gdb/testsuite/gdb.base/maint.exp

   1 # Copyright 1998-2016 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     set psymbols_output_re [string_to_regexp $psymbols_output]
 217     send_gdb "maint print psymbols $psymbols_output ${srcdir}/${subdir}/${srcfile}\n"
 218     gdb_expect  {
 219         -re "^maint print psymbols $psymbols_output_re \[^\n\]*\r\n$gdb_prompt $" {
 220             send_gdb "shell ls $psymbols_output\n"
 221             gdb_expect {
 222                 -re "$psymbols_output_re\r\n$gdb_prompt $" {
 223                     # We want this grep to be as specific as possible,
 224                     # so it's less likely to match symbol file names in
 225                     # psymbols_output.  Yes, this actually happened;
 226                     # poor expect got tons of output, and timed out
 227                     # trying to match it.   --- Jim Blandy <jimb@cygnus.com>
 228                     send_gdb "shell grep 'main.*function' $psymbols_output\n"
 229                     gdb_expect {
 230                         -re ".main., function, $hex.*$gdb_prompt $" {
 231                             pass "maint print psymbols 1"
 232                         }
 233                         -re ".*main.  .., function, $hex.*$gdb_prompt $" {
 234                             pass "maint print psymbols 2"
 235                         }
 236                         -re ".*$gdb_prompt $" { fail "maint print psymbols" }
 237                         timeout     { fail "(timeout) maint print psymbols" }
 238                     }
 239                     gdb_test "shell rm -f $psymbols_output" ".*" \
 240                         "shell rm -f psymbols_output"
 241                 }
 242                 -re ".*$gdb_prompt $"       { fail "maint print psymbols" }
 243                 timeout           { fail "(timeout) maint print psymbols" }
 244             }
 245         }
 246         -re ".*$gdb_prompt $"       { fail "maint print psymbols" }
 247         timeout           { fail "(timeout) maint print psymbols" }
 248     }
 249 }
 250
 251 gdb_test "maint print msymbols" \
 252     "print-msymbols takes an output file name and optional symbol file name" \
 253     "maint print msymbols w/o args"
 254
 255
 256 set msymbols_output [standard_output_file msymbols_output]
 257 set msymbols_output_re [string_to_regexp $msymbols_output]
 258 send_gdb "maint print msymbols $msymbols_output ${binfile}\n"
 259 gdb_expect  {
 260     -re "^maint print msymbols $msymbols_output_re \[^\n\]*\r\n$gdb_prompt $" {
 261         send_gdb "shell ls $msymbols_output\n"
 262         gdb_expect {
 263             -re "$msymbols_output_re\r\n$gdb_prompt $" {
 264                 send_gdb "shell grep factorial $msymbols_output\n"
 265                 gdb_expect {
 266                     -re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
 267                         pass "maint print msymbols"
 268                     }
 269                     -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 270                     timeout         { fail "(timeout) maint print msymbols" }
 271                 }
 272                 gdb_test "shell rm -f $msymbols_output" ".*" \
 273                     "shell rm -f msymbols_output"
 274             }
 275             -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 276             timeout         { fail "(timeout) maint print msymbols" }
 277         }
 278     }
 279     -re ".*$gdb_prompt $"     { fail "maint print msymbols" }
 280     timeout         { fail "(timeout) maint print msymbols" }
 281 }
 282
 283 # Check that maint print msymbols allows relative pathnames
 284 set mydir [pwd]
 285 gdb_test "cd [standard_output_file {}]" \
 286     "Working directory .*\..*" \
 287     "cd to objdir"
 288
 289 gdb_test_multiple "maint print msymbols msymbols_output2 ${testfile}" "maint print msymbols" {
 290     -re "^maint print msymbols msymbols_output2 \[^\n\]*\r\n$gdb_prompt $" {
 291         gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
 292             -re "msymbols_output2\r\n$gdb_prompt $" {
 293                 gdb_test "shell grep factorial msymbols_output2" \
 294                     "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \
 295                     "maint print msymbols"
 296                 gdb_test "shell rm -f msymbols_output2" ".*"
 297             }
 298         }
 299     }
 300 }
 301 gdb_test "cd ${mydir}" \
 302     "Working directory [string_to_regexp ${mydir}]\..*" \
 303     "cd to mydir"
 304
 305 gdb_test "maint print symbols" \
 306     "Arguments missing: an output file name and an optional symbol file name" \
 307     "maint print symbols w/o args"
 308
 309
 310 # Request symbols for one particular source file so that we don't try to
 311 # dump the symbol information for the entire C library - over 500MB nowadays
 312 # for GNU libc.
 313
 314 set symbols_output [standard_output_file symbols_output]
 315 set symbols_output_re [string_to_regexp $symbols_output]
 316 send_gdb "maint print symbols $symbols_output ${srcdir}/${subdir}/${srcfile}\n"
 317 gdb_expect  {
 318     -re "^maint print symbols $symbols_output_re \[^\n\]*\r\n$gdb_prompt $" {
 319         send_gdb "shell ls $symbols_output\n"
 320         gdb_expect {
 321             -re "$symbols_output_re\r\n$gdb_prompt $" {
 322                 # See comments for `maint print psymbols'.
 323                 send_gdb "shell grep 'main(.*block' $symbols_output\n"
 324                 gdb_expect {
 325                     -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
 326                         pass "maint print symbols"
 327                     }
 328                     -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 329                     timeout         { fail "(timeout) maint print symbols" }
 330                 }
 331                 gdb_test "shell rm -f $symbols_output" ".*" \
 332                     "shell rm -f symbols_output"
 333             }
 334             -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 335             timeout         { fail "(timeout) maint print symbols" }
 336         }
 337     }
 338     -re ".*$gdb_prompt $"     { fail "maint print symbols" }
 339     timeout         { fail "(timeout) maint print symbols" }
 340 }
 341
 342 set msg "maint print type"
 343 gdb_test_multiple "maint print type argc" $msg {
 344     -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 $" {
 345         pass $msg
 346     }
 347 }
 348
 349 if [istarget "hppa*-*-11*"] {
 350     setup_xfail hppa*-*-*11* CLLbs14860
 351     gdb_test_multiple "maint print unwind &main" "maint print unwind" {
 352         -re ".*unwind_table_entry \\($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 $" {
 353             pass "maint print unwind"
 354         }
 355         -re ".*unwind_table_entry \\($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 $" {
 356             xfail "maint print unwind"
 357         }
 358     }
 359 }
 360
 361 set oldtimeout $timeout
 362 set timeout [expr $timeout + 300]
 363
 364 # It'd be nice to check for every possible section.  However, that's
 365 # problematic, since the relative ordering wanders from release to
 366 # release of the compilers.  Instead, we'll just check for two
 367 # sections which appear to always come out in the same relative
 368 # order.  (If that changes, then we should just check for one
 369 # section.)
 370 #
 371 # And by the way: This testpoint will break for PA64, where a.out's
 372 # are ELF files.
 373
 374 # Standard GNU names.
 375 set text_section ".text"
 376 set data_section ".data"
 377
 378 gdb_test_multiple "maint info sections" "maint info sections" {
 379     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
 380         # Looks like RealView which uses different section names.
 381         set text_section ER_RO
 382         set data_section ER_RW
 383         pass "maint info sections"
 384     }
 385     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
 386         # c6x doesn't have .data section.  It has .neardata and .fardata section.
 387         set data_section ".neardata"
 388         pass "maint info sections"
 389     }
 390     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" {
 391         pass "maint info sections"
 392     }
 393 }
 394
 395 # Test for new option: maint info sections <section name>
 396 # If you don't have a .text section, this will require tweaking.
 397
 398 gdb_test_multiple "maint info sections $text_section" \
 399     "maint info sections .text" {
 400         -re ".* \\.bss .*$gdb_prompt $" {
 401             fail "maint info sections .text"
 402         }
 403         -re ".* $data_section .*$gdb_prompt $" {
 404             fail "maint info sections .text"
 405         }
 406         -re ".* $text_section .*$gdb_prompt $" {
 407             pass "maint info sections .text"
 408         }
 409     }
 410
 411 # Test for new option: CODE section flag
 412 # If your data section is tagged CODE, xfail this test.
 413
 414 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
 415     -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
 416     -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
 417 }
 418
 419 # Test for new option: DATA section flag
 420 # If your text section is tagged DATA, xfail this test.
 421 #
 422 # The "maint info sections DATA" test is marked for XFAIL on Windows,
 423 # because Windows has text sections marked DATA.
 424 setup_xfail "*-*-*cygwin*"
 425 setup_xfail "*-*-*mingw*"
 426
 427 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
 428     -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
 429     -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
 430     -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
 431 }
 432
 433 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
 434
 435 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
 436     -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 $" {
 437         pass "maint info breakpoints"
 438     }
 439     -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 $" {
 440         pass "maint info breakpoints (with shlib events)"
 441     }
 442 }
 443
 444 gdb_test "maint print" \
 445     "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
 446     "maint print w/o args"
 447
 448 gdb_test "maint info" \
 449     "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
 450     "maint info w/o args"
 451
 452 gdb_test "maint" \
 453     "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
 454     "maint w/o args"
 455
 456 # Test that "main info line-table" w/o a file name shows the symtab for
 457 # $srcfile.
 458 set saw_srcfile 0
 459 set test "maint info line-table w/o a file name"
 460 gdb_test_multiple "maint info line-table" $test {
 461     -re "symtab: \[^\n\r\]+${srcfile} \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 462         set saw_srcfile 1
 463         exp_continue
 464     }
 465     -re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 466         # Match each symtab to avoid overflowing expect's buffer.
 467         exp_continue
 468     }
 469     -re "$decimal\[ \t\]+$decimal\[ \t\]+$hex\r\n" {
 470         # Line table entries can be long too:
 471         #
 472         #  INDEX    LINE ADDRESS
 473         #  0          29 0x00000000004006f6
 474         #  1          30 0x00000000004006fa
 475         #  2          31 0x0000000000400704
 476         #  3          42 0x0000000000400706
 477         #  4          43 0x0000000000400719
 478         #  5          44 0x0000000000400722
 479         #  6          45 0x0000000000400740
 480         #  (...)
 481         #  454       129 0x00007ffff7df1d28
 482         #  455         0 0x00007ffff7df1d3f
 483         #
 484         # Match each line to avoid overflowing expect's buffer.
 485         exp_continue
 486     }
 487     -re "$gdb_prompt $" {
 488         gdb_assert $saw_srcfile $test
 489     }
 490 }
 491
 492 gdb_test "maint info line-table ${srcfile}" \
 493     "symtab: \[^\n\r\]+${srcfile}.*INDEX.*LINE.*ADDRESS.*" \
 494     "maint info line-table with filename of current symtab"
 495
 496 gdb_test_no_output "maint info line-table ${srcfile2}" \
 497     "maint info line-table with filename of symtab that is not currently expanded"
 498
 499 gdb_test_no_output "maint expand-symtabs"
 500
 501 gdb_test "maint info line-table ${srcfile2}" \
 502     "symtab: \[^\n\r\]+${srcfile2}.*INDEX.*LINE.*ADDRESS.*" \
 503     "maint info line-table with filename of symtab that is not current"
 504
 505 gdb_test_no_output "maint info line-table xxx.c" \
 506     "maint info line-table with invalid filename"
 507
 508 set timeout $oldtimeout
 509
 510 #============test help on maint commands
 511
 512 gdb_test "help maint" \
 513     "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\\..*"
 514
 515 gdb_test "help maint info" \
 516     "Commands for showing internal info about the program being debugged.*unambiguous\\..*"
 517
 518 test_prefix_command_help {"maint print" "maintenance print"} {
 519     "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
 520 }
 521
 522 test_prefix_command_help {"maint" "maintenance"} {
 523     "Commands for use by GDB maintainers\\.\[\r\n\]+"
 524     "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
 525     "a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+"
 526 }
 527
 528 #set oldtimeout $timeout
 529 #set timeout [expr $timeout + 300]
 530
 531 gdb_test_multiple "maint dump-me" "maint dump-me" {
 532     -re "Should GDB dump core.*\\(y or n\\) $" {
 533         gdb_test "n" ".*" "maint dump-me"
 534     }
 535     -re "Undefined maintenance command: .*$gdb_prompt $" {
 536         # Command 'maint dump-me' is registered on non-win32 host.
 537         unsupported "maint dump-me"
 538     }
 539 }
 540
 541 send_gdb "maint internal-error\n"
 542 gdb_expect {
 543     -re "A problem internal to GDB has been detected" {
 544         pass "maint internal-error"
 545         if [gdb_internal_error_resync] {
 546             pass "internal-error resync"
 547         } else {
 548             fail "internal-error resync"
 549         }
 550     }
 551     -re ".*$gdb_prompt $" {
 552         fail "maint internal-error"
 553         untested "internal-error resync"
 554     }
 555     timeout {
 556         fail "maint internal-error (timeout)"
 557         untested "internal-error resync"
 558     }
 559 }
 560
 561 #set timeout $oldtimeout
 562
 563
 564 gdb_exit
 565 return 0