1 # Copyright 1988, 1990-1992, 1994-2000, 2002-2004, 2007-2012 Free
2 # Software Foundation, Inc.
4 # This program is free software; you can redistribute it and/or modify
5 # it under the terms of the GNU General Public License as published by
6 # the Free Software Foundation; either version 3 of the License, or
7 # (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 # Based on break.exp, written by Rob Savoye. (rob@cygnus.com)
18 # Modified to test gdb's handling of separate debug info files.
19 # Modified to test gdb's handling of a debug-id retrieval.
21 # This file has two parts. The first is testing that gdb behaves
22 # normally after reading in an executable and its corresponding
23 # separate debug file. The second moves the .debug file to a different
24 # location and tests the "set debug-file-directory" command.
25 # The third is for testing build-id retrievel by finding the separate
26 # ".debug-id/ab/cdef.debug" file.
30 # test running programs
33 set testfile "sepdebug"
34 set srcfile ${testfile}.c
35 set binfile ${objdir}/${subdir}/${testfile}${EXEEXT}
37 if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
42 # Note: the procedure gdb_gnu_strip_debug will produce an executable called
43 # ${binfile}, which is just like the executable ($binfile) but without
44 # the debuginfo. Instead $binfile has a .gnudebuglink section which contains
45 # the name of a debuginfo only file. This file will be stored in the
46 # gdb.base/ subdirectory.
48 if [gdb_gnu_strip_debug $binfile] {
49 # check that you have a recent version of strip and objcopy installed
50 unsupported "cannot produce separate debug info files"
56 gdb_reinitialize_dir $srcdir/$subdir
58 if { $gdb_file_cmd_debug_info != "debug" } then {
59 fail "No debug information found."
63 # test simple breakpoint setting commands
67 # test break at function
69 gdb_test "break main" \
70 "Breakpoint.*at.* file .*$srcfile, line.*" \
74 # test break at quoted function
76 gdb_test "break \"marker2\"" \
77 "Breakpoint.*at.* file .*$srcfile, line.*" \
78 "breakpoint quoted function"
81 # test break at function in file
83 gdb_test "break $srcfile:factorial" \
84 "Breakpoint.*at.* file .*$srcfile, line.*" \
85 "breakpoint function in file"
87 set bp_location1 [gdb_get_line_number "set breakpoint 1 here"]
90 # test break at line number
92 # Note that the default source file is the last one whose source text
93 # was printed. For native debugging, before we've executed the
94 # program, this is the file containing main, but for remote debugging,
95 # it's wherever the processor was stopped when we connected to the
96 # board. So, to be sure, we do a list command.
98 gdb_test "list main" \
99 ".*main \\(argc, argv, envp\\).*" \
100 "use `list' to establish default source file"
101 gdb_test "break $bp_location1" \
102 "Breakpoint.*at.* file .*$srcfile, line $bp_location1\\." \
103 "breakpoint line number"
106 # test duplicate breakpoint
108 gdb_test "break $bp_location1" \
109 "Note: breakpoint \[0-9\]+ also set at pc.*Breakpoint \[0-9\]+ at.* file .*$srcfile, line $bp_location1\\." \
110 "breakpoint duplicate"
112 set bp_location2 [gdb_get_line_number "set breakpoint 2 here"]
115 # test break at line number in file
117 gdb_test "break $srcfile:$bp_location2" \
118 "Breakpoint.*at.* file .*$srcfile, line $bp_location2\\." \
119 "breakpoint line number in file"
121 set bp_location3 [gdb_get_line_number "set breakpoint 3 here"]
122 set bp_location4 [gdb_get_line_number "set breakpoint 4 here"]
125 # Test putting a break at the start of a multi-line if conditional.
126 # Verify the breakpoint was put at the start of the conditional.
128 gdb_test "break multi_line_if_conditional" \
129 "Breakpoint.*at.* file .*$srcfile, line $bp_location3\\." \
130 "breakpoint at start of multi line if conditional"
132 gdb_test "break multi_line_while_conditional" \
133 "Breakpoint.*at.* file .*$srcfile, line $bp_location4\\." \
134 "breakpoint at start of multi line while conditional"
136 set bp_location5 [gdb_get_line_number "set breakpoint 5 here"]
137 set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
139 set main_line $bp_location6
141 set bp_location7 [gdb_get_line_number "set breakpoint 7 here"]
142 set bp_location8 [gdb_get_line_number "set breakpoint 8 here"]
143 set bp_location9 [gdb_get_line_number "set breakpoint 9 here"]
145 gdb_test "info break" \
146 "Num Type\[ \]+Disp Enb Address\[ \]+What.*
147 \[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:$main_line.*
148 \[0-9\]+\[\t \]+breakpoint keep y.* in marker2 at .*$srcfile:($bp_location8|$bp_location9).*
149 \[0-9\]+\[\t \]+breakpoint keep y.* in factorial at .*$srcfile:$bp_location7.*
150 \[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:$bp_location1.*
151 \[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:$bp_location1.*
152 \[0-9\]+\[\t \]+breakpoint keep y.* in main at .*$srcfile:$bp_location2.*
153 \[0-9\]+\[\t \]+breakpoint keep y.* in multi_line_if_conditional at .*$srcfile:$bp_location3.*
154 \[0-9\]+\[\t \]+breakpoint keep y.* in multi_line_while_conditional at .*$srcfile:$bp_location4" \
157 # FIXME: The rest of this test doesn't work with anything that can't
159 # Huh? There doesn't *appear* to be anything that passes arguments
161 if [istarget "mips-idt-*"] then {
166 # run until the breakpoint at main is hit. For non-stubs-using targets.
170 -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:$bp_location6.*$bp_location6\[\t \]+if .argc.* \{.*$gdb_prompt $" {
171 pass "run until function breakpoint"
173 -re "$gdb_prompt $" {
174 fail "run until function breakpoint"
177 fail "run until function breakpoint (timeout)"
182 # run until the breakpoint at a line number
184 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location1.*$bp_location1\[\t \]+printf.*factorial.*" \
185 "run until breakpoint set at a line number"
188 # Run until the breakpoint set in a function in a file
190 for {set i 6} {$i >= 1} {incr i -1} {
191 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, factorial \\(value=$i\\) at .*$srcfile:$bp_location7.*$bp_location7\[\t \]+.*if .value > 1. \{.*" \
192 "run until file:function($i) breakpoint"
196 # Run until the breakpoint set at a quoted function
198 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, (0x\[0-9a-f\]+ in )?marker2 \\(a=43\\) at .*$srcfile:($bp_location8|$bp_location9).*" \
199 "run until quoted breakpoint"
201 # run until the file:function breakpoint at a line number in a file
203 gdb_test continue "Continuing\\..*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location2.*$bp_location2\[\t \]+argc = \\(argc == 12345\\);.*" \
204 "run until file:linenum breakpoint"
206 # Test break at offset +1
207 set bp_location10 [gdb_get_line_number "set breakpoint 10 here"]
209 gdb_test "break +1" \
210 "Breakpoint.*at.* file .*$srcfile, line $bp_location10\\." \
211 "breakpoint offset +1"
213 # Check to see if breakpoint is hit when stepped onto
216 ".*Breakpoint \[0-9\]+, main \\(argc=.*, argv=.*, envp=.*\\) at .*$srcfile:$bp_location10.*$bp_location10\[\t \]+return argc;.*breakpoint 10 here.*" \
217 "step onto breakpoint"
220 # delete all breakpoints so we can start over, course this can be a test too
225 # test temporary breakpoint at function
228 gdb_test "tbreak main" "Temporary breakpoint.*at.* file .*$srcfile, line.*" "Temporary breakpoint function"
231 # test break at function in file
234 gdb_test "tbreak $srcfile:factorial" "Temporary breakpoint.*at.* file .*$srcfile, line.*" \
235 "Temporary breakpoint function in file"
238 # test break at line number
241 gdb_test "tbreak $bp_location1" \
242 "Temporary breakpoint.*at.* file .*$srcfile, line $bp_location1.*" \
243 "Temporary breakpoint line number #1"
245 gdb_test "tbreak $bp_location6" \
246 "Temporary breakpoint.*at.* file .*$srcfile, line $bp_location6.*" \
247 "Temporary breakpoint line number #2"
250 # test break at line number in file
253 gdb_test "tbreak $srcfile:$bp_location2" \
254 "Temporary breakpoint.*at.* file .*$srcfile, line $bp_location2.*" \
255 "Temporary breakpoint line number in file #1"
257 set bp_location11 [gdb_get_line_number "set breakpoint 11 here"]
258 gdb_test "tbreak $srcfile:$bp_location11" "Temporary breakpoint.*at.* file .*$srcfile, line $bp_location11.*" "Temporary breakpoint line number in file #2"
261 # check to see what breakpoints are set (temporary this time)
263 gdb_test "info break" "Num Type.*Disp Enb Address.*What.*\[\r\n\]
264 \[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$main_line.*\[\r\n\]
265 \[0-9\]+\[\t \]+breakpoint del.*y.*in factorial at .*$srcfile:$bp_location7.*\[\r\n\]
266 \[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$bp_location1.*\[\r\n\]
267 \[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$bp_location6.*\[\r\n\]
268 \[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$bp_location2.*\[\r\n\]
269 \[0-9\]+\[\t \]+breakpoint del.*y.*in main at .*$srcfile:$bp_location11.*" \
270 "Temporary breakpoint info"
275 # Verify that catchpoints for fork, vfork and exec don't trigger
276 # inappropriately. (There are no calls to those system functions
277 # in this test program.)
279 if ![runto_main] then { fail "sepdebug tests suppressed" }
281 gdb_test "catch" "Catch requires an event name.*" \
282 "catch requires an event name"
284 set name "set catch fork, never expected to trigger"
285 gdb_test_multiple "catch fork" $name {
286 -re "Catchpoint \[0-9\]* .fork.*$gdb_prompt $" {
289 -re "Catch of fork not yet implemented.*$gdb_prompt $" {
294 # If we are on HP-UX 10.20, we expect an error message to be
295 # printed if we type "catch vfork" at the gdb gdb_prompt. This is
296 # because on HP-UX 10.20, we cannot catch vfork events.
298 set name "set catch vfork, never expected to trigger"
299 gdb_test_multiple "catch vfork" $name {
300 -re "Catch of vfork events not supported on HP-UX 10.20.*" {
303 -re "Catchpoint \[0-9\]* .vfork.*$gdb_prompt $" {
306 -re "Catch of vfork not yet implemented.*$gdb_prompt $" {
311 set name "set catch exec, never expected to trigger"
312 gdb_test_multiple "catch exec" $name {
313 -re "Catchpoint \[0-9\]* .exec.*$gdb_prompt $" {
316 -re "Catch of exec not yet implemented.*$gdb_prompt $" {
321 # Verify that GDB responds gracefully when asked to set a breakpoint
322 # on a nonexistent source line.
325 gdb_test_no_output "set breakpoint pending off"
326 gdb_test "break 999" "No line 999 in the current file." \
327 "break on non-existent source line"
329 # Run to the desired default location. If not positioned here, the
330 # tests below don't work.
332 gdb_test "until $bp_location1" "main .* at .*:$bp_location1.*" "until bp_location1"
335 # Verify that GDB allows one to just say "break", which is treated
336 # as the "default" breakpoint. Note that GDB gets cute when printing
337 # the informational message about other breakpoints at the same
338 # location. We'll hit that bird with this stone too.
341 gdb_test "break" "Breakpoint \[0-9\]*.*" \
342 "break on default location, 1st time"
345 "Note: breakpoint \[0-9\]* also set at .*Breakpoint \[0-9\]*.*" \
346 "break on default location, 2nd time"
349 "Note: breakpoints \[0-9\]* and \[0-9\]* also set at .*Breakpoint \[0-9\]*.*" \
350 "break on default location, 3rd time"
353 "Note: breakpoints \[0-9\]*, \[0-9\]* and \[0-9\]* also set at .*Breakpoint \[0-9\]*.*" \
354 "break on default location, 4th time"
356 # Verify that a "silent" breakpoint can be set, and that GDB is indeed
357 # "silent" about its triggering.
359 if ![runto_main] then { fail "sepdebug tests suppressed" }
361 gdb_test_multiple "break $bp_location1" \
362 "set to-be-silent break bp_location1" {
363 -re "Breakpoint (\[0-9\]*) at .*, line $bp_location1.*$gdb_prompt $" {
364 pass "set to-be-silent break bp_location1"
368 gdb_test "commands $expect_out(1,string)\nsilent\nend" ">end" "set silent break bp_location1"
370 gdb_test "info break $expect_out(1,string)" \
371 "\[0-9\]*\[ \t\]*breakpoint.*:$bp_location1\r\n\[ \t\]*silent.*" \
372 "info silent break bp_location1"
374 gdb_test "continue" "Continuing.*" "hit silent break bp_location1"
376 gdb_test "bt" "#0 main .* at .*:$bp_location1.*" \
377 "stopped for silent break bp_location1"
379 # Verify that GDB can at least parse a breakpoint with the
380 # "thread" keyword. (We won't attempt to test here that a
381 # thread-specific breakpoint really triggers appropriately.
382 # The gdb.threads subdirectory contains tests for that.)
384 set bp_location12 [gdb_get_line_number "set breakpoint 12 here"]
386 gdb_test "break $bp_location12 thread 999" "Unknown thread 999.*" \
387 "thread-specific breakpoint on non-existent thread disallowed"
389 gdb_test "break $bp_location12 thread foo" \
390 "Junk after thread keyword.*" \
391 "thread-specific breakpoint on bogus thread ID disallowed"
393 # Verify that GDB responds gracefully to a breakpoint command with
397 gdb_test "break $bp_location12 foo" \
398 "Junk at end of arguments.*" \
399 "breakpoint with trailing garbage disallowed"
401 # Verify that GDB responds gracefully to a "clear" command that has
402 # no matching breakpoint. (First, get us off the current source line,
403 # which we know has a breakpoint.)
406 gdb_test "next" "marker1.*" "step over breakpoint"
408 gdb_test "clear 81" "No breakpoint at 81.*" \
409 "clear line has no breakpoint disallowed"
411 gdb_test "clear" "No breakpoint at this line.*" \
412 "clear current line has no breakpoint disallowed"
414 # Verify that we can set and clear multiple breakpoints.
416 # We don't test that it deletes the correct breakpoints. We do at
417 # least test that it deletes more than one breakpoint.
419 gdb_test "break marker3" "Breakpoint.*at.*" "break marker3 #1"
420 gdb_test "break marker3" "Breakpoint.*at.*" "break marker3 #2"
421 gdb_test "clear marker3" {Deleted breakpoints [0-9]+ [0-9]+.*}
423 # Verify that a breakpoint can be set via a convenience variable.
426 gdb_test_no_output "set \$foo=$bp_location11" \
427 "set convenience variable \$foo to bp_location11"
429 gdb_test "break \$foo" \
430 "Breakpoint (\[0-9\]*) at .*, line $bp_location11.*" \
431 "set breakpoint via convenience variable"
433 # Verify that GDB responds gracefully to an attempt to set a
434 # breakpoint via a convenience variable whose type is not integer.
437 gdb_test_no_output "set \$foo=81.5" \
438 "set convenience variable \$foo to 81.5"
440 gdb_test "break \$foo" \
441 "Convenience variables used in line specs must have integer values.*" \
442 "set breakpoint via non-integer convenience variable disallowed"
444 # Verify that we can set and trigger a breakpoint in a user-called function.
447 gdb_test "break marker2" \
448 "Breakpoint (\[0-9\]*) at .*, line ($bp_location8|$bp_location9).*" \
449 "set breakpoint on to-be-called function"
451 gdb_test "print marker2(99)" \
452 "The program being debugged stopped while in a function called from GDB.\r\nEvaluation of the expression containing the function\r\n.marker2. will be abandoned.\r\nWhen the function is done executing, GDB will silently stop.*" \
453 "hit breakpoint on called function"
455 # As long as we're stopped (breakpointed) in a called function,
456 # verify that we can successfully backtrace & such from here.
458 # In this and the following test, the _sr4export check apparently is needed
462 gdb_test_multiple "bt" "backtrace while in called function" {
463 -re "#0\[ \t\]*($hex in )?marker2.*:($bp_location8|$bp_location9)\r\n#1.*_sr4export.*$gdb_prompt $" {
464 pass "backtrace while in called function"
466 -re "#0\[ \t\]*($hex in )?marker2.*:($bp_location8|$bp_location9)\r\n#1.*function called from gdb.*$gdb_prompt $" {
467 pass "backtrace while in called function"
471 # Return from the called function. For remote targets, it's important to do
472 # this before runto_main, which otherwise may silently stop on the dummy
473 # breakpoint inserted by GDB at the program's entry point.
476 gdb_test_multiple "finish" "finish from called function" {
477 -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.* in _sr4export.*$gdb_prompt $" {
478 pass "finish from called function"
480 -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.*function called from gdb.*$gdb_prompt $" {
481 pass "finish from called function"
483 -re "Run till exit from .*marker2.* at .*($bp_location8|$bp_location9)\r\n.*Value returned.*$gdb_prompt $" {
484 pass "finish from called function"
488 # Verify that GDB responds gracefully to a "finish" command with
491 if ![runto_main] then { fail "sepdebug tests suppressed" }
493 gdb_test "finish 123" \
494 "The \"finish\" command does not take any arguments.*" \
495 "finish with arguments disallowed"
497 # Verify that GDB responds gracefully to a request to "finish" from
498 # the outermost frame. On a stub that never exits, this will just
499 # run to the stubs routine, so we don't get this error... Thus the
503 gdb_test_multiple "finish" "finish from outermost frame disallowed" {
504 -re "\"finish\" not meaningful in the outermost frame.*$gdb_prompt $" {
505 pass "finish from outermost frame disallowed"
507 -re "Run till exit from.*$gdb_prompt $" {
508 pass "finish from outermost frame disallowed"
512 # Verify that we can explicitly ask GDB to stop on all shared library
513 # events, and that it does so.
515 if [istarget "hppa*-*-hpux*"] then {
516 if ![runto_main] then { fail "sepdebug tests suppressed" }
518 gdb_test_no_output "set stop-on-solib-events 1" \
519 "set stop-on-solib-events"
522 "Stopped due to shared library event.*" \
523 "triggered stop-on-solib-events" \
524 "Start it from the beginning.*y or n. $" \
527 gdb_test_no_output "set stop-on-solib-events 0" \
528 "reset stop-on-solib-events"
531 # Hardware breakpoints are unsupported on HP-UX. Verify that GDB
532 # gracefully responds to requests to create them.
534 if [istarget "hppa*-*-hpux*"] then {
535 if ![runto_main] then { fail "sepdebug tests suppressed" }
538 "No hardware breakpoint support in the target.*" \
539 "hw breaks disallowed"
542 "No hardware breakpoint support in the target.*" \
543 "temporary hw breaks disallowed"
550 # Test "next" over recursive function call.
553 proc test_next_with_recursion {} {
558 gdb_test "kill" "" "kill program" "Kill the program being debugged.*y or n. $" "y"
561 gdb_test "break factorial" "Breakpoint $decimal at .*" "break at factorial"
563 # Run until we call factorial with 6
567 -re "Break.* factorial .value=6. .*$gdb_prompt $" {}
568 -re ".*$gdb_prompt $" {
569 fail "run to factorial(6)";
572 timeout { fail "run to factorial(6) (timeout)" ; gdb_suppress_tests }
575 # Continue until we call factorial recursively with 5.
577 if [gdb_test "continue" \
578 "Continuing.*Break.* factorial .value=5. .*" \
579 "continue to factorial(5)"] then { gdb_suppress_tests }
581 # Do a backtrace just to confirm how many levels deep we are.
583 if [gdb_test "backtrace" \
584 "#0\[ \t\]+ factorial .value=5..*" \
585 "backtrace from factorial(5)"] then { gdb_suppress_tests }
587 # Now a "next" should position us at the recursive call, which
588 # we will be performing with 4.
590 if [gdb_test "next" \
591 ".* factorial .value - 1.;.*" \
592 "next to recursive call"] then { gdb_suppress_tests }
594 # Disable the breakpoint at the entry to factorial by deleting them all.
595 # The "next" should run until we return to the next line from this
596 # recursive call to factorial with 4.
597 # Buggy versions of gdb will stop instead at the innermost frame on
598 # the line where we are trying to "next" to.
602 if [istarget "mips*tx39-*"] {
605 # We used to set timeout here for all other targets as well. This
606 # is almost certainly wrong. The proper timeout depends on the
607 # target system in use, and how we communicate with it, so there
608 # is no single value appropriate for all targets. The timeout
609 # should be established by the Dejagnu config file(s) for the
610 # board, and respected by the test suite.
612 # For example, if I'm running GDB over an SSH tunnel talking to a
613 # portmaster in California talking to an ancient 68k board running
614 # a crummy ROM monitor (a situation I can only wish were
615 # hypothetical), then I need a large timeout. But that's not the
616 # kind of knowledge that belongs in this file.
618 gdb_test next "\[0-9\]*\[\t \]+return \\(value\\);.*" \
619 "next over recursive call"
621 # OK, we should be back in the same stack frame we started from.
622 # Do a backtrace just to confirm.
624 set result [gdb_test "backtrace" \
625 "#0\[ \t\]+ factorial .value=120.*\r\n#1\[ \t\]+ \[0-9a-fx\]+ in factorial .value=6..*" \
626 "backtrace from factorial(5.1)"]
627 if { $result != 0 } { gdb_suppress_tests }
629 if [target_info exists gdb,noresults] { gdb_suppress_tests }
630 gdb_continue_to_end "recursive next test"
631 gdb_stop_suppressing_tests;
634 test_next_with_recursion
639 proc test_different_dir {type test_different_dir xfail} {
640 global srcdir subdir objdir binfile srcfile timeout gdb_prompt
642 global bp_location6 decimal hex
644 set old_pf_prefix $pf_prefix
645 append pf_prefix " $type:"
649 gdb_reinitialize_dir $srcdir/$subdir
650 gdb_test_no_output "set debug-file-directory ${test_different_dir}" \
651 "set separate debug location"
655 # test break at function
660 gdb_test "break main" \
661 "Breakpoint.*at.* file .*$srcfile, line.*" \
662 "breakpoint function, optimized file"
665 # test break at function
670 gdb_test "break marker4" \
671 "Breakpoint.*at.* file .*$srcfile, line.*" \
672 "breakpoint small function, optimized file"
675 # run until the breakpoint at main is hit. For non-stubs-using targets.
682 -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$srcfile:$bp_location6.*$bp_location6\[\t \]+if .argc.* \{.*$gdb_prompt $" {
683 pass "run until function breakpoint, optimized file"
685 -re "Breakpoint \[0-9\]+,.*main .*argc.*argv.* at .*$gdb_prompt $" {
686 pass "run until function breakpoint, optimized file (code motion)"
688 -re "$gdb_prompt $" {
689 fail "run until function breakpoint, optimized file"
692 fail "run until function breakpoint, optimized file (timeout)"
697 # run until the breakpoint at a small function
701 # Add a second pass pattern. The behavior differs here between stabs
702 # and dwarf for one-line functions. Stabs preserves two line symbols
703 # (one before the prologue and one after) with the same line number,
704 # but dwarf regards these as duplicates and discards one of them.
705 # Therefore the address after the prologue (where the breakpoint is)
706 # has no exactly matching line symbol, and GDB reports the breakpoint
707 # as if it were in the middle of a line rather than at the beginning.
709 set bp_location13 [gdb_get_line_number "set breakpoint 13 here"]
710 set bp_location14 [gdb_get_line_number "set breakpoint 14 here"]
715 gdb_test_multiple "continue" "run until breakpoint set at small function, optimized file" {
716 -re "Breakpoint $decimal, marker4 \\(d=177601976\\) at .*$srcfile:$bp_location13\[\r\n\]+$bp_location13\[\t \]+void marker4.*$gdb_prompt $" {
717 pass "run until breakpoint set at small function, optimized file"
719 -re "Breakpoint $decimal, $hex in marker4 \\(d=177601976\\) at .*$srcfile:$bp_location13\[\r\n\]+$bp_location13\[\t \]+void marker4.*$gdb_prompt $" {
720 pass "run until breakpoint set at small function, optimized file"
722 -re "Breakpoint $decimal, marker4 \\(d=177601976\\) at .*$srcfile:$bp_location14\[\r\n\]+$bp_location14\[\t \]+void marker4.*$gdb_prompt $" {
723 # marker4() is defined at line 46 when compiled with -DPROTOTYPES
724 pass "run until breakpoint set at small function, optimized file (line bp_location14)"
729 # Reset the default arguments for VxWorks
730 if [istarget "*-*-vxworks*"] {
732 verbose "Timeout is now $timeout seconds" 2
733 gdb_test_no_output "set args main"
736 set pf_prefix $old_pf_prefix
737 # proc test_different_dir
741 # now move the .debug file to a different location so that we can test
742 # the "set debug-file-directory" command.
744 set different_dir "${objdir}/${subdir}/${testfile}.dir"
745 set debugfile "${different_dir}/${objdir}/${subdir}/${testfile}.debug"
746 remote_exec build "rm -rf $different_dir"
747 remote_exec build "mkdir -p [file dirname $debugfile]"
748 remote_exec build "mv -f ${objdir}/${subdir}/${testfile}.debug $debugfile"
750 test_different_dir debuglink $different_dir 0
753 # Test CRC mismatch is reported.
755 if {[build_executable sepdebug.exp sepdebug2 sepdebug2.c debug] != -1
756 && ![gdb_gnu_strip_debug ${objdir}/${subdir}/sepdebug2]} {
758 remote_exec build "cp ${debugfile} ${objdir}/${subdir}/sepdebug2.debug"
762 gdb_reinitialize_dir $srcdir/$subdir
764 set escapedobjdirsubdir [string_to_regexp ${objdir}/${subdir}]
766 gdb_test "file ${objdir}/${subdir}/sepdebug2" "warning: the debug information found in \"${escapedobjdirsubdir}/sepdebug2\\.debug\" does not match \"${escapedobjdirsubdir}/sepdebug2\" \\(CRC mismatch\\)\\..*\\(no debugging symbols found\\).*" "CRC mismatch is reported"
770 # NT_GNU_BUILD_ID / .note.gnu.build-id test:
772 set build_id_debug_filename [build_id_debug_filename_get $binfile]
773 if ![string compare $build_id_debug_filename ""] then {
774 unsupported "build-id is not supported by the compiler"
776 # Spare debug files may confuse testsuite runs in the future.
777 remote_exec build "rm -f $debugfile"
779 set build_id_debugself_filename [build_id_debug_filename_get $debugfile]
780 set test "build-id support by binutils"
782 if ![string compare $build_id_debugself_filename ""] then {
785 } elseif {[string compare $build_id_debugself_filename $build_id_debug_filename] != 0} then {
791 file mkdir [file dirname ${objdir}/${subdir}/${build_id_debug_filename}]
792 remote_exec build "mv $debugfile ${objdir}/${subdir}/${build_id_debug_filename}"
794 test_different_dir build-id "${objdir}/${subdir}" $xfail
796 # Test also multiple directories can be specified. Without the build-id
797 # reference GDB would find the separate debug info just at the same
798 # location as the executable file.
800 test_different_dir multiple-dirs "/doesnotexist:${objdir}/${subdir}" $xfail
802 # Spare debug files may confuse testsuite runs in the future.
803 remote_exec build "rm -f ${objdir}/${subdir}/${build_id_debug_filename}"