gdb/testsuite/gdb.base/sepdebug.exp

   1 #   Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1996, 1997, 1998, 1999,
   2 #   2000, 2002, 2003, 2004, 2007 Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # Please email any bugs, comments, and/or additions to this file to:
  19 # bug-gdb@prep.ai.mit.edu
  20
  21 # Based on break.exp, written by Rob Savoye. (rob@cygnus.com)
  22 # Modified to test gdb's handling of separate debug info files.
  23
  24 # This file has two parts. The first is testing that gdb behaves
  25 # normally after reading in an executable and its corresponding
  26 # separate debug file. The second moves the .debug file to a different
  27 # location and tests the "set debug-file-directory" command.
  28
  29
  30 if $tracelevel then {
  31     strace $tracelevel
  32 }
  33
  34 #
  35 # test running programs
  36 #
  37 set prms_id 0
  38 set bug_id 0
  39
  40 set testfile "sepdebug"
  41 set srcfile ${testfile}.c
  42 set binfile ${objdir}/${subdir}/${testfile}
  43
  44 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  45     untested sepdebug.exp
  46     return -1
  47 }
  48
  49 # Note: the procedure gdb_gnu_strip_debug will produce an executable called
  50 # ${binfile}, which is just like the executable ($binfile) but without
  51 # the debuginfo. Instead $binfile has a .gnudebuglink section which contains
  52 # the name of a debuginfo only file. This file will be stored in the
  53 # gdb.base/.debug subdirectory.
  54
  55 if [gdb_gnu_strip_debug $binfile] {
  56     # check that you have a recent version of strip and objcopy installed
  57     unsupported "cannot produce separate debug info files"
  58     return -1
  59 }
  60
  61 gdb_exit
  62 gdb_start
  63 gdb_reinitialize_dir $srcdir/$subdir
  64 gdb_load ${binfile}
  65
  66 if [target_info exists gdb_stub] {
  67     gdb_step_for_stub;
  68 }
  69 #
  70 # test simple breakpoint setting commands
  71 #
  72
  73 # Test deleting all breakpoints when there are none installed,
  74 # GDB should not prompt for confirmation.
  75 # Note that gdb-init.exp provides a "delete_breakpoints" proc
  76 # for general use elsewhere.
  77
  78 send_gdb "delete breakpoints\n"
  79 gdb_expect {
  80      -re "Delete all breakpoints.*$" {
  81             send_gdb "y\n"
  82             gdb_expect {
  83                 -re "$gdb_prompt $" {
  84                     fail "Delete all breakpoints when none (unexpected prompt)"
  85                 }
  86                 timeout { fail "Delete all breakpoints when none (timeout after unexpected prompt)" }
  87             }
  88         }
  89      -re ".*$gdb_prompt $"       { pass "Delete all breakpoints when none" }
  90     timeout                 { fail "Delete all breakpoints when none (timeout)" }
  91 }
  92
  93 #
  94 # test break at function
  95 #
  96 gdb_test "break main" \
  97     "Breakpoint.*at.* file .*$srcfile, line.*" \
  98     "breakpoint function"
  99
 100 #
 101 # test break at quoted function
 102 #
 103 gdb_test "break \"marker2\"" \
 104     "Breakpoint.*at.* file .*$srcfile, line.*" \
 105     "breakpoint quoted function"
 106
 107 #
 108 # test break at function in file
 109 #
 110 gdb_test "break $srcfile:factorial" \
 111     "Breakpoint.*at.* file .*$srcfile, line.*" \
 112     "breakpoint function in file"
 113
 114 set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
 115
 116 #
 117 # test break at line number
 118 #
 119 # Note that the default source file is the last one whose source text
 120 # was printed.  For native debugging, before we've executed the
 121 # program, this is the file containing main, but for remote debugging,
 122 # it's wherever the processor was stopped when we connected to the
 123 # board.  So, to be sure, we do a list command.
 124 #
 125 gdb_test "list main" \
 126     ".*main \\(argc, argv, envp\\).*" \
 127     "use `list' to establish default source file"
 128 gdb_test "break $bp_location1" \
 129     "Breakpoint.*at.* file .*$srcfile, line $bp_location1\\." \
 130     "breakpoint line number"
 131
 132 #
 133 # test duplicate breakpoint
 134 #
 135 gdb_test "break $bp_location1" \
 136     "Note: breakpoint \[0-9\]+ also set at pc.*Breakpoint \[0-9\]+ at.* file .*$srcfile, line $bp_location1\\." \
 137     "breakpoint duplicate"
 138
 139 set bp_location2 [gdb_get_line_number "set breakpoint 2 here"]
 140
 141 #
 142 # test break at line number in file
 143 #
 144 gdb_test "break $srcfile:$bp_location2" \
 145     "Breakpoint.*at.* file .*$srcfile, line $bp_location2\\." \
 146     "breakpoint line number in file"
 147
 148 set bp_location3 [gdb_get_line_number "set breakpoint 3 here"]
 149 set bp_location4 [gdb_get_line_number "set breakpoint 4 here"]
 150
 151 #
 152 # Test putting a break at the start of a multi-line if conditional.
 153 # Verify the breakpoint was put at the start of the conditional.
 154 #
 155 gdb_test "break multi_line_if_conditional" \
 156     "Breakpoint.*at.* file .*$srcfile, line $bp_location3\\." \
 157     "breakpoint at start of multi line if conditional"
 158
 159 gdb_test "break multi_line_while_conditional" \
 160     "Breakpoint.*at.* file .*$srcfile, line $bp_location4\\." \
 161     "breakpoint at start of multi line while conditional"
 162
 163 set bp_location5 [gdb_get_line_number "set breakpoint 5 here"]
 164 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
 165
 166 #
 167 # check to see what breakpoints are set
 168 #
 169 if [target_info exists gdb_stub] {
 170     set main_line $bp_location5
 171 } else {
 172     set main_line $bp_location6
 173 }
 174
 175 set bp_location7 [gdb_get_line_number "set breakpoint 7 here"]
 176 set bp_location8 [gdb_get_line_number "set breakpoint 8 here"]
 177 set bp_location9 [gdb_get_line_number "set breakpoint 9 here"]
 178
 179 gdb_test "info break" \
 180     "Num Type\[ \]+Disp Enb Address\[ \]+What.*
 181 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$main_line.*
 182 \[0-9\]+\[\t \]+breakpoint     keep y.* in marker2 at .*$srcfile:($bp_location8|$bp_location9).*
 183 \[0-9\]+\[\t \]+breakpoint     keep y.* in factorial at .*$srcfile:$bp_location7.*
 184 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$bp_location1.*
 185 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$bp_location1.*
 186 \[0-9\]+\[\t \]+breakpoint     keep y.* in main at .*$srcfile:$bp_location2.*
 187 \[0-9\]+\[\t \]+breakpoint     keep y.* in multi_line_if_conditional at .*$srcfile:$bp_location3.*
 188 \[0-9\]+\[\t \]+breakpoint     keep y.* in multi_line_while_conditional at .*$srcfile:$bp_location4" \
 189     "breakpoint info"
 190
 191 # FIXME: The rest of this test doesn't work with anything that can't
 192 # handle arguments.
 193 # Huh? There doesn't *appear* to be anything that passes arguments
 194 # below.
 195 if [istarget "mips-idt-*"] then {
 196     return
 197 }
 198
 199 #
 200 # run until the breakpoint at main is hit. For non-stubs-using targets.
 201 #
 202 gdb_run_cmd
 203 gdb_expect {
 204     -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:$bp_location6.*$bp_location6\[\t \]+if .argc.* \{.*$gdb_prompt $" {
 205         pass "run until function breakpoint"
 206     }
 207     -re "$gdb_prompt $" {
 208         fail "run until function breakpoint"
 209     }
 210     timeout {
 211         fail "run until function breakpoint (timeout)"
 212     }
 213 }
 214
 215 #
 216 # run until the breakpoint at a line number
 217 #
 218 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location1.*$bp_location1\[\t \]+printf.*factorial.*" \
 219                         "run until breakpoint set at a line number"
 220
 221 #
 222 # Run until the breakpoint set in a function in a file
 223 #
 224 for {set i 6} {$i >= 1} {incr i -1} {
 225         gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, factorial \\(value=$i\\) at .*$srcfile:$bp_location7.*$bp_location7\[\t \]+.*if .value > 1. \{.*" \
 226                         "run until file:function($i) breakpoint"
 227 }
 228
 229 #
 230 # Run until the breakpoint set at a quoted function
 231 #
 232 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, (0x\[0-9a-f\]+ in )?marker2 \\(a=43\\) at .*$srcfile:($bp_location8|$bp_location9).*" \
 233                 "run until quoted breakpoint"
 234 #
 235 # run until the file:function breakpoint at a line number in a file
 236 #
 237 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location2.*$bp_location2\[\t \]+argc = \\(argc == 12345\\);.*" \
 238                 "run until file:linenum breakpoint"
 239
 240 # Test break at offset +1
 241 set bp_location10 [gdb_get_line_number "set breakpoint 10 here"]
 242
 243 gdb_test "break +1" \
 244     "Breakpoint.*at.* file .*$srcfile, line $bp_location10\\." \
 245     "breakpoint offset +1"
 246
 247 # Check to see if breakpoint is hit when stepped onto
 248
 249 gdb_test "step" \
 250     ".*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location10.*$bp_location10\[\t \]+return argc;.*breakpoint 10 here.*" \
 251     "step onto breakpoint"
 252
 253 #
 254 # delete all breakpoints so we can start over, course this can be a test too
 255 #
 256 delete_breakpoints
 257
 258 #
 259 # test temporary breakpoint at function
 260 #
 261
 262 gdb_test "tbreak main" "Breakpoint.*at.* file .*$srcfile, line.*" "Temporary breakpoint function"
 263
 264 #
 265 # test break at function in file
 266 #
 267
 268 gdb_test "tbreak $srcfile:factorial" "Breakpoint.*at.* file .*$srcfile, line.*" \
 269         "Temporary breakpoint function in file"
 270
 271 #
 272 # test break at line number
 273 #
 274 send_gdb "tbreak $bp_location1\n"
 275 gdb_expect {
 276     -re "Breakpoint.*at.* file .*$srcfile, line $bp_location1.*$gdb_prompt $" { pass "Temporary breakpoint line number #1" }
 277         -re ".*$gdb_prompt $"   { pass "Temporary breakpoint line number #1" }
 278         timeout     { fail "breakpoint line number #1 (timeout)" }
 279 }
 280
 281 gdb_test "tbreak $bp_location6" "Breakpoint.*at.* file .*$srcfile, line $bp_location6.*" "Temporary breakpoint line number #2"
 282
 283 #
 284 # test break at line number in file
 285 #
 286 send_gdb "tbreak $srcfile:$bp_location2\n"
 287 gdb_expect {
 288     -re "Breakpoint.*at.* file .*$srcfile, line $bp_location2.*$gdb_prompt $" { pass "Temporary breakpoint line number in file #1" }
 289         -re ".*$gdb_prompt $"   { pass "Temporary breakpoint line number in file #1" }
 290         timeout     { fail "Temporary breakpoint line number in file #1 (timeout)" }
 291 }
 292
 293 set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]
 294 gdb_test  "tbreak $srcfile:$bp_location11" "Breakpoint.*at.* file .*$srcfile, line $bp_location11.*" "Temporary breakpoint line number in file #2"
 295
 296 #
 297 # check to see what breakpoints are set (temporary this time)
 298 #
 299 gdb_test "info break" "Num Type.*Disp Enb Address.*What.*\[\r\n\]
 300 \[0-9\]+\[\t \]+breakpoint     del.*y.*in main at .*$srcfile:$main_line.*\[\r\n\]
 301 \[0-9\]+\[\t \]+breakpoint     del.*y.*in factorial at .*$srcfile:$bp_location7.*\[\r\n\]
 302 \[0-9\]+\[\t \]+breakpoint     del.*y.*in main at .*$srcfile:$bp_location1.*\[\r\n\]
 303 \[0-9\]+\[\t \]+breakpoint     del.*y.*in main at .*$srcfile:$bp_location6.*\[\r\n\]
 304 \[0-9\]+\[\t \]+breakpoint     del.*y.*in main at .*$srcfile:$bp_location2.*\[\r\n\]
 305 \[0-9\]+\[\t \]+breakpoint     del.*y.*in main at .*$srcfile:$bp_location11.*" \
 306     "Temporary breakpoint info"
 307
 308
 309 #***********
 310
 311 # Verify that catchpoints for fork, vfork and exec don't trigger
 312 # inappropriately.  (There are no calls to those system functions
 313 # in this test program.)
 314 #
 315 if ![runto_main] then { fail "break tests suppressed" }
 316
 317 send_gdb "catch\n"
 318 gdb_expect {
 319   -re "Catch requires an event name.*$gdb_prompt $"\
 320           {pass "catch requires an event name"}
 321   -re "$gdb_prompt $"\
 322           {fail "catch requires an event name"}
 323   timeout {fail "(timeout) catch requires an event name"}
 324 }
 325
 326
 327 set name "set catch fork, never expected to trigger"
 328 send_gdb "catch fork\n"
 329 gdb_expect {
 330   -re "Catchpoint \[0-9\]* .fork..*$gdb_prompt $"
 331           {pass $name}
 332   -re "Catch of fork not yet implemented.*$gdb_prompt $"
 333           {pass $name}
 334   -re "$gdb_prompt $"
 335           {fail $name}
 336   timeout {fail "(timeout) $name"}
 337 }
 338
 339
 340 set name "set catch vfork, never expected to trigger"
 341 send_gdb "catch vfork\n"
 342
 343 # If we are on HP-UX 10.20, we expect an error message to be
 344 # printed if we type "catch vfork" at the gdb gdb_prompt.  This is
 345 # because on HP-UX 10.20, we cannot catch vfork events.
 346
 347 if [istarget "hppa*-hp-hpux10.20"] then {
 348     gdb_expect {
 349         -re "Catch of vfork events not supported on HP-UX 10.20..*$gdb_prompt $"
 350                 {pass $name}
 351         -re "$gdb_prompt $"
 352                 {fail $name}
 353         timeout {fail "(timeout) $name"}
 354     }
 355 } else {
 356     gdb_expect {
 357         -re "Catchpoint \[0-9\]* .vfork..*$gdb_prompt $"
 358                 {pass $name}
 359         -re "Catch of vfork not yet implemented.*$gdb_prompt $"
 360                 {pass $name}
 361         -re "$gdb_prompt $"
 362                 {fail $name}
 363         timeout {fail "(timeout) $name"}
 364     }
 365 }
 366
 367 set name "set catch exec, never expected to trigger"
 368 send_gdb "catch exec\n"
 369 gdb_expect {
 370   -re "Catchpoint \[0-9\]* .exec..*$gdb_prompt $"
 371           {pass $name}
 372   -re "Catch of exec not yet implemented.*$gdb_prompt $"
 373           {pass $name}
 374   -re "$gdb_prompt $" {fail $name}
 375   timeout {fail "(timeout) $name"}
 376 }
 377
 378 # Verify that GDB responds gracefully when asked to set a breakpoint
 379 # on a nonexistent source line.
 380 #
 381 send_gdb "break 999\n"
 382 gdb_expect {
 383   -re "No line 999 in file .*$gdb_prompt $"\
 384           {pass "break on non-existent source line"}
 385   -re "$gdb_prompt $"\
 386           {fail "break on non-existent source line"}
 387   timeout {fail "(timeout) break on non-existent source line"}
 388 }
 389
 390 # Run to the desired default location. If not positioned here, the
 391 # tests below don't work.
 392 #
 393 gdb_test "until $bp_location1" "main .* at .*:$bp_location1.*" "until bp_location1"
 394
 395
 396 # Verify that GDB allows one to just say "break", which is treated
 397 # as the "default" breakpoint.  Note that GDB gets cute when printing
 398 # the informational message about other breakpoints at the same
 399 # location.  We'll hit that bird with this stone too.
 400 #
 401 send_gdb "break\n"
 402 gdb_expect {
 403   -re "Breakpoint \[0-9\]*.*$gdb_prompt $"\
 404           {pass "break on default location, 1st time"}
 405   -re "$gdb_prompt $"\
 406           {fail "break on default location, 1st time"}
 407   timeout {fail "(timeout) break on default location, 1st time"}
 408 }
 409
 410 send_gdb "break\n"
 411 gdb_expect {
 412   -re "Note: breakpoint \[0-9\]* also set at .*Breakpoint \[0-9\]*.*$gdb_prompt $"\
 413           {pass "break on default location, 2nd time"}
 414   -re "$gdb_prompt $"\
 415           {fail "break on default location, 2nd time"}
 416   timeout {fail "(timeout) break on default location, 2nd time"}
 417 }
 418
 419 send_gdb "break\n"
 420 gdb_expect {
 421   -re "Note: breakpoints \[0-9\]* and \[0-9\]* also set at .*Breakpoint \[0-9\]*.*$gdb_prompt $"\
 422           {pass "break on default location, 3rd time"}
 423   -re "$gdb_prompt $"\
 424           {fail "break on default location, 3rd time"}
 425   timeout {fail "(timeout) break on default location, 3rd time"}
 426 }
 427
 428 send_gdb "break\n"
 429 gdb_expect {
 430   -re "Note: breakpoints \[0-9\]*, \[0-9\]* and \[0-9\]* also set at .*Breakpoint \[0-9\]*.*$gdb_prompt $"\
 431           {pass "break on default location, 4th time"}
 432   -re "$gdb_prompt $"\
 433           {fail "break on default location, 4th time"}
 434   timeout {fail "(timeout) break on default location, 4th time"}
 435 }
 436
 437 # Verify that a "silent" breakpoint can be set, and that GDB is indeed
 438 # "silent" about its triggering.
 439 #
 440 if ![runto_main] then { fail "break tests suppressed" }
 441
 442 send_gdb "break $bp_location1\n"
 443 gdb_expect {
 444   -re "Breakpoint (\[0-9\]*) at .*, line $bp_location1.*$gdb_prompt $"\
 445           {pass "set to-be-silent break bp_location1"}
 446   -re "$gdb_prompt $"\
 447           {fail "set to-be-silent break bp_location1"}
 448   timeout {fail "(timeout) set to-be-silent break bp_location1"}
 449 }
 450
 451 send_gdb "commands $expect_out(1,string)\n"
 452 send_gdb "silent\n"
 453 send_gdb "end\n"
 454 gdb_expect {
 455   -re ".*$gdb_prompt $"\
 456           {pass "set silent break bp_location1"}
 457   timeout {fail "(timeout) set silent break bp_location1"}
 458 }
 459
 460 send_gdb "info break $expect_out(1,string)\n"
 461 gdb_expect {
 462   -re "\[0-9\]*\[ \t\]*breakpoint.*:$bp_location1\r\n\[ \t\]*silent.*$gdb_prompt $"\
 463           {pass "info silent break bp_location1"}
 464   -re "$gdb_prompt $"\
 465           {fail "info silent break bp_location1"}
 466   timeout {fail "(timeout) info silent break bp_location1"}
 467 }
 468 send_gdb "continue\n"
 469 gdb_expect {
 470   -re "Continuing.\r\n$gdb_prompt $"\
 471           {pass "hit silent break bp_location1"}
 472   -re "$gdb_prompt $"\
 473           {fail "hit silent break bp_location1"}
 474   timeout {fail "(timeout) hit silent break bp_location1"}
 475 }
 476 send_gdb "bt\n"
 477 gdb_expect {
 478   -re "#0  main .* at .*:$bp_location1.*$gdb_prompt $"\
 479           {pass "stopped for silent break bp_location1"}
 480   -re "$gdb_prompt $"\
 481           {fail "stopped for silent break bp_location1"}
 482   timeout {fail "(timeout) stopped for silent break bp_location1"}
 483 }
 484
 485 # Verify that GDB can at least parse a breakpoint with the
 486 # "thread" keyword.  (We won't attempt to test here that a
 487 # thread-specific breakpoint really triggers appropriately.
 488 # The gdb.threads subdirectory contains tests for that.)
 489 #
 490 set bp_location12 [gdb_get_line_number "set breakpoint 12 here"]
 491 send_gdb "break $bp_location12 thread 999\n"
 492 gdb_expect {
 493   -re "Unknown thread 999.*$gdb_prompt $"\
 494           {pass "thread-specific breakpoint on non-existent thread disallowed"}
 495   -re "$gdb_prompt $"\
 496           {fail "thread-specific breakpoint on non-existent thread disallowed"}
 497   timeout {fail "(timeout) thread-specific breakpoint on non-existent thread disallowed"}
 498 }
 499 send_gdb "break $bp_location12 thread foo\n"
 500 gdb_expect {
 501   -re "Junk after thread keyword..*$gdb_prompt $"\
 502           {pass "thread-specific breakpoint on bogus thread ID disallowed"}
 503   -re "$gdb_prompt $"\
 504           {fail "thread-specific breakpoint on bogus thread ID disallowed"}
 505   timeout {fail "(timeout) thread-specific breakpoint on bogus thread ID disallowed"}
 506 }
 507
 508 # Verify that GDB responds gracefully to a breakpoint command with
 509 # trailing garbage.
 510 #
 511 send_gdb "break $bp_location12 foo\n"
 512 gdb_expect {
 513   -re "Junk at end of arguments..*$gdb_prompt $"\
 514           {pass "breakpoint with trailing garbage disallowed"}
 515   -re "$gdb_prompt $"\
 516           {fail "breakpoint with trailing garbage disallowed"}
 517   timeout {fail "(timeout) breakpoint with trailing garbage disallowed"}
 518 }
 519
 520 # Verify that GDB responds gracefully to a "clear" command that has
 521 # no matching breakpoint.  (First, get us off the current source line,
 522 # which we know has a breakpoint.)
 523 #
 524 send_gdb "next\n"
 525 gdb_expect {
 526   -re ".*$gdb_prompt $"\
 527           {pass "step over breakpoint"}
 528   timeout {fail "(timeout) step over breakpoint"}
 529 }
 530 send_gdb "clear 81\n"
 531 gdb_expect {
 532   -re "No breakpoint at 81..*$gdb_prompt $"\
 533           {pass "clear line has no breakpoint disallowed"}
 534   -re "$gdb_prompt $"\
 535           {fail "clear line has no breakpoint disallowed"}
 536   timeout {fail "(timeout) clear line has no breakpoint disallowed"}
 537 }
 538 send_gdb "clear\n"
 539 gdb_expect {
 540   -re "No breakpoint at this line..*$gdb_prompt $"\
 541           {pass "clear current line has no breakpoint disallowed"}
 542   -re "$gdb_prompt $"\
 543           {fail "clear current line has no breakpoint disallowed"}
 544   timeout {fail "(timeout) clear current line has no breakpoint disallowed"}
 545 }
 546
 547 # Verify that we can set and clear multiple breakpoints.
 548 #
 549 # We don't test that it deletes the correct breakpoints.  We do at
 550 # least test that it deletes more than one breakpoint.
 551 #
 552 gdb_test "break marker3" "Breakpoint.*at.*" "break marker3 #1"
 553 gdb_test "break marker3" "Breakpoint.*at.*" "break marker3 #2"
 554 gdb_test "clear marker3" {Deleted breakpoints [0-9]+ [0-9]+.*}
 555
 556 # Verify that a breakpoint can be set via a convenience variable.
 557 #
 558 send_gdb "set \$foo=$bp_location11\n"
 559 gdb_expect {
 560   -re "$gdb_prompt $"\
 561           {pass "set convenience variable \$foo to bp_location11"}
 562   timeout {fail "(timeout) set convenience variable \$foo to bp_location11"}
 563 }
 564 send_gdb "break \$foo\n"
 565 gdb_expect {
 566   -re "Breakpoint (\[0-9\]*) at .*, line $bp_location11.*$gdb_prompt $"\
 567           {pass "set breakpoint via convenience variable"}
 568   -re "$gdb_prompt $"\
 569           {fail "set breakpoint via convenience variable"}
 570   timeout {fail "(timeout) set breakpoint via convenience variable"}
 571 }
 572
 573 # Verify that GDB responds gracefully to an attempt to set a
 574 # breakpoint via a convenience variable whose type is not integer.
 575 #
 576 send_gdb "set \$foo=81.5\n"
 577 gdb_expect {
 578   -re "$gdb_prompt $"\
 579           {pass "set convenience variable \$foo to 81.5"}
 580   timeout {fail "(timeout) set convenience variable \$foo to 81.5"}
 581 }
 582 send_gdb "break \$foo\n"
 583 gdb_expect {
 584   -re "Convenience variables used in line specs must have integer values..*$gdb_prompt $"\
 585           {pass "set breakpoint via non-integer convenience variable disallowed"}
 586   -re "$gdb_prompt $"\
 587           {fail "set breakpoint via non-integer convenience variable disallowed"}
 588   timeout {fail "(timeout) set breakpoint via non-integer convenience variable disallowed"}
 589 }
 590
 591 # Verify that we can set and trigger a breakpoint in a user-called function.
 592 #
 593 send_gdb "break marker2\n"
 594 gdb_expect {
 595     -re "Breakpoint (\[0-9\]*) at .*, line ($bp_location8|$bp_location9).*$gdb_prompt $"\
 596           {pass "set breakpoint on to-be-called function"}
 597   -re "$gdb_prompt $"\
 598           {fail "set breakpoint on to-be-called function"}
 599   timeout {fail "(timeout) set breakpoint on to-be-called function"}
 600 }
 601 send_gdb "print marker2(99)\n"
 602 gdb_expect {
 603   -re "The program being debugged stopped while in a function called from GDB.\r\nWhen the function .marker2. is done executing, GDB will silently\r\nstop .instead of continuing to evaluate the expression containing\r\nthe function call...*$gdb_prompt $"\
 604           {pass "hit breakpoint on called function"}
 605   -re "$gdb_prompt $"\
 606           {fail "hit breakpoint on called function"}
 607   timeout {fail "(timeout) hit breakpoint on called function"}
 608 }
 609
 610 # As long as we're stopped (breakpointed) in a called function,
 611 # verify that we can successfully backtrace & such from here.
 612 #
 613 # In this and the following test, the _sr4export check apparently is needed
 614 # for hppa*-*-hpux.
 615 #
 616 send_gdb "bt\n"
 617 gdb_expect {
 618     -re "#0\[ \t\]*($hex in )?marker2.*:($bp_location8|$bp_location9)\r\n#1.*_sr4export.*$gdb_prompt $"\
 619             {pass "backtrace while in called function"}
 620     -re "#0\[ \t\]*($hex in )?marker2.*:($bp_location8|$bp_location9)\r\n#1.*function called from gdb.*$gdb_prompt $"\
 621             {pass "backtrace while in called function"}
 622     -re "$gdb_prompt $"\
 623             {fail "backtrace while in called function"}
 624     timeout {fail "(timeout) backtrace while in called function"}
 625 }
 626
 627 # Return from the called function.  For remote targets, it's important to do
 628 # this before runto_main, which otherwise may silently stop on the dummy
 629 # breakpoint inserted by GDB at the program's entry point.
 630 #
 631 send_gdb "finish\n"
 632 gdb_expect {
 633     -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.* in _sr4export.*$gdb_prompt $"\
 634             {pass "finish from called function"}
 635     -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.*function called from gdb.*$gdb_prompt $"\
 636             {pass "finish from called function"}
 637     -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.*Value returned.*$gdb_prompt $"\
 638             {pass "finish from called function"}
 639     -re "$gdb_prompt $"\
 640             {fail "finish from called function"}
 641     timeout {fail "(timeout) finish from called function"}
 642 }
 643
 644 # Verify that GDB responds gracefully to a "finish" command with
 645 # arguments.
 646 #
 647 if ![runto_main] then { fail "break tests suppressed" }
 648
 649 send_gdb "finish 123\n"
 650 gdb_expect {
 651   -re "The \"finish\" command does not take any arguments.\r\n$gdb_prompt $"\
 652           {pass "finish with arguments disallowed"}
 653   -re "$gdb_prompt $"\
 654           {fail "finish with arguments disallowed"}
 655   timeout {fail "(timeout) finish with arguments disallowed"}
 656 }
 657
 658 # Verify that GDB responds gracefully to a request to "finish" from
 659 # the outermost frame.  On a stub that never exits, this will just
 660 # run to the stubs routine, so we don't get this error...  Thus the
 661 # second condition.
 662 #
 663
 664 send_gdb "finish\n"
 665 gdb_expect {
 666   -re "\"finish\" not meaningful in the outermost frame.\r\n$gdb_prompt $"\
 667           {pass "finish from outermost frame disallowed"}
 668   -re "Run till exit from.*\r\n$gdb_prompt $" {
 669      pass "finish from outermost frame disallowed"
 670   }
 671   -re "$gdb_prompt $"\
 672           {fail "finish from outermost frame disallowed"}
 673   timeout {fail "(timeout) finish from outermost frame disallowed"}
 674 }
 675
 676 # Verify that we can explicitly ask GDB to stop on all shared library
 677 # events, and that it does so.
 678 #
 679 if [istarget "hppa*-*-hpux*"] then {
 680   if ![runto_main] then { fail "break tests suppressed" }
 681
 682   send_gdb "set stop-on-solib-events 1\n"
 683   gdb_expect {
 684     -re "$gdb_prompt $"\
 685             {pass "set stop-on-solib-events"}
 686     timeout {fail "(timeout) set stop-on-solib-events"}
 687   }
 688
 689   send_gdb "run\n"
 690   gdb_expect {
 691     -re ".*Start it from the beginning.*y or n. $"\
 692             {send_gdb "y\n"
 693              gdb_expect {
 694                -re ".*Stopped due to shared library event.*$gdb_prompt $"\
 695                        {pass "triggered stop-on-solib-events"}
 696                -re "$gdb_prompt $"\
 697                        {fail "triggered stop-on-solib-events"}
 698                timeout {fail "(timeout) triggered stop-on-solib-events"}
 699              }
 700             }
 701     -re "$gdb_prompt $"\
 702             {fail "rerun for stop-on-solib-events"}
 703     timeout {fail "(timeout) rerun for stop-on-solib-events"}
 704   }
 705
 706   send_gdb "set stop-on-solib-events 0\n"
 707   gdb_expect {
 708     -re "$gdb_prompt $"\
 709             {pass "reset stop-on-solib-events"}
 710     timeout {fail "(timeout) reset stop-on-solib-events"}
 711   }
 712 }
 713
 714 # Hardware breakpoints are unsupported on HP-UX.  Verify that GDB
 715 # gracefully responds to requests to create them.
 716 #
 717 if [istarget "hppa*-*-hpux*"] then {
 718   if ![runto_main] then { fail "break tests suppressed" }
 719
 720   send_gdb "hbreak\n"
 721   gdb_expect {
 722     -re "No hardware breakpoint support in the target.*$gdb_prompt $"\
 723             {pass "hw breaks disallowed"}
 724     -re "$gdb_prompt $"\
 725             {fail "hw breaks disallowed"}
 726     timeout {fail "(timeout) hw breaks disallowed"}
 727   }
 728
 729   send_gdb "thbreak\n"
 730   gdb_expect {
 731     -re "No hardware breakpoint support in the target.*$gdb_prompt $"\
 732             {pass "temporary hw breaks disallowed"}
 733     -re "$gdb_prompt $"\
 734             {fail "temporary hw breaks disallowed"}
 735     timeout {fail "(timeout) temporary hw breaks disallowed"}
 736   }
 737 }
 738
 739 #********
 740
 741
 742 #
 743 # Test "next" over recursive function call.
 744 #
 745
 746 proc test_next_with_recursion {} {
 747     global gdb_prompt
 748     global decimal
 749     global binfile
 750
 751     gdb_test "kill" "" "kill program" "Kill the program being debugged.*y or n. $" "y"
 752     delete_breakpoints
 753
 754     gdb_test "break factorial" "Breakpoint $decimal at .*" "break at factorial"
 755
 756     # Run until we call factorial with 6
 757
 758     gdb_run_cmd
 759     gdb_expect {
 760         -re "Break.* factorial .value=6. .*$gdb_prompt $" {}
 761         -re ".*$gdb_prompt $" {
 762             fail "run to factorial(6)";
 763             gdb_suppress_tests;
 764         }
 765         timeout { fail "run to factorial(6) (timeout)" ; gdb_suppress_tests }
 766     }
 767
 768     # Continue until we call factorial recursively with 5.
 769
 770     if [gdb_test "continue" \
 771         "Continuing.*Break.* factorial .value=5. .*" \
 772         "continue to factorial(5)"] then { gdb_suppress_tests }
 773
 774     # Do a backtrace just to confirm how many levels deep we are.
 775
 776     if [gdb_test "backtrace" \
 777         "#0\[ \t\]+ factorial .value=5..*" \
 778         "backtrace from factorial(5)"] then { gdb_suppress_tests }
 779
 780     # Now a "next" should position us at the recursive call, which
 781     # we will be performing with 4.
 782
 783     if [gdb_test "next" \
 784         ".* factorial .value - 1.;.*" \
 785         "next to recursive call"] then { gdb_suppress_tests }
 786
 787     # Disable the breakpoint at the entry to factorial by deleting them all.
 788     # The "next" should run until we return to the next line from this
 789     # recursive call to factorial with 4.
 790     # Buggy versions of gdb will stop instead at the innermost frame on
 791     # the line where we are trying to "next" to.
 792
 793     delete_breakpoints
 794
 795     if [istarget "mips*tx39-*"] {
 796         set timeout 60
 797     }
 798     # We used to set timeout here for all other targets as well.  This
 799     # is almost certainly wrong.  The proper timeout depends on the
 800     # target system in use, and how we communicate with it, so there
 801     # is no single value appropriate for all targets.  The timeout
 802     # should be established by the Dejagnu config file(s) for the
 803     # board, and respected by the test suite.
 804     #
 805     # For example, if I'm running GDB over an SSH tunnel talking to a
 806     # portmaster in California talking to an ancient 68k board running
 807     # a crummy ROM monitor (a situation I can only wish were
 808     # hypothetical), then I need a large timeout.  But that's not the
 809     # kind of knowledge that belongs in this file.
 810
 811     gdb_test next "\[0-9\]*\[\t \]+return \\(value\\);.*" \
 812             "next over recursive call"
 813
 814     # OK, we should be back in the same stack frame we started from.
 815     # Do a backtrace just to confirm.
 816
 817     set result [gdb_test "backtrace" \
 818             "#0\[ \t\]+ factorial .value=120.*\r\n#1\[ \t\]+ \[0-9a-fx\]+ in factorial .value=6..*" \
 819             "backtrace from factorial(5.1)"]
 820     if { $result != 0 } { gdb_suppress_tests }
 821
 822     if [target_info exists gdb,noresults] { gdb_suppress_tests }
 823   gdb_continue_to_end "recursive next test"
 824    gdb_stop_suppressing_tests;
 825 }
 826
 827 test_next_with_recursion
 828
 829
 830 #********
 831
 832 # now move the .debug file to a different location so that we can test
 833 # the "set debug-file-directory" command.
 834
 835 remote_exec build "mv ${objdir}/${subdir}/.debug/${testfile}.debug ${objdir}/${subdir}"
 836 gdb_exit
 837 gdb_start
 838 gdb_reinitialize_dir $srcdir/$subdir
 839 gdb_test "set debug-file-directory ${objdir}/${subdir}" ".*" "set separate debug location"
 840 gdb_load ${binfile}
 841
 842 if [target_info exists gdb_stub] {
 843     gdb_step_for_stub;
 844 }
 845
 846 #
 847 # test break at function
 848 #
 849 gdb_test "break main" \
 850     "Breakpoint.*at.* file .*$srcfile, line.*" \
 851     "breakpoint function, optimized file"
 852
 853 #
 854 # test break at function
 855 #
 856 gdb_test "break marker4" \
 857     "Breakpoint.*at.* file .*$srcfile, line.*" \
 858     "breakpoint small function, optimized file"
 859
 860 #
 861 # run until the breakpoint at main is hit. For non-stubs-using targets.
 862 #
 863 gdb_run_cmd
 864 gdb_expect {
 865     -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:$bp_location6.*$bp_location6\[\t \]+if .argc.* \{.*$gdb_prompt $" {
 866         pass "run until function breakpoint, optimized file"
 867     }
 868     -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$gdb_prompt $" {
 869         pass "run until function breakpoint, optimized file (code motion)"
 870     }
 871     -re "$gdb_prompt $" {
 872         fail "run until function breakpoint, optimized file"
 873     }
 874     timeout {
 875         fail "run until function breakpoint, optimized file (timeout)"
 876     }
 877 }
 878
 879 #
 880 # run until the breakpoint at a small function
 881 #
 882
 883 #
 884 # Add a second pass pattern.  The behavior differs here between stabs
 885 # and dwarf for one-line functions.  Stabs preserves two line symbols
 886 # (one before the prologue and one after) with the same line number,
 887 # but dwarf regards these as duplicates and discards one of them.
 888 # Therefore the address after the prologue (where the breakpoint is)
 889 # has no exactly matching line symbol, and GDB reports the breakpoint
 890 # as if it were in the middle of a line rather than at the beginning.
 891
 892 set bp_location13 [gdb_get_line_number "set breakpoint 13 here"]
 893 set bp_location14 [gdb_get_line_number "set breakpoint 14 here"]
 894 send_gdb "continue\n"
 895 gdb_expect {
 896     -re "Breakpoint $decimal, marker4 \\(d=177601976\\) at .*$srcfile:$bp_location13\[\r\n\]+$bp_location13\[\t \]+void marker4.*" {
 897         pass "run until breakpoint set at small function, optimized file"
 898     }
 899     -re "Breakpoint $decimal, $hex in marker4 \\(d=177601976\\) at .*$srcfile:$bp_location13\[\r\n\]+$bp_location13\[\t \]+void marker4.*" {
 900         pass "run until breakpoint set at small function, optimized file"
 901     }
 902     -re "Breakpoint $decimal, marker4 \\(d=177601976\\) at .*$srcfile:$bp_location14\[\r\n\]+$bp_location14\[\t \]+void marker4.*" {
 903         # marker4() is defined at line 46 when compiled with -DPROTOTYPES
 904         pass "run until breakpoint set at small function, optimized file (line bp_location14)"
 905     }
 906     -re ".*$gdb_prompt " {
 907         fail "run until breakpoint set at small function, optimized file"
 908     }
 909     timeout {
 910         fail "run until breakpoint set at small function, optimized file (timeout)"
 911     }
 912 }
 913
 914
 915 # Reset the default arguments for VxWorks
 916 if [istarget "*-*-vxworks*"] {
 917     set timeout 10
 918     verbose "Timeout is now $timeout seconds" 2
 919     send_gdb "set args main\n"
 920     gdb_expect -re ".*$gdb_prompt $" {}
 921 }