gdb/testsuite/gdb.base/maint.exp

   1 # Copyright 1998-2015 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 Elena Zannoni (ezannoni@cygnus.com)
  17
  18 # this file tests maintenance commands and help on those.
  19
  20 # source file used is break.c
  21
  22
  23 #maintenance check-psymtabs -- Check consistency of psymtabs vs symtabs
  24 #maintenance check-symtabs -- Check consistency of symtabs
  25 #maintenance expand-symtabs -- Expand symtabs matching a file regexp
  26 #maintenance set -- Set GDB internal variables used by the GDB maintainer
  27 #maintenance show -- Show GDB internal variables used by the GDB maintainer
  28 #maintenance dump-me -- Get fatal error; make debugger dump its core
  29 #maintenance print -- Maintenance command for printing GDB internal state
  30 #maintenance info -- Commands for showing internal info about the program being debugged
  31 #maintenance internal-error -- Give GDB an internal error.
  32 #
  33 #maintenance print dummy-frames -- Print the dummy frame stack
  34 #maintenance print statistics -- Print statistics about internal gdb state
  35 #maintenance print objfiles -- Print dump of current object file definitions
  36 #maintenance print psymbols -- Print dump of current partial symbol definitions
  37 #maintenance print msymbols -- Print dump of current minimal symbol definitions
  38 #maintenance print symbols -- Print dump of current symbol definitions
  39 #maintenance print type -- Print a type chain for a given symbol
  40 #maintenance print unwind -- Print unwind table entry at given address
  41 #
  42 #
  43 #maintenance info sections -- List the BFD sections of the exec and core files
  44 #maintenance info breakpoints -- Status of all breakpoints
  45 #
  46
  47
  48
  49 standard_testfile break.c break1.c
  50
  51 if {[prepare_for_testing $testfile.exp $testfile \
  52          [list $srcfile $srcfile2] {debug nowarnings}]} {
  53     untested $testfile.exp
  54     return -1
  55 }
  56
  57 # The commands we test here produce many lines of output; disable "press
  58 # <return> to continue" prompts.
  59 gdb_test_no_output "set height 0"
  60
  61 # Tests that require that no program is running
  62
  63 gdb_file_cmd ${binfile}
  64
  65 # Test for a regression where this command would internal-error if the
  66 # program wasn't running.
  67 gdb_test "maint print registers" "Name.*Nr.*Rel.*Offset.*Size.*Type.*"
  68
  69 # Test "mt expand-symtabs" here as it's easier to verify before we
  70 # run the program.
  71 gdb_test_no_output "mt set per on" "mt set per on for expand-symtabs"
  72 gdb_test_multiple "mt expand-symtabs $subdir/break\[.\]c$" \
  73     "mt expand-symtabs" {
  74         -re "#compunits: (1|2) \\(\[+\](0|1|2)\\),.*$gdb_prompt $" {
  75             # This should expand at most two primary symtabs.
  76             # "Normally" it will not expand any, because the symtab
  77             # holding "main" will already have been expanded, but if the
  78             # file is compiled with -fdebug-types-section then a second primary
  79             # symtab for break.c will be created for any types.
  80             pass "mt expand-symtabs"
  81         }
  82     }
  83 gdb_test "mt set per off" ".*" "mt set per off for expand-symtabs"
  84
  85 # Tests that can or should be done with a running program
  86
  87 gdb_load ${binfile}
  88
  89 if ![runto_main] then {
  90         perror "tests suppressed"
  91 }
  92
  93 # If we're using .gdb_index there will be no psymtabs.
  94 set have_gdb_index 0
  95 gdb_test_multiple "maint info sections .gdb_index" "check for .gdb_index" {
  96     -re ": .gdb_index.*$gdb_prompt $" {
  97         set have_gdb_index 1
  98     }
  99     -re ".*$gdb_prompt $" {
 100         ;# Nothing to do, present to avoid a FAIL.
 101     }
 102 }
 103
 104 #
 105 # this command does not produce any output
 106 # unless there is some problem with the symtabs and psymtabs
 107 # so that branch will really never be covered in this tests here!!
 108 #
 109
 110 # guo: on linux this command output is huge.  for some reason splitting up
 111 # the regexp checks works.
 112 #
 113 send_gdb "maint check-psymtabs\n"
 114 gdb_expect  {
 115     -re "^maint check-psymtabs" {
 116         gdb_expect {
 117             -re "$gdb_prompt $" {
 118                 pass "maint check-psymtabs"
 119             }
 120             timeout { fail "(timeout) maint check-psymtabs" }
 121         }
 122     }
 123     -re ".*$gdb_prompt $"     { fail "maint check-psymtabs" }
 124     timeout         { fail "(timeout) maint check-psymtabs" }
 125 }
 126
 127 # This command does not produce any output unless there is some problem
 128 # with the symtabs, so that branch will really never be covered in the
 129 # tests here!!
 130 gdb_test_no_output "maint check-symtabs"
 131
 132 # Test per-command stats.
 133 gdb_test_no_output "maint set per-command on"
 134 gdb_test "pwd" \
 135     "Command execution time: \[0-9.\]+ \\(cpu\\), \[0-9.\]+ \\(wall\\)\[\r\n\]+Space used: $decimal \\(\\+$decimal for this command\\)\[\r\n\]+#symtabs: $decimal \\(\\+$decimal\\), #compunits: $decimal \\(\\+$decimal\\), #blocks: $decimal \\(\\+$decimal\\)"
 136 gdb_test_no_output "maint set per-command off"
 137
 138 # The timeout value is raised, because printing all the symbols and
 139 # statistical information about Cygwin and Windows libraries takes a lot
 140 # of time.
 141 if [istarget "*-*-cygwin*"] {
 142         set oldtimeout $timeout
 143         set timeout [expr $timeout + 500]
 144 }
 145
 146 send_gdb "maint print statistics\n"
 147 gdb_expect  {
 148     -re "Statistics for\[^\n\r\]*maint\[^\n\r\]*:\r\n  Number of \"minimal\" symbols read: $decimal\r\n(  Number of \"partial\" symbols read: $decimal\r\n)?  Number of \"full\" symbols read: $decimal\r\n  Number of \"types\" defined: $decimal\r\n(  Number of psym tables \\(not yet expanded\\): $decimal\r\n)?(  Number of read CUs: $decimal\r\n  Number of unread CUs: $decimal\r\n)?  Number of symbol tables: $decimal\r\n  Number of symbol tables with line tables: $decimal\r\n  Number of symbol tables with blockvectors: $decimal\r\n  Total memory used for objfile obstack: $decimal\r\n  Total memory used for BFD obstack: $decimal\r\n  Total memory used for psymbol cache: $decimal\r\n  Total memory used for macro cache: $decimal\r\n  Total memory used for file name cache: $decimal\r\n" {
 149         gdb_expect {
 150             -re "$gdb_prompt $" {
 151                 pass "maint print statistics"
 152             }
 153             timeout { fail "(timeout) maint print statistics" }
 154         }
 155     }
 156     -re ".*$gdb_prompt $"     { fail "maint print statistics" }
 157     timeout         { fail "(timeout) maint print statistics" }
 158 }
 159
 160 # There aren't any ...
 161 gdb_test_no_output "maint print dummy-frames"
 162
 163 send_gdb "maint print objfiles\n"
 164
 165 # To avoid timeouts, we avoid expects with many .* patterns that match
 166 # many lines.  Instead, we keep track of which milestones we've seen
 167 # in the output, and stop when we've seen all of them.
 168
 169 set header 0
 170 set psymtabs 0
 171 set symtabs 0
 172 set keep_looking 1
 173
 174 while {$keep_looking} {
 175     gdb_expect  {
 176
 177         -re "\r\n" {
 178             set output $expect_out(buffer)
 179             if {[regexp ".*Object file.*maint($EXEEXT)?:  Objfile at ${hex}" $output]} {
 180                 set header 1
 181             }
 182             if {[regexp ".*Psymtabs:\[\r\t \]+\n" $output]} {
 183                 set psymtabs 1
 184             }
 185             if {[regexp ".*Symtabs:\[\r\t \]+\n" $output]} {
 186                 set symtabs 1
 187             }
 188         }
 189
 190         -re ".*$gdb_prompt $" {
 191             set keep_looking 0
 192         }
 193         timeout {
 194             fail "(timeout) maint print objfiles"
 195             set keep_looking 0
 196         }
 197     }
 198 }
 199
 200 proc maint_pass_if {val name} {
 201     if $val { pass $name } else { fail $name }
 202 }
 203
 204 maint_pass_if $header   "maint print objfiles: header"
 205 if { ! $have_gdb_index } {
 206     maint_pass_if $psymtabs "maint print objfiles: psymtabs"
 207 }
 208 maint_pass_if $symtabs  "maint print objfiles: symtabs"
 209
 210 gdb_test "maint print psymbols" \
 211     "print-psymbols takes an output file name and optional symbol file name" \
 212     "maint print psymbols w/o args"
 213
 214 if { ! $have_gdb_index } {
 215     set psymbols_output [standard_output_file psymbols_output]
 216     send_gdb "maint print psymbols $psymbols_output ${srcdir}/${subdir}/${srcfile}\n"
 217     gdb_expect  {
 218         -re "^maint print psymbols $psymbols_output \[^\n\]*\r\n$gdb_prompt $" {
 219             send_gdb "shell ls $psymbols_output\n"
 220             gdb_expect {
 221                 -re "$psymbols_output\r\n$gdb_prompt $" {
 222                     # We want this grep to be as specific as possible,
 223                     # so it's less likely to match symbol file names in
 224                     # psymbols_output.  Yes, this actually happened;
 225                     # poor expect got tons of output, and timed out
 226                     # trying to match it.   --- Jim Blandy <jimb@cygnus.com>
 227                     send_gdb "shell grep 'main.*function' $psymbols_output\n"
 228                     gdb_expect {
 229                         -re ".main., function, $hex.*$gdb_prompt $" {
 230                             pass "maint print psymbols 1"
 231                         }
 232                         -re ".*main.  .., function, $hex.*$gdb_prompt $" {
 233                             pass "maint print psymbols 2"
 234                         }
 235                         -re ".*$gdb_prompt $" { fail "maint print psymbols" }
 236                         timeout     { fail "(timeout) maint print psymbols" }
 237                     }
 238                     gdb_test "shell rm -f $psymbols_output" ".*" \
 239                         "shell rm -f psymbols_output"
 240                 }
 241                 -re ".*$gdb_prompt $"       { fail "maint print psymbols" }
 242                 timeout           { fail "(timeout) maint print psymbols" }
 243             }
 244         }
 245         -re ".*$gdb_prompt $"       { fail "maint print psymbols" }
 246         timeout           { fail "(timeout) maint print psymbols" }
 247     }
 248 }
 249
 250 gdb_test "maint print msymbols" \
 251     "print-msymbols takes an output file name and optional symbol file name" \
 252     "maint print msymbols w/o args"
 253
 254
 255 set msymbols_output [standard_output_file msymbols_output]
 256 send_gdb "maint print msymbols $msymbols_output ${binfile}\n"
 257 gdb_expect  {
 258     -re "^maint print msymbols $msymbols_output \[^\n\]*\r\n$gdb_prompt $" {
 259         send_gdb "shell ls $msymbols_output\n"
 260         gdb_expect {
 261             -re "$msymbols_output\r\n$gdb_prompt $" {
 262                 send_gdb "shell grep factorial $msymbols_output\n"
 263                 gdb_expect {
 264                     -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
 265                         pass "maint print msymbols"
 266                     }
 267                     -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 268                     timeout         { fail "(timeout) maint print msymbols" }
 269                 }
 270                 gdb_test "shell rm -f $msymbols_output" ".*" \
 271                     "shell rm -f msymbols_output"
 272             }
 273             -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 274             timeout         { fail "(timeout) maint print msymbols" }
 275         }
 276     }
 277     -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 278     timeout         { fail "(timeout) maint print msymbols" }
 279 }
 280
 281 # Check that maint print msymbols allows relative pathnames
 282 set mydir [pwd]
 283 gdb_test "cd [standard_output_file {}]" \
 284     "Working directory .*\..*" \
 285     "cd to objdir"
 286
 287 gdb_test_multiple "maint print msymbols msymbols_output2 ${testfile}" "maint print msymbols" {
 288     -re "^maint print msymbols msymbols_output2 \[^\n\]*\r\n$gdb_prompt $" {
 289         gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
 290             -re "msymbols_output2\r\n$gdb_prompt $" {
 291                 gdb_test_multiple "shell grep factorial msymbols_output2" "maint print msymbols" {
 292                     -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
 293                         pass "maint print msymbols"
 294                     }
 295                     -re ".*$gdb_prompt $" {
 296                         fail "maint print msymbols"
 297                     }
 298                     timeout {
 299                         fail "(timeout) maint print msymbols"
 300                     }
 301                 }
 302                 gdb_test "shell rm -f msymbols_output2" ".*" \
 303                     "shell rm -f msymbols_output2"
 304             }
 305             -re ".*$gdb_prompt $" {
 306                 fail "maint print msymbols"
 307             }
 308             timeout {
 309                 fail "(timeout) maint print msymbols"
 310             }
 311         }
 312     }
 313     -re ".*$gdb_prompt $" {
 314         fail "maint print msymbols"
 315     }
 316     timeout {
 317         fail "(timeout) maint print msymbols"
 318     }
 319 }
 320 gdb_test "cd ${mydir}" \
 321     "Working directory [string_to_regexp ${mydir}]\..*" \
 322     "cd to mydir"
 323
 324 gdb_test "maint print symbols" \
 325     "Arguments missing: an output file name and an optional symbol file name" \
 326     "maint print symbols w/o args"
 327
 328
 329 # Request symbols for one particular source file so that we don't try to
 330 # dump the symbol information for the entire C library - over 500MB nowadays
 331 # for GNU libc.
 332
 333 set symbols_output [standard_output_file symbols_output]
 334 send_gdb "maint print symbols $symbols_output ${srcdir}/${subdir}/${srcfile}\n"
 335 gdb_expect  {
 336     -re "^maint print symbols $symbols_output \[^\n\]*\r\n$gdb_prompt $" {
 337         send_gdb "shell ls $symbols_output\n"
 338         gdb_expect {
 339             -re "$symbols_output\r\n$gdb_prompt $" {
 340                 # See comments for `maint print psymbols'.
 341                 send_gdb "shell grep 'main(.*block' $symbols_output\n"
 342                 gdb_expect {
 343                     -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
 344                         pass "maint print symbols"
 345                     }
 346                     -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 347                     timeout         { fail "(timeout) maint print symbols" }
 348                 }
 349                 gdb_test "shell rm -f $symbols_output" ".*" \
 350                     "shell rm -f symbols_output"
 351             }
 352             -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 353             timeout         { fail "(timeout) maint print symbols" }
 354         }
 355     }
 356     -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 357     timeout         { fail "(timeout) maint print symbols" }
 358 }
 359
 360 set msg "maint print type"
 361 gdb_test_multiple "maint print type argc" $msg {
 362     -re "type node $hex\r\nname .int. \\($hex\\)\r\ntagname .<NULL>. \\($hex\\)\r\ncode $hex \\(TYPE_CODE_INT\\)\r\nlength \[24\]\r\nobjfile $hex\r\ntarget_type $hex\r\npointer_type $hex\r\nreference_type $hex\r\ntype_chain $hex\r\ninstance_flags $hex\r\nflags\r\nnfields 0 $hex\r\n$gdb_prompt $" {
 363         pass $msg
 364     }
 365 }
 366
 367 if [istarget "hppa*-*-11*"] {
 368     setup_xfail hppa*-*-*11* CLLbs14860
 369     gdb_test_multiple "maint print unwind &main" "maint print unwind" {
 370         -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tRegion_description = $hex\r\n\tEntry_FR = $hex\r\n\tEntry_GR = $hex\r\n\tTotal_frame_size = $hex\r\n$gdb_prompt $" {
 371             pass "maint print unwind"
 372         }
 373         -re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n$gdb_prompt $" {
 374             xfail "maint print unwind"
 375         }
 376     }
 377 }
 378
 379 set oldtimeout $timeout
 380 set timeout [expr $timeout + 300]
 381
 382 # It'd be nice to check for every possible section.  However, that's
 383 # problematic, since the relative ordering wanders from release to
 384 # release of the compilers.  Instead, we'll just check for two
 385 # sections which appear to always come out in the same relative
 386 # order.  (If that changes, then we should just check for one
 387 # section.)
 388 #
 389 # And by the way: This testpoint will break for PA64, where a.out's
 390 # are ELF files.
 391
 392 # Standard GNU names.
 393 set text_section ".text"
 394 set data_section ".data"
 395
 396 gdb_test_multiple "maint info sections" "maint info sections" {
 397     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
 398         # Looks like RealView which uses different section names.
 399         set text_section ER_RO
 400         set data_section ER_RW
 401         pass "maint info sections"
 402     }
 403     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
 404         # c6x doesn't have .data section.  It has .neardata and .fardata section.
 405         set data_section ".neardata"
 406         pass "maint info sections"
 407     }
 408     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" {
 409         pass "maint info sections"
 410     }
 411 }
 412
 413 # Test for new option: maint info sections <section name>
 414 # If you don't have a .text section, this will require tweaking.
 415
 416 gdb_test_multiple "maint info sections $text_section" \
 417     "maint info sections .text" {
 418         -re ".* \\.bss .*$gdb_prompt $" {
 419             fail "maint info sections .text"
 420         }
 421         -re ".* $data_section .*$gdb_prompt $" {
 422             fail "maint info sections .text"
 423         }
 424         -re ".* $text_section .*$gdb_prompt $" {
 425             pass "maint info sections .text"
 426         }
 427     }
 428
 429 # Test for new option: CODE section flag
 430 # If your data section is tagged CODE, xfail this test.
 431
 432 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
 433     -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
 434     -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
 435 }
 436
 437 # Test for new option: DATA section flag
 438 # If your text section is tagged DATA, xfail this test.
 439 #
 440 # The "maint info sections DATA" test is marked for XFAIL on Windows,
 441 # because Windows has text sections marked DATA.
 442 setup_xfail "*-*-*cygwin*"
 443 setup_xfail "*-*-*mingw*"
 444
 445 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
 446     -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
 447     -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
 448     -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
 449 }
 450
 451 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
 452
 453 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
 454     -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex\[ \t\]+in main at.*break.c:$bp_location6 inf 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n.*$gdb_prompt $" {
 455         pass "maint info breakpoints"
 456     }
 457     -re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex in main at.*break.c:$bp_location6 sspace 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n-1\[ \t\]+shlib events\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex.*breakpoint already hit.*$gdb_prompt $" {
 458         pass "maint info breakpoints (with shlib events)"
 459     }
 460 }
 461
 462 gdb_test "maint print" \
 463     "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
 464     "maint print w/o args"
 465
 466 gdb_test "maint info" \
 467     "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
 468     "maint info w/o args"
 469
 470 gdb_test "maint" \
 471     "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
 472     "maint w/o args"
 473
 474 set timeout $oldtimeout
 475
 476 #============test help on maint commands
 477
 478 gdb_test "help maint" \
 479     "Commands for use by GDB maintainers\\..*Includes commands to dump specific internal GDB structures in.*a human readable form, to cause GDB to deliberately dump core, etc\\..*List of maintenance subcommands:.*maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
 480
 481 gdb_test "help maint info" \
 482     "Commands for showing internal info about the program being debugged.*unambiguous\\..*"
 483
 484 test_prefix_command_help {"maint print" "maintenance print"} {
 485     "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
 486 }
 487
 488 test_prefix_command_help {"maint" "maintenance"} {
 489     "Commands for use by GDB maintainers\\.\[\r\n\]+"
 490     "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
 491     "a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+"
 492 }
 493
 494 #set oldtimeout $timeout
 495 #set timeout [expr $timeout + 300]
 496
 497 gdb_test_multiple "maint dump-me" "maint dump-me" {
 498     -re "Should GDB dump core.*\\(y or n\\) $" {
 499         gdb_test "n" ".*" "maint dump-me"
 500     }
 501     -re "Undefined maintenance command: .*$gdb_prompt $" {
 502         # Command 'maint dump-me' is registered on non-win32 host.
 503         unsupported "maint dump-me"
 504     }
 505 }
 506
 507 send_gdb "maint internal-error\n"
 508 gdb_expect {
 509     -re "A problem internal to GDB has been detected" {
 510         pass "maint internal-error"
 511         if [gdb_internal_error_resync] {
 512             pass "internal-error resync"
 513         } else {
 514             fail "internal-error resync"
 515         }
 516     }
 517     -re ".*$gdb_prompt $" {
 518         fail "maint internal-error"
 519         untested "internal-error resync"
 520     }
 521     timeout {
 522         fail "maint internal-error (timeout)"
 523         untested "internal-error resync"
 524     }
 525 }
 526
 527 #set timeout $oldtimeout
 528
 529
 530 gdb_exit
 531 return 0