maint.exp revision 1.9
1# Copyright 1998-2020 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 49standard_testfile break.c break1.c 50 51if {[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. 58gdb_test_no_output "set height 0" 59 60# Tests that require that no program is running 61 62gdb_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. 68set saw_registers 0 69set saw_headers 0 70set test "maint print registers" 71gdb_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. 90gdb_test_no_output "mt set per on" "mt set per on for expand-symtabs" 91gdb_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 } 102gdb_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 106gdb_load ${binfile} 107 108if ![runto_main] then { 109 perror "tests suppressed" 110} 111 112# Check that 'maint info sections' output looks correct. When 113# checking the lines for each section we reject section names starting 114# with a '*' character, the internal *COM*, *UND*, *ABS*, and *IND* 115# sections should not be displayed in this output. 116set test "check maint info sections output" 117gdb_test_multiple "maint info sections" $test { 118 -re "Exec file:\r\n\[\t ]+`\[^'\]+', file type \[^.\]+\.\r\n" { 119 exp_continue 120 } 121 -re "^ \\\[\[0-9\]+\\\]\[\t \]+$hex->$hex at $hex: \[^*\r\]+\r\n" { 122 exp_continue 123 } 124 -re "^$gdb_prompt $" { 125 pass $test 126 } 127} 128 129# If we're using .gdb_index or .debug_names there will be no psymtabs. 130set have_gdb_index [ exec_has_index_section ${binfile} ] 131 132# There also won't be any psymtabs if we read the index from the index cache. 133# We can detect this by looking if the index-cache is enabled and if the number 134# of cache misses is 0. 135set index_cache_misses -1 136gdb_test_multiple "show index-cache stats" "check index cache stats" { 137 -re ".*Cache misses \\(this session\\): (\\d+)\r\n.*$gdb_prompt $" { 138 set index_cache_misses $expect_out(1,string) 139 } 140} 141 142set using_index_cache 0 143gdb_test_multiple "show index-cache" "check index cache status" { 144 -re ".*is currently disabled.\r\n$gdb_prompt $" { 145 set using_index_cache 0 146 } 147 -re ".*is currently enabled.\r\n$gdb_prompt $" { 148 set using_index_cache 1 149 } 150} 151 152if { $index_cache_misses == 0 && $using_index_cache } { 153 set have_gdb_index 1 154} 155 156# 157# this command does not produce any output 158# unless there is some problem with the symtabs and psymtabs 159# so that branch will really never be covered in this tests here!! 160# 161 162# guo: on linux this command output is huge. for some reason splitting up 163# the regexp checks works. 164# 165send_gdb "maint check-psymtabs\n" 166gdb_expect { 167 -re "^maint check-psymtabs" { 168 gdb_expect { 169 -re "$gdb_prompt $" { 170 pass "maint check-psymtabs" 171 } 172 timeout { fail "(timeout) maint check-psymtabs" } 173 } 174 } 175 -re ".*$gdb_prompt $" { fail "maint check-psymtabs" } 176 timeout { fail "(timeout) maint check-psymtabs" } 177} 178 179# This command does not produce any output unless there is some problem 180# with the symtabs, so that branch will really never be covered in the 181# tests here!! 182gdb_test_no_output "maint check-symtabs" 183 184# Test per-command stats. 185gdb_test_no_output "maint set per-command on" 186set decimal "\[0-9\]+" 187set time_fmt "${decimal}-${decimal}-${decimal} ${decimal}:${decimal}:${decimal}\\.${decimal}" 188gdb_test "pwd" \ 189 "${time_fmt} - command started\r\n.*\r\n${time_fmt} - command finished\r\nCommand 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\\)" 190gdb_test "maint set per-command off" \ 191 "${time_fmt} - command started" 192 193# The timeout value is raised, because printing all the symbols and 194# statistical information about Cygwin and Windows libraries takes a lot 195# of time. 196if [istarget "*-*-cygwin*"] { 197 set oldtimeout $timeout 198 set timeout [expr $timeout + 500] 199} 200 201send_gdb "maint print statistics\n" 202gdb_expect { 203 -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 string cache: $decimal\r\n" { 204 gdb_expect { 205 -re "$gdb_prompt $" { 206 pass "maint print statistics" 207 } 208 timeout { fail "(timeout) maint print statistics" } 209 } 210 } 211 -re ".*$gdb_prompt $" { fail "maint print statistics" } 212 timeout { fail "(timeout) maint print statistics" } 213} 214 215# There aren't any ... 216gdb_test_no_output "maint print dummy-frames" 217 218 219 220# To avoid timeouts, we avoid expects with many .* patterns that match 221# many lines. Instead, we keep track of which milestones we've seen 222# in the output, and stop when we've seen all of them. 223 224set header 0 225set psymtabs 0 226set symtabs 0 227gdb_test_multiple "maint print objfiles" "" -lbl { 228 -re "\r\nObject file.*maint($EXEEXT)?: Objfile at ${hex}" { 229 set header 1 230 exp_continue 231 } 232 -re "\r\nPsymtabs:\[\r\t \]+" { 233 set psymtabs 1 234 exp_continue 235 } 236 -re "\r\nSymtabs:\[\r\t \]+\n" { 237 set symtabs 1 238 exp_continue 239 } 240 -re " at $hex," { 241 exp_continue 242 } 243 -re -wrap "" { 244 pass $gdb_test_name 245 } 246} 247 248proc maint_pass_if {val name} { 249 if $val { pass $name } else { fail $name } 250} 251 252maint_pass_if $header "maint print objfiles: header" 253if { ! $have_gdb_index } { 254 maint_pass_if $psymtabs "maint print objfiles: psymtabs" 255} 256maint_pass_if $symtabs "maint print objfiles: symtabs" 257 258if { ! $have_gdb_index } { 259 set psymbols_output [standard_output_file psymbols_output] 260 set psymbols_output_re [string_to_regexp $psymbols_output] 261 set test_list [list \ 262 "maint print psymbols -source" \ 263 "maint print psymbols -source ${srcdir}/${subdir}/${srcfile} $psymbols_output" \ 264 "maint print psymbols -pc" \ 265 "maint print psymbols -pc main $psymbols_output"] 266 foreach { test_name command } $test_list { 267 send_gdb "$command\n" 268 gdb_expect { 269 -re "^maint print psymbols \[^\n\]*\r\n$gdb_prompt $" { 270 send_gdb "shell ls $psymbols_output\n" 271 gdb_expect { 272 -re "$psymbols_output_re\r\n$gdb_prompt $" { 273 # We want this grep to be as specific as possible, 274 # so it's less likely to match symbol file names in 275 # psymbols_output. Yes, this actually happened; 276 # poor expect got tons of output, and timed out 277 # trying to match it. --- Jim Blandy <jimb@cygnus.com> 278 send_gdb "shell grep 'main.*function' $psymbols_output\n" 279 gdb_expect { 280 -re ".main., function, $hex.*$gdb_prompt $" { 281 pass "$test_name 1" 282 } 283 -re ".*main. .., function, $hex.*$gdb_prompt $" { 284 pass "$test_name 2" 285 } 286 -re ".*$gdb_prompt $" { fail "$test_name" } 287 timeout { fail "$test_name (timeout)" } 288 } 289 gdb_test "shell rm -f $psymbols_output" ".*" \ 290 "${test_name}: shell rm -f psymbols_output" 291 } 292 -re ".*$gdb_prompt $" { fail "$test_name" } 293 timeout { fail "$test_name (timeout)" } 294 } 295 } 296 -re ".*$gdb_prompt $" { fail "$test_name" } 297 timeout { fail "$test_name (timeout)" } 298 } 299 } 300} 301 302 303set msymbols_output [standard_output_file msymbols_output] 304set msymbols_output_re [string_to_regexp $msymbols_output] 305send_gdb "maint print msymbols -objfile ${binfile} $msymbols_output\n" 306gdb_expect { 307 -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" { 308 send_gdb "shell ls $msymbols_output\n" 309 gdb_expect { 310 -re "$msymbols_output_re\r\n$gdb_prompt $" { 311 gdb_test "shell grep factorial $msymbols_output" \ 312 "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \ 313 "maint print msymbols, absolute pathname" 314 gdb_test "shell rm -f $msymbols_output" ".*" \ 315 "shell rm -f msymbols_output" 316 } 317 -re ".*$gdb_prompt $" { fail "maint print msymbols" } 318 timeout { fail "maint print msymbols (timeout)" } 319 } 320 } 321 -re ".*$gdb_prompt $" { fail "maint print msymbols" } 322 timeout { fail "maint print msymbols (timeout)" } 323} 324 325# Check that maint print msymbols allows relative pathnames 326set mydir [pwd] 327gdb_test "cd [standard_output_file {}]" \ 328 "Working directory .*\..*" \ 329 "cd to objdir" 330 331gdb_test_multiple "maint print msymbols -objfile ${testfile} msymbols_output2" "maint print msymbols" { 332 -re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" { 333 gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" { 334 -re "msymbols_output2\r\n$gdb_prompt $" { 335 gdb_test "shell grep factorial msymbols_output2" \ 336 "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \ 337 "maint print msymbols, relative pathname" 338 gdb_test "shell rm -f msymbols_output2" ".*" 339 } 340 } 341 } 342} 343gdb_test "cd ${mydir}" \ 344 "Working directory [string_to_regexp ${mydir}]\..*" \ 345 "cd to mydir" 346 347 348# Request symbols for one particular source file so that we don't try to 349# dump the symbol information for the entire C library - over 500MB nowadays 350# for GNU libc. 351 352set symbols_output [standard_output_file symbols_output] 353set symbols_output_re [string_to_regexp $symbols_output] 354set test_list [list \ 355 "maint print symbols -source" \ 356 "maint print symbols -source ${srcdir}/${subdir}/${srcfile} $symbols_output" \ 357 "maint print symbols -pc" \ 358 "maint print symbols -pc main $symbols_output"] 359foreach { test_name command } $test_list { 360 send_gdb "$command\n" 361 gdb_expect { 362 -re "^maint print symbols \[^\n\]*\r\n$gdb_prompt $" { 363 send_gdb "shell ls $symbols_output\n" 364 gdb_expect { 365 -re "$symbols_output_re\r\n$gdb_prompt $" { 366 # See comments for `maint print psymbols'. 367 send_gdb "shell grep 'main(.*block' $symbols_output\n" 368 gdb_expect { 369 -re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" { 370 pass "$test_name" 371 } 372 -re ".*$gdb_prompt $" { fail "$test_name" } 373 timeout { fail "$test_name (timeout)" } 374 } 375 gdb_test "shell rm -f $symbols_output" ".*" \ 376 "$test_name: shell rm -f symbols_output" 377 } 378 -re ".*$gdb_prompt $" { fail "$test_name" } 379 timeout { fail "$test_name (timeout)" } 380 } 381 } 382 -re ".*$gdb_prompt $" { fail "$test_name" } 383 timeout { fail "$test_name (timeout)" } 384 } 385} 386 387set msg "maint print type" 388gdb_test_multiple "maint print type argc" $msg { 389 -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 $" { 390 pass $msg 391 } 392} 393 394if [istarget "hppa*-*-11*"] { 395 setup_xfail hppa*-*-*11* CLLbs14860 396 gdb_test_multiple "maint print unwind &main" "maint print unwind" { 397 -re ".*unwind_table_entry \\($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 $" { 398 pass "maint print unwind" 399 } 400 -re ".*unwind_table_entry \\($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 $" { 401 xfail "maint print unwind" 402 } 403 } 404} 405 406set oldtimeout $timeout 407set timeout [expr $timeout + 300] 408 409# It'd be nice to check for every possible section. However, that's 410# problematic, since the relative ordering wanders from release to 411# release of the compilers. Instead, we'll just check for two 412# sections which appear to always come out in the same relative 413# order. (If that changes, then we should just check for one 414# section.) 415# 416# And by the way: This testpoint will break for PA64, where a.out's 417# are ELF files. 418 419# Standard GNU names. 420set text_section ".text" 421set data_section ".data" 422 423gdb_test_multiple "maint info sections" "maint info sections" { 424 -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" { 425 # Looks like RealView which uses different section names. 426 set text_section ER_RO 427 set data_section ER_RW 428 pass "maint info sections" 429 } 430 -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" { 431 # c6x doesn't have .data section. It has .neardata and .fardata section. 432 set data_section ".neardata" 433 pass "maint info sections" 434 } 435 -re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" { 436 pass "maint info sections" 437 } 438} 439 440# Test for new option: maint info sections <section name> 441# If you don't have a .text section, this will require tweaking. 442 443gdb_test_multiple "maint info sections $text_section" \ 444 "maint info sections .text" { 445 -re ".* \\.bss .*$gdb_prompt $" { 446 fail "maint info sections .text" 447 } 448 -re ".* $data_section .*$gdb_prompt $" { 449 fail "maint info sections .text" 450 } 451 -re ".* $text_section .*$gdb_prompt $" { 452 pass "maint info sections .text" 453 } 454 } 455 456# Test for new option: CODE section flag 457# If your data section is tagged CODE, xfail this test. 458 459gdb_test_multiple "maint info sections CODE" "maint info sections CODE" { 460 -re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" } 461 -re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" } 462} 463 464# Test for new option: DATA section flag 465# If your text section is tagged DATA, xfail this test. 466# 467# The "maint info sections DATA" test is marked for XFAIL on Windows, 468# because Windows has text sections marked DATA. 469setup_xfail "*-*-*cygwin*" 470setup_xfail "*-*-*mingw*" 471 472gdb_test_multiple "maint info sections DATA" "maint info sections DATA" { 473 -re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" } 474 -re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" } 475 -re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" } 476} 477 478set bp_location6 [gdb_get_line_number "set breakpoint 6 here"] 479 480gdb_test_multiple "maint info breakpoints" "maint info breakpoints" { 481 -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 $" { 482 pass "maint info breakpoints" 483 } 484 -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 $" { 485 pass "maint info breakpoints (with shlib events)" 486 } 487} 488 489gdb_test "maint print" \ 490 "List.*unambiguous\\..*" \ 491 "maint print w/o args" 492 493gdb_test "maint info" \ 494 "List.*unambiguous\\..*" \ 495 "maint info w/o args" 496 497gdb_test "maint" \ 498 "List.*unambiguous\\..*" \ 499 "maint w/o args" 500 501# Test that "main info line-table" w/o a file name shows the symtab for 502# $srcfile. 503set saw_srcfile 0 504gdb_test_multiple "maint info line-table" \ 505 "maint info line-table w/o a file name" { 506 -re "symtab: \[^\n\r\]+${srcfile} \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" { 507 set saw_srcfile 1 508 exp_continue 509 } 510 -re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" { 511 # Match each symtab to avoid overflowing expect's buffer. 512 exp_continue 513 } 514 -re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) 0x0\\):\r\nNo line table.\r\n" { 515 # For symtabs with no linetable. 516 exp_continue 517 } 518 -re "^$decimal\[ \t\]+$decimal\[ \t\]+$hex\r\n" { 519 # Line table entries can be long too: 520 # 521 # INDEX LINE ADDRESS 522 # 0 29 0x00000000004006f6 523 # 1 30 0x00000000004006fa 524 # 2 31 0x0000000000400704 525 # 3 42 0x0000000000400706 526 # 4 43 0x0000000000400719 527 # 5 44 0x0000000000400722 528 # 6 45 0x0000000000400740 529 # (...) 530 # 454 129 0x00007ffff7df1d28 531 # 455 END 0x00007ffff7df1d3f 532 # 533 # Match each line to avoid overflowing expect's buffer. 534 exp_continue 535 } 536 -re "^$decimal\[ \t\]+END\[ \t\]+$hex\r\n" { 537 # Matches an end marker in the above. 538 exp_continue 539 } 540 -re "^$gdb_prompt $" { 541 gdb_assert $saw_srcfile $gdb_test_name 542 } 543} 544 545gdb_test "maint info line-table ${srcfile}" \ 546 "symtab: \[^\n\r\]+${srcfile}.*INDEX.*LINE.*ADDRESS.*" \ 547 "maint info line-table with filename of current symtab" 548 549gdb_test_no_output "maint info line-table ${srcfile2}" \ 550 "maint info line-table with filename of symtab that is not currently expanded" 551 552gdb_test_no_output "maint expand-symtabs" 553 554gdb_test "maint info line-table ${srcfile2}" \ 555 "symtab: \[^\n\r\]+${srcfile2}.*INDEX.*LINE.*ADDRESS.*" \ 556 "maint info line-table with filename of symtab that is not current" 557 558gdb_test_no_output "maint info line-table xxx.c" \ 559 "maint info line-table with invalid filename" 560 561set timeout $oldtimeout 562 563# Just check that the DWARF unwinders control flag is visible. 564gdb_test "maint show dwarf unwinders" \ 565 "The DWARF stack unwinders are currently (on|off)\\." 566 567#============test help on maint commands 568 569test_prefix_command_help {"maint info" "maintenance info"} { 570 "Commands for showing internal info about the program being debugged\\.\[\r\n\]+" 571} 572 573test_prefix_command_help {"maint print" "maintenance print"} { 574 "Maintenance command for printing GDB internal state\\.\[\r\n\]+" 575} 576 577test_prefix_command_help {"maint" "maintenance"} { 578 "Commands for use by GDB maintainers\\.\[\r\n\]+" 579 "Includes commands to dump specific internal GDB structures in\[\r\n\]+" 580 "a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+" 581} 582 583#set oldtimeout $timeout 584#set timeout [expr $timeout + 300] 585 586gdb_test_multiple "maint dump-me" "maint dump-me" { 587 -re "Should GDB dump core.*\\(y or n\\) $" { 588 gdb_test "n" ".*" "maint dump-me" 589 } 590 -re "Undefined maintenance command: .*$gdb_prompt $" { 591 # Command 'maint dump-me' is registered on non-win32 host. 592 unsupported "maint dump-me" 593 } 594} 595 596send_gdb "maint internal-error\n" 597gdb_expect { 598 -re "A problem internal to GDB has been detected" { 599 pass "maint internal-error" 600 if [gdb_internal_error_resync] { 601 pass "internal-error resync" 602 } else { 603 fail "internal-error resync" 604 } 605 } 606 -re ".*$gdb_prompt $" { 607 fail "maint internal-error" 608 untested "internal-error resync" 609 } 610 timeout { 611 fail "maint internal-error (timeout)" 612 untested "internal-error resync" 613 } 614} 615 616#set timeout $oldtimeout 617 618# Test that the commands work without an argument. For this test, we 619# don't need an inferior loaded/running. See PR gdb/21164. 620gdb_exit 621gdb_start 622gdb_test_no_output "maint print symbols" 623gdb_test_no_output "maint print msymbols" 624gdb_test_no_output "maint print psymbols" 625 626gdb_exit 627return 0 628