gdb/testsuite/gdb.base/maint.exp

   1 # Copyright 1998-2018 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 "failed to prepare" $testfile \
  52          [list $srcfile $srcfile2] {debug nowarnings}]} {
  53     return -1
  54 }
  55
  56 # The commands we test here produce many lines of output; disable "press
  57 # <return> to continue" prompts.
  58 gdb_test_no_output "set height 0"
  59
  60 # Tests that require that no program is running
  61
  62 gdb_file_cmd ${binfile}
  63
  64 # Test for a regression where this command would internal-error if the
  65 # program wasn't running.  If there's a lot of registers then this
  66 # might overflow expect's buffers, so process the output line at a
  67 # time.
  68 set saw_registers 0
  69 set saw_headers 0
  70 set test "maint print registers"
  71 gdb_test_multiple $test $test {
  72     -re "\[^\r\n\]+Name\[^\r\n\]+Nr\[^\r\n\]+Rel\[^\r\n\]+Offset\[^\r\n\]+Size\[^\r\n\]+Type\[^\r\n\]+\[\r\n\]+" {
  73         set saw_headers 1
  74         exp_continue
  75     }
  76     -re "^\[^\r\n\]+\[0-9\]+\[^\r\n\]+\[0-9\]+\[^\r\n\]+\[0-9\]+\[^\r\n\]+\[0-9\]+\[^\r\n\]+\[\r\n\]+" {
  77         set saw_registers 1
  78         exp_continue
  79     }
  80     -re "^\\*\[0-9\]+\[^\r\n\]+\[\r\n\]+" {
  81         exp_continue
  82     }
  83     -re "$gdb_prompt $" {
  84         gdb_assert { $saw_registers && $saw_headers } $test
  85     }
  86 }
  87
  88 # Test "mt expand-symtabs" here as it's easier to verify before we
  89 # run the program.
  90 gdb_test_no_output "mt set per on" "mt set per on for expand-symtabs"
  91 gdb_test_multiple "mt expand-symtabs $subdir/break\[.\]c$" \
  92     "mt expand-symtabs" {
  93         -re "#compunits: (1|2) \\(\[+\](0|1|2)\\),.*$gdb_prompt $" {
  94             # This should expand at most two primary symtabs.
  95             # "Normally" it will not expand any, because the symtab
  96             # holding "main" will already have been expanded, but if the
  97             # file is compiled with -fdebug-types-section then a second primary
  98             # symtab for break.c will be created for any types.
  99             pass "mt expand-symtabs"
 100         }
 101     }
 102 gdb_test "mt set per off" ".*" "mt set per off for expand-symtabs"
 103
 104 # Tests that can or should be done with a running program
 105
 106 gdb_load ${binfile}
 107
 108 if ![runto_main] then {
 109         perror "tests suppressed"
 110 }
 111
 112 # If we're using .gdb_index or .debug_names there will be no psymtabs.
 113 set have_gdb_index 0
 114 gdb_test_multiple "maint info sections .gdb_index .debug_names" "check for .gdb_index" {
 115     -re ": \\.gdb_index .*\r\n$gdb_prompt $" {
 116         set have_gdb_index 1
 117     }
 118     -re ": \\.debug_names .*\r\n$gdb_prompt $" {
 119         set have_gdb_index 1
 120     }
 121     -re ".*$gdb_prompt $" {
 122         ;# Nothing to do, present to avoid a FAIL.
 123     }
 124 }
 125
 126 #
 127 # this command does not produce any output
 128 # unless there is some problem with the symtabs and psymtabs
 129 # so that branch will really never be covered in this tests here!!
 130 #
 131
 132 # guo: on linux this command output is huge.  for some reason splitting up
 133 # the regexp checks works.
 134 #
 135 send_gdb "maint check-psymtabs\n"
 136 gdb_expect  {
 137     -re "^maint check-psymtabs" {
 138         gdb_expect {
 139             -re "$gdb_prompt $" {
 140                 pass "maint check-psymtabs"
 141             }
 142             timeout { fail "(timeout) maint check-psymtabs" }
 143         }
 144     }
 145     -re ".*$gdb_prompt $"     { fail "maint check-psymtabs" }
 146     timeout         { fail "(timeout) maint check-psymtabs" }
 147 }
 148
 149 # This command does not produce any output unless there is some problem
 150 # with the symtabs, so that branch will really never be covered in the
 151 # tests here!!
 152 gdb_test_no_output "maint check-symtabs"
 153
 154 # Test per-command stats.
 155 gdb_test_no_output "maint set per-command on"
 156 gdb_test "pwd" \
 157     "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\\)"
 158 gdb_test_no_output "maint set per-command off"
 159
 160 # The timeout value is raised, because printing all the symbols and
 161 # statistical information about Cygwin and Windows libraries takes a lot
 162 # of time.
 163 if [istarget "*-*-cygwin*"] {
 164         set oldtimeout $timeout
 165         set timeout [expr $timeout + 500]
 166 }
 167
 168 send_gdb "maint print statistics\n"
 169 gdb_expect  {
 170     -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: $decimal\r\n" {
 171         gdb_expect {
 172             -re "$gdb_prompt $" {
 173                 pass "maint print statistics"
 174             }
 175             timeout { fail "(timeout) maint print statistics" }
 176         }
 177     }
 178     -re ".*$gdb_prompt $"     { fail "maint print statistics" }
 179     timeout         { fail "(timeout) maint print statistics" }
 180 }
 181
 182 # There aren't any ...
 183 gdb_test_no_output "maint print dummy-frames"
 184
 185 send_gdb "maint print objfiles\n"
 186
 187 # To avoid timeouts, we avoid expects with many .* patterns that match
 188 # many lines.  Instead, we keep track of which milestones we've seen
 189 # in the output, and stop when we've seen all of them.
 190
 191 set header 0
 192 set psymtabs 0
 193 set symtabs 0
 194 set keep_looking 1
 195
 196 while {$keep_looking} {
 197     gdb_expect  {
 198
 199         -re "\r\n" {
 200             set output $expect_out(buffer)
 201             if {[regexp ".*Object file.*maint($EXEEXT)?:  Objfile at ${hex}" $output]} {
 202                 set header 1
 203             }
 204             if {[regexp ".*Psymtabs:\[\r\t \]+\n" $output]} {
 205                 set psymtabs 1
 206             }
 207             if {[regexp ".*Symtabs:\[\r\t \]+\n" $output]} {
 208                 set symtabs 1
 209             }
 210         }
 211
 212         -re ".*$gdb_prompt $" {
 213             set keep_looking 0
 214         }
 215         timeout {
 216             fail "(timeout) maint print objfiles"
 217             set keep_looking 0
 218         }
 219     }
 220 }
 221
 222 proc maint_pass_if {val name} {
 223     if $val { pass $name } else { fail $name }
 224 }
 225
 226 maint_pass_if $header   "maint print objfiles: header"
 227 if { ! $have_gdb_index } {
 228     maint_pass_if $psymtabs "maint print objfiles: psymtabs"
 229 }
 230 maint_pass_if $symtabs  "maint print objfiles: symtabs"
 231
 232 if { ! $have_gdb_index } {
 233     set psymbols_output [standard_output_file psymbols_output]
 234     set psymbols_output_re [string_to_regexp $psymbols_output]
 235     set test_list [list \
 236                        "maint print psymbols -source" \
 237                        "maint print psymbols -source ${srcdir}/${subdir}/${srcfile} $psymbols_output" \
 238                        "maint print psymbols -pc" \
 239                        "maint print psymbols -pc main $psymbols_output"]
 240     foreach { test_name command } $test_list {
 241         send_gdb "$command\n"
 242             gdb_expect  {
 243                 -re "^maint print psymbols \[^\n\]*\r\n$gdb_prompt $" {
 244                     send_gdb "shell ls $psymbols_output\n"
 245                     gdb_expect {
 246                         -re "$psymbols_output_re\r\n$gdb_prompt $" {
 247                             # We want this grep to be as specific as possible,
 248                             # so it's less likely to match symbol file names in
 249                             # psymbols_output.  Yes, this actually happened;
 250                             # poor expect got tons of output, and timed out
 251                             # trying to match it.   --- Jim Blandy <jimb@cygnus.com>
 252                             send_gdb "shell grep 'main.*function' $psymbols_output\n"
 253                             gdb_expect {
 254                                 -re ".main., function, $hex.*$gdb_prompt $" {
 255                                     pass "$test_name 1"
 256                                 }
 257                                 -re ".*main.  .., function, $hex.*$gdb_prompt $" {
 258                                     pass "$test_name 2"
 259                                 }
 260                                 -re ".*$gdb_prompt $" { fail "$test_name" }
 261                                 timeout { fail "$test_name (timeout)" }
 262                             }
 263                             gdb_test "shell rm -f $psymbols_output" ".*" \
 264                                 "${test_name}: shell rm -f psymbols_output"
 265                         }
 266                         -re ".*$gdb_prompt $" { fail "$test_name" }
 267                         timeout { fail "$test_name (timeout)" }
 268                     }
 269                 }
 270                 -re ".*$gdb_prompt $" { fail "$test_name" }
 271                 timeout { fail "$test_name (timeout)" }
 272             }
 273     }
 274 }
 275
 276
 277 set msymbols_output [standard_output_file msymbols_output]
 278 set msymbols_output_re [string_to_regexp $msymbols_output]
 279 send_gdb "maint print msymbols -objfile ${binfile} $msymbols_output\n"
 280 gdb_expect  {
 281     -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
 282         send_gdb "shell ls $msymbols_output\n"
 283         gdb_expect {
 284             -re "$msymbols_output_re\r\n$gdb_prompt $" {
 285                 gdb_test "shell grep factorial $msymbols_output" \
 286                     "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \
 287                     "maint print msymbols, absolute pathname"
 288                 gdb_test "shell rm -f $msymbols_output" ".*" \
 289                     "shell rm -f msymbols_output"
 290             }
 291             -re ".*$gdb_prompt $" { fail "maint print msymbols" }
 292             timeout { fail "maint print msymbols (timeout)" }
 293         }
 294     }
 295     -re ".*$gdb_prompt $" { fail "maint print msymbols" }
 296     timeout { fail "maint print msymbols (timeout)" }
 297 }
 298
 299 # Check that maint print msymbols allows relative pathnames
 300 set mydir [pwd]
 301 gdb_test "cd [standard_output_file {}]" \
 302     "Working directory .*\..*" \
 303     "cd to objdir"
 304
 305 gdb_test_multiple "maint print msymbols -objfile ${testfile} msymbols_output2" "maint print msymbols" {
 306     -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
 307         gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
 308             -re "msymbols_output2\r\n$gdb_prompt $" {
 309                 gdb_test "shell grep factorial msymbols_output2" \
 310                     "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \
 311                     "maint print msymbols, relative pathname"
 312                 gdb_test "shell rm -f msymbols_output2" ".*"
 313             }
 314         }
 315     }
 316 }
 317 gdb_test "cd ${mydir}" \
 318     "Working directory [string_to_regexp ${mydir}]\..*" \
 319     "cd to mydir"
 320
 321
 322 # Request symbols for one particular source file so that we don't try to
 323 # dump the symbol information for the entire C library - over 500MB nowadays
 324 # for GNU libc.
 325
 326 set symbols_output [standard_output_file symbols_output]
 327 set symbols_output_re [string_to_regexp $symbols_output]
 328 set test_list [list \
 329                    "maint print symbols -source" \
 330                    "maint print symbols -source ${srcdir}/${subdir}/${srcfile} $symbols_output" \
 331                    "maint print symbols -pc" \
 332                    "maint print symbols -pc main $symbols_output"]
 333 foreach { test_name command } $test_list {
 334     send_gdb "$command\n"
 335     gdb_expect {
 336         -re "^maint print symbols \[^\n\]*\r\n$gdb_prompt $" {
 337             send_gdb "shell ls $symbols_output\n"
 338             gdb_expect {
 339                 -re "$symbols_output_re\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 $" {
 344                             pass "$test_name"
 345                         }
 346                         -re ".*$gdb_prompt $" { fail "$test_name" }
 347                         timeout { fail "$test_name (timeout)" }
 348                     }
 349                     gdb_test "shell rm -f $symbols_output" ".*" \
 350                         "$test_name: shell rm -f symbols_output"
 351                 }
 352                 -re ".*$gdb_prompt $" { fail "$test_name" }
 353                 timeout { fail "$test_name (timeout)" }
 354             }
 355         }
 356         -re ".*$gdb_prompt $" { fail "$test_name" }
 357         timeout { fail "$test_name (timeout)" }
 358     }
 359 }
 360
 361 set msg "maint print type"
 362 gdb_test_multiple "maint print type argc" $msg {
 363     -re "type node $hex\r\nname .int. \\($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 $" {
 364         pass $msg
 365     }
 366 }
 367
 368 if [istarget "hppa*-*-11*"] {
 369     setup_xfail hppa*-*-*11* CLLbs14860
 370     gdb_test_multiple "maint print unwind &main" "maint print unwind" {
 371         -re ".*unwind_table_entry \\($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 $" {
 372             pass "maint print unwind"
 373         }
 374         -re ".*unwind_table_entry \\($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 $" {
 375             xfail "maint print unwind"
 376         }
 377     }
 378 }
 379
 380 set oldtimeout $timeout
 381 set timeout [expr $timeout + 300]
 382
 383 # It'd be nice to check for every possible section.  However, that's
 384 # problematic, since the relative ordering wanders from release to
 385 # release of the compilers.  Instead, we'll just check for two
 386 # sections which appear to always come out in the same relative
 387 # order.  (If that changes, then we should just check for one
 388 # section.)
 389 #
 390 # And by the way: This testpoint will break for PA64, where a.out's
 391 # are ELF files.
 392
 393 # Standard GNU names.
 394 set text_section ".text"
 395 set data_section ".data"
 396
 397 gdb_test_multiple "maint info sections" "maint info sections" {
 398     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
 399         # Looks like RealView which uses different section names.
 400         set text_section ER_RO
 401         set data_section ER_RW
 402         pass "maint info sections"
 403     }
 404     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
 405         # c6x doesn't have .data section.  It has .neardata and .fardata section.
 406         set data_section ".neardata"
 407         pass "maint info sections"
 408     }
 409     -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" {
 410         pass "maint info sections"
 411     }
 412 }
 413
 414 # Test for new option: maint info sections <section name>
 415 # If you don't have a .text section, this will require tweaking.
 416
 417 gdb_test_multiple "maint info sections $text_section" \
 418     "maint info sections .text" {
 419         -re ".* \\.bss .*$gdb_prompt $" {
 420             fail "maint info sections .text"
 421         }
 422         -re ".* $data_section .*$gdb_prompt $" {
 423             fail "maint info sections .text"
 424         }
 425         -re ".* $text_section .*$gdb_prompt $" {
 426             pass "maint info sections .text"
 427         }
 428     }
 429
 430 # Test for new option: CODE section flag
 431 # If your data section is tagged CODE, xfail this test.
 432
 433 gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
 434     -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
 435     -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
 436 }
 437
 438 # Test for new option: DATA section flag
 439 # If your text section is tagged DATA, xfail this test.
 440 #
 441 # The "maint info sections DATA" test is marked for XFAIL on Windows,
 442 # because Windows has text sections marked DATA.
 443 setup_xfail "*-*-*cygwin*"
 444 setup_xfail "*-*-*mingw*"
 445
 446 gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
 447     -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
 448     -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
 449     -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
 450 }
 451
 452 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
 453
 454 gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
 455     -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 $" {
 456         pass "maint info breakpoints"
 457     }
 458     -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 $" {
 459         pass "maint info breakpoints (with shlib events)"
 460     }
 461 }
 462
 463 gdb_test "maint print" \
 464     "\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
 465     "maint print w/o args"
 466
 467 gdb_test "maint info" \
 468     "\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
 469     "maint info w/o args"
 470
 471 gdb_test "maint" \
 472     "\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
 473     "maint w/o args"
 474
 475 # Test that "main info line-table" w/o a file name shows the symtab for
 476 # $srcfile.
 477 set saw_srcfile 0
 478 set test "maint info line-table w/o a file name"
 479 gdb_test_multiple "maint info line-table" $test {
 480     -re "symtab: \[^\n\r\]+${srcfile} \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 481         set saw_srcfile 1
 482         exp_continue
 483     }
 484     -re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
 485         # Match each symtab to avoid overflowing expect's buffer.
 486         exp_continue
 487     }
 488     -re "$decimal\[ \t\]+$decimal\[ \t\]+$hex\r\n" {
 489         # Line table entries can be long too:
 490         #
 491         #  INDEX    LINE ADDRESS
 492         #  0          29 0x00000000004006f6
 493         #  1          30 0x00000000004006fa
 494         #  2          31 0x0000000000400704
 495         #  3          42 0x0000000000400706
 496         #  4          43 0x0000000000400719
 497         #  5          44 0x0000000000400722
 498         #  6          45 0x0000000000400740
 499         #  (...)
 500         #  454       129 0x00007ffff7df1d28
 501         #  455         0 0x00007ffff7df1d3f
 502         #
 503         # Match each line to avoid overflowing expect's buffer.
 504         exp_continue
 505     }
 506     -re "$gdb_prompt $" {
 507         gdb_assert $saw_srcfile $test
 508     }
 509 }
 510
 511 gdb_test "maint info line-table ${srcfile}" \
 512     "symtab: \[^\n\r\]+${srcfile}.*INDEX.*LINE.*ADDRESS.*" \
 513     "maint info line-table with filename of current symtab"
 514
 515 gdb_test_no_output "maint info line-table ${srcfile2}" \
 516     "maint info line-table with filename of symtab that is not currently expanded"
 517
 518 gdb_test_no_output "maint expand-symtabs"
 519
 520 gdb_test "maint info line-table ${srcfile2}" \
 521     "symtab: \[^\n\r\]+${srcfile2}.*INDEX.*LINE.*ADDRESS.*" \
 522     "maint info line-table with filename of symtab that is not current"
 523
 524 gdb_test_no_output "maint info line-table xxx.c" \
 525     "maint info line-table with invalid filename"
 526
 527 set timeout $oldtimeout
 528
 529 #============test help on maint commands
 530
 531 test_prefix_command_help {"maint info" "maintenance info"} {
 532     "Commands for showing internal info about the program being debugged\\.\[\r\n\]+"
 533 }
 534
 535 test_prefix_command_help {"maint print" "maintenance print"} {
 536     "Maintenance command for printing GDB internal state\\.\[\r\n\]+"
 537 }
 538
 539 test_prefix_command_help {"maint" "maintenance"} {
 540     "Commands for use by GDB maintainers\\.\[\r\n\]+"
 541     "Includes commands to dump specific internal GDB structures in\[\r\n\]+"
 542     "a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+"
 543 }
 544
 545 #set oldtimeout $timeout
 546 #set timeout [expr $timeout + 300]
 547
 548 gdb_test_multiple "maint dump-me" "maint dump-me" {
 549     -re "Should GDB dump core.*\\(y or n\\) $" {
 550         gdb_test "n" ".*" "maint dump-me"
 551     }
 552     -re "Undefined maintenance command: .*$gdb_prompt $" {
 553         # Command 'maint dump-me' is registered on non-win32 host.
 554         unsupported "maint dump-me"
 555     }
 556 }
 557
 558 send_gdb "maint internal-error\n"
 559 gdb_expect {
 560     -re "A problem internal to GDB has been detected" {
 561         pass "maint internal-error"
 562         if [gdb_internal_error_resync] {
 563             pass "internal-error resync"
 564         } else {
 565             fail "internal-error resync"
 566         }
 567     }
 568     -re ".*$gdb_prompt $" {
 569         fail "maint internal-error"
 570         untested "internal-error resync"
 571     }
 572     timeout {
 573         fail "maint internal-error (timeout)"
 574         untested "internal-error resync"
 575     }
 576 }
 577
 578 #set timeout $oldtimeout
 579
 580 # Test that the commands work without an argument.  For this test, we
 581 # don't need an inferior loaded/running.  See PR gdb/21164.
 582 gdb_exit
 583 gdb_start
 584 gdb_test_no_output "maint print symbols"
 585 gdb_test_no_output "maint print msymbols"
 586 gdb_test_no_output "maint print psymbols"
 587
 588 gdb_exit
 589 return 0