3.2 -gdwarf-2 337 # gcc 3.3.2 -gstabs+ 338 kfail "gdb/NNNN" $name 339 } 340} 341 342# dereference the pointer to data member without any object 343# this is not allowed: a pmi must be bound to an object to dereference 344 345set name "ptype *pmi" 346gdb_test_multiple "ptype *pmi" $name { 347 -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { 348 pass $name 349 } 350 -re "type = int A::\r\n$gdb_prompt $" { 351 # gcc 2.95.3 -gstabs+ 352 # gcc HEAD 2004-01-10 -gdwarf-2 353 # gcc HEAD 2004-01-10 -gstabs+ 354 kfail "gdb/NNNN" $name 355 } 356} 357 358# Check cast of pointer to member to integer. 359# This is similar to "offset-of". 360# such as "A a; print (size_t) &A.j - (size_t) &A". 361 362set name "print (int) pmi" 363gdb_test_multiple "print (int) pmi" $name { 364 -re "$vhn = (4|8|12)\r\n$gdb_prompt" { 365 pass $name 366 } 367} 368 369# Check "(int) pmi" explicitly for equality. 370 371set name "print ((int) pmi) == ((char *) &a.j - (char *) &a)" 372gdb_test_multiple "print ((int) pmi) == ((char *) &a.j - (char *) & a)" $name { 373 -re "$vhn = true\r\n$gdb_prompt" { 374 pass $name 375 } 376} 377 378# Check pointers to data members, which are themselves pointers to 379# functions. These behave like data members, not like pointers to 380# member functions. 381 382gdb_test "ptype diamond_pfunc_ptr" \ 383 "type = int \\(\\*Diamond::\\*\\)\\(int\\)" 384 385gdb_test "ptype diamond.*diamond_pfunc_ptr" \ 386 "type = int \\(\\*\\)\\(int\\)" 387 388# This one is invalid; () binds more tightly than .*, so it tries to 389# call the member pointer as a normal pointer-to-function. 390 391gdb_test "print diamond.*diamond_pfunc_ptr (20)" \ 392 "Invalid data type for function to be called." 393 394# With parentheses, it is valid. 395 396gdb_test "print (diamond.*diamond_pfunc_ptr) (20)" \ 397 "$vhn = 39" 398 399# Make sure that we do not interpret this as either a member pointer 400# call or a member function call. 401 402gdb_test "print diamond.func_ptr (20)" \ 403 "$vhn = 39" 404 405# ========================== 406# pointer to member function 407# ========================== 408 409# ptype a pointer to a method 410 411set name "ptype pmf" 412gdb_test_multiple "ptype pmf" $name { 413 -re "type = int \\( ?A::\\*\\)\\(A \\*( const)?, int\\)\r\n$gdb_prompt $" { 414 pass $name 415 } 416 -re "type = int \\( ?A::\\*\\)\\(void\\)\r\n$gdb_prompt $" { 417 # hpacc A.03.45 418 kfail "gdb/NNNN" $name 419 } 420 -re "type = struct \{.*\}\r\n$gdb_prompt $" { 421 # gcc 2.95.3 -gdwarf-2 422 # gcc 2.95.3 -gstabs+ 423 # gcc 3.2.2 -gdwarf-2 424 # gcc 3.2.2 -gstabs+ 425 # gcc HEAD 2004-01-10 -gdwarf-2 426 # gcc HEAD 2004-01-10 -gstabs+ 427 kfail "gdb/NNNN" $name 428 } 429} 430 431# print a pointer to a method 432 433set name "print pmf" 434gdb_test_multiple "print pmf" $name { 435 -re "$vhn = \\(int \\(A::\\*\\)\\(A \\*( const)?, int\\)\\) $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" { 436 pass $name 437 } 438 -re "$vhn = .*not supported with HP aCC.*\r\n$gdb_prompt $" { 439 # hpacc A.03.45 440 kfail "gdb/NNNN" $name 441 } 442 -re "$vhn = \{.*\}\r\n$gdb_prompt $" { 443 # gcc 2.95.3 -gdwarf-2 444 # gcc 2.95.3 -gstabs+ 445 # gcc 3.2.2 -gdwarf-2 446 # gcc 3.2.2 -gstabs+ 447 # gcc HEAD 2004-01-10 -gdwarf-2 448 # gcc HEAD 2004-01-10 -gstabs+ 449 kfail "gdb/NNNN" $name 450 } 451} 452 453# ptype a pointer to a pointer to a method 454 455set name "ptype pmf_p" 456gdb_test_multiple "ptype pmf_p" $name { 457 -re "type = int \\( ?A::\\*\\*\\)\\(A \\*( const)?, int\\)\r\n$gdb_prompt $" { 458 pass $name 459 } 460 -re "type = int \\( ?A::\\*\\*\\)\\(void\\)\r\n$gdb_prompt $" { 461 # hpacc A.03.45 462 kfail "gdb/NNNN" $name 463 } 464 -re "type = struct \{.*\} \\*\r\n$gdb_prompt $" { 465 # gcc 2.95.3 -gdwarf-2 466 # gcc 2.95.3 -gstabs+ 467 # gcc 3.2.2 -gdwarf-2 468 # gcc 3.2.2 -gstabs+ 469 # gcc HEAD 2004-01-10 -gdwarf-2 470 # gcc HEAD 2004-01-10 -gstabs+ 471 kfail "gdb/NNNN" $name 472 } 473} 474 475# print a pointer to a pointer to a method 476 477set name "print pmf_p" 478gdb_test_multiple "print pmf_p" $name { 479 -re "$vhn = \\(int \\( ?A::\\*\\*\\)\\)\\(int\\)\\) $hex\r\n$gdb_prompt $" { 480 pass $name 481 } 482 -re "$vhn = \\(PMF \\*\\) $hex\r\n$gdb_prompt $" { 483 pass "gdb/NNNN" 484 } 485 -re "$vhn = \\(int \\( ?A::\\*\\*\\)\\(void\\)\\) $hex\r\n$gdb_prompt $" { 486 # hpacc A.03.45 487 kfail "gdb/NNNN" $name 488 } 489 -re "$vhn = \\(struct \{.*\} \\*\\) $hex\r\n$gdb_prompt $" { 490 # gcc 2.95.3 -gdwarf-2 491 kfail "gdb/NNNN" $name 492 } 493} 494 495# print dereferenced pointer to method 496 497set name "print a.*pmf" 498gdb_test_multiple "print a.*pmf" $name { 499 -re "$vhn = {int \\(A \\*( const)?, int\\)} $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" { 500 pass $name 501 } 502 -re "Pointers to methods not supported with HP aCC\r\n$gdb_prompt $" { 503 # hpacc A.03.45 504 kfail "gdb/NNNN" $name 505 } 506 -re "Value can't be converted to integer.\r\n$gdb_prompt $" { 507 # gcc 2.95.3 -gdwarf-2 508 # gcc 2.95.3 -gstabs+ 509 # gcc 3.2.2 -gdwarf-2 510 # gcc 3.2.2 -gstabs+ 511 # gcc HEAD 2004-01-10 -gdwarf-2 512 # gcc HEAD 2004-01-10 -gstabs+ 513 kfail "gdb/NNNN" $name 514 } 515} 516 517# print dereferenced pointer to method, using ->* 518 519set name "print a_p->*pmf" 520gdb_test_multiple "print a_p->*pmf" $name { 521 -re "$vhn = {int \\(A \\*( const)?, int\\)} $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" { 522 pass $name 523 } 524 -re "Pointers to methods not supported with HP aCC\r\n$gdb_prompt $" { 525 # hpacc A.03.45 526 kfail "gdb/NNNN" $name 527 } 528 -re "Value can't be converted to integer.\r\n$gdb_prompt $" { 529 # gcc 2.95.3 -gdwarf-2 530 # gcc 2.95.3 -gstabs+ 531 # gcc 3.2.2 -gdwarf-2 532 # gcc 3.2.2 -gstabs+ 533 # gcc HEAD 2004-01-10 -gdwarf-2 534 # gcc HEAD 2004-01-10 -gstabs+ 535 kfail "gdb/NNNN" $name 536 } 537} 538 539# set the pointer to data member 540 541set name "set var pmf = &A::foo" 542gdb_test_multiple "set var pmf = &A::foo" $name { 543 -re "set var pmf = &A::foo\r\n$gdb_prompt $" { 544 # I have to match the echo'ed input explicitly here. 545 # If I leave it out, the pattern becomes too general 546 # and matches anything that ends in "$gdb_prompt $". 547 pass $name 548 } 549 -re "Invalid cast.\r\n$gdb_prompt $" { 550 # gcc 2.95.3 -gdwarf-2 551 # gcc 2.95.3 -gstabs+ 552 # gcc 3.2.2 -gdwarf-2 553 # gcc 3.2.2 -gstabs+ 554 # gcc HEAD 2004-01-10 -gdwarf-2 555 # gcc HEAD 2004-01-10 -gstabs+ 556 kfail "gdb/NNNN" $name 557 } 558 -re "Assignment to pointers to methods not implemented with HP aCC\r\n$gdb_prompt $" { 559 kfail "gdb/NNNN" $name 560 } 561} 562 563# dereference the pointer to data member without any object 564# this is not allowed: a pmf must be bound to an object to dereference 565 566set name "print *pmf" 567gdb_test_multiple "print *pmf" $name { 568 -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { 569 pass $name 570 } 571 -re "Structure has no component named operator\\*.\r\n$gdb_prompt $" { 572 # gcc 2.95.3 -gdwarf-2 573 # gcc 2.95.3 -gstabs+ 574 # gcc 3.3.2 -gdwarf-2 575 # gcc 3.3.2 -gstabs+ 576 # gcc HEAD 2004-01-10 -gdwarf-2 577 # gcc HEAD 2004-01-10 -gstabs+ 578 kfail "gdb/NNNN" $name 579 } 580} 581 582# dereference the pointer to data member without any object 583# this is not allowed: a pmf must be bound to an object to dereference 584 585set name "ptype *pmf" 586gdb_test_multiple "ptype *pmf" $name { 587 -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { 588 pass $name 589 } 590 -re "Structure has no component named operator\\*.\r\n$gdb_prompt $" { 591 # gcc 2.95.3 -gdwarf-2 592 # gcc 2.95.3 -gstabs+ 593 # gcc 3.3.2 -gdwarf-2 594 # gcc 3.3.2 -gstabs+ 595 # gcc HEAD 2004-01-10 -gdwarf-2 596 # gcc HEAD 2004-01-10 -gstabs+ 597 kfail "gdb/NNNN" $name 598 } 599} 600 601# Call a function through a pmf. 602 603set name "print (a.*pmf)(3)" 604gdb_test_multiple "print (a.*pmf)(3)" $name { 605 -re "$vhn = 50\r\n$gdb_prompt $" { 606 pass $name 607 } 608 -re "Not implemented: function invocation through pointer to method with HP aCC\r\n$gdb_prompt $" { 609 # hpacc A.03.45 610 kfail "gdb/NNNN" $name 611 } 612 -re "Value can't be converted to integer.\r\n$gdb_prompt $" { 613 # gcc 2.95.3 -gdwarf-2 614 # gcc 2.95.3 -gstabs+ 615 # gcc 3.3.2 -gdwarf-2 616 # gcc 3.3.2 -gstabs+ 617 # gcc HEAD 2004-01-10 -gdwarf-2 618 # gcc HEAD 2004-01-10 -gstabs+ 619 kfail "gdb/NNNN" $name 620 } 621} 622 623gdb_test "ptype a.*pmf" "type = int \\(A \\*( const)?, int\\)" 624gdb_test "ptype (a.*pmf)(3)" "type = int" 625 626# Print out a pointer to data member which requires looking into 627# a base class. 628gdb_test "print diamond_pmi" "$vhn = &Base::x" 629gdb_test "print diamond.*diamond_pmi" "$vhn = 77" 630 631# Examine some more complicated pmfs, which require adjusting "this" 632# and looking through virtual tables. 633 634# These two have a different object adjustment, but call the same method. 635gdb_test "print diamond.*left_pmf" \ 636 "$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Base::get_x\\((void|)\\)>" 637gdb_test "print diamond.*right_pmf" \ 638 "$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Base::get_x\\((void|)\\)>" 639 640gdb_test "print (diamond.*left_pmf) ()" "$vhn = 77" 641gdb_test "print (diamond.*right_pmf) ()" "$vhn = 88" 642 643# These two point to different methods, although they have the same 644# virtual table offsets. 645gdb_test "print diamond.*left_vpmf" \ 646 "$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Left::vget\\((void|)\\)>" 647gdb_test "print diamond.*right_vpmf" \ 648 "$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Right::vget\\((void|)\\)>" 649 650gdb_test "print (diamond.*left_vpmf) ()" "$vhn = 177" 651gdb_test "print (diamond.*left_base_vpmf) ()" "$vhn = 2077" 652gdb_test "print (diamond.*right_vpmf) ()" "$vhn = 288" 653 654# We should be able to figure out left_vpmf even without an object, 655# because it comes from a non-virtual base. The same for right_vpmf. 656gdb_test "print left_vpmf" "$vhn = &virtual Left::vget\\(\\)" 657gdb_test "print right_vpmf" "$vhn = &virtual Right::vget\\(\\)" 658 659# But we should gracefully fail to figure out base_vpmf, because 660# its runtime type is more derived than its static type. This 661# is a valid but unspecified cast (it is value preserving, i.e. 662# can be casted back to the correct type and used). 663gdb_test "print base_vpmf" \ 664 "$vhn = &virtual table offset \[0-9\]*, this adjustment -\[0-9\]*" 665 666# Make sure we parse this correctly; it's invalid. 667gdb_test "print diamond.*left_vpmf ()" \ 668 "Invalid data type for function to be called\\." 669 670# NULL pointer to member tests. 671gdb_test "print null_pmi" "$vhn = NULL" 672gdb_test "print null_pmi = &A::j" "$vhn = &A::j" 673gdb_test "print null_pmi = 0" "$vhn = NULL" 674 675gdb_test "print null_pmf" "$vhn = NULL" 676gdb_test "print null_pmf = &A::foo" "$vhn = \\(int \\(A::\\*\\)\\(A \\*( const)?, int\\)\\) $hex <A::foo ?\\(int\\)>" 677gdb_test "print null_pmf = 0" "$vhn = NULL" 678