1 # Copyright 1998-2024 Free Software Foundation, Inc.
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.
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.
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/>.
16 load_lib "trace-support.exp"
18 standard_testfile unavailable.cc
19 set executable $testfile
21 if {[prepare_for_testing "failed to prepare" $testfile $srcfile \
22 {debug nowarnings c++ nopie}]} {
32 proc test_register { reg } {
36 gdb_test_multiple "print /x $reg" "collected $reg" {
37 -re "\\$\[0-9\]+ = \[x0\]+\r\n$gdb_prompt $" {
38 fail "collected $reg (zero)"
40 -re "\\$\[0-9\]+ = $hex\r\n$gdb_prompt $" {
43 -re "\[Ee\]rror.*$gdb_prompt $" {
44 fail "collected $reg (error)"
49 proc test_register_unavailable { reg } {
50 gdb_test "print /x $reg" \
52 "correctly report $reg as unavailable"
55 proc prepare_for_trace_test {} {
58 clean_restart $executable
62 gdb_breakpoint "begin" qualified
63 gdb_breakpoint "end" qualified
66 proc run_trace_experiment { test_func } {
70 ".*Breakpoint \[0-9\]+, begin .*" \
73 gdb_test_no_output "tstart" "start trace experiment"
76 "Continuing.*Breakpoint \[0-9\]+, end.*" \
77 "run trace experiment"
78 gdb_test_no_output "tstop" \
79 "stop trace experiment"
80 gdb_test "tfind start" \
85 # Test that "display VAR" works as expected, assuming VAR is wholly
88 proc test_maybe_regvar_display { var } {
91 # Evaluating VAR's location description may throw an internal
92 # "unavailable" exception, if for example, the value of a register
93 # necessary for computing VAR's location is unavailable. Such an
94 # exception is caught, and should not cause automatic disablement
95 # of the current display being printed. (GDB used to disable the
96 # current display whenever any exception was thrown.)
97 set test "display $var"
98 gdb_test_multiple "$test" "$test" {
99 -re "Disabling display ? to avoid infinite recursion.*$gdb_prompt $" {
102 -re "display ${var}\r\n1: ${var} = <unavailable>\r\n$gdb_prompt $" {
106 gdb_test "info display" ".*1:\[ \t\]+y\[ \t\]+${var}" "display ${var} is enabled"
110 "delete $var display" \
111 ".*Delete all auto-display expressions.*y or n. $" \
119 proc gdb_collect_args_test_1 {} {
120 # Test printing the variables, and also their addresses. We
121 # haven't collected any stack, so there's no way GDB can figure
124 gdb_test "print argc" " = <unavailable>"
125 gdb_test "print &argc" \
126 "Can't take address of \"argc\" which isn't an lvalue\."
128 gdb_test "print argi" " = <unavailable>"
129 gdb_test "print &argi" \
130 "Can't take address of \"argi\" which isn't an lvalue\."
132 gdb_test "print argf" " = <unavailable>"
133 gdb_test "print &argf" \
134 "Can't take address of \"argf\" which isn't an lvalue\."
136 gdb_test "print argd" " = <unavailable>"
137 gdb_test "print &argd" \
138 "Can't take address of \"argd\" which isn't an lvalue\."
140 # struct arg as one of several args (near end of list)
142 gdb_test "print argstruct" " = <unavailable>"
144 gdb_test "print argstruct.memberc" " = <unavailable>"
145 gdb_test "print argstruct.memberi" " = <unavailable>"
146 gdb_test "print argstruct.memberf" " = <unavailable>"
147 gdb_test "print argstruct.memberd" " = <unavailable>"
149 gdb_test "print argarray" " = <unavailable>"
151 gdb_test "print &argarray" \
152 "Can't take address of \"argarray\" which isn't an lvalue\."
154 gdb_test "print argarray\[0\]" "value is not available"
158 "argc = <unavailable>" \
159 "argi = <unavailable>" \
160 "argf = <unavailable>" \
161 "argd = <unavailable>" \
162 "argstruct = <unavailable>" \
163 "argarray = <unavailable>"]
164 gdb_test "info args" "$r" "info args"
166 test_maybe_regvar_display "argc"
169 proc gdb_collect_args_test {} {
170 with_test_prefix "unavailable arguments" {
172 global testfile srcdir subdir binfile
173 global trace_file_targets
175 prepare_for_trace_test
177 gdb_test "trace args_test_func" \
178 "Tracepoint \[0-9\]+ at .*" \
182 run_trace_experiment args_test_func
184 gdb_collect_args_test_1
186 gdb_test "tfind none" \
188 "cease trace debugging"
190 set tracefile [standard_output_file ${testfile}]
191 gdb_test "tsave ${tracefile}.args.tfile" \
192 "Trace data saved to file '${tracefile}.args.tfile'\\." \
193 "tsave ${testfile}.args.tfile"
194 gdb_test "tsave -ctf ${tracefile}.args.ctf" \
195 "Trace data saved to directory '${tracefile}.args.ctf'\\." \
196 "save ctf trace file"
198 foreach target_name ${trace_file_targets} {
199 # Restart GDB and read the trace data in ${TARGET_NAME} target.
201 gdb_file_cmd $binfile
202 gdb_test "target ${target_name} ${tracefile}.args.${target_name}" ".*" \
203 "change to ${target_name} target"
205 with_test_prefix "${target_name}" {
206 gdb_test "tfind start" "#0 args_test_func .*" \
208 gdb_collect_args_test_1
214 proc gdb_collect_locals_test_1 { func } {
215 gdb_test "print locc" " = <unavailable>"
216 gdb_test "print loci" " = <unavailable>"
217 gdb_test "print locf" " = <unavailable>"
218 gdb_test "print locd" " = <unavailable>"
220 gdb_test "print locst.memberc" " = <unavailable>"
221 gdb_test "print locst.memberi" " = <unavailable>"
222 gdb_test "print locst.memberf" " = <unavailable>"
223 gdb_test "print locst.memberd" " = <unavailable>"
225 gdb_test "print locar\[0\]" " = <unavailable>"
226 gdb_test "print locar\[1\]" " = <unavailable>"
227 gdb_test "print locar\[2\]" " = <unavailable>"
228 gdb_test "print locar\[3\]" " = <unavailable>"
232 set r "${r}locf = <unavailable>"
233 set r "${r}locd = <unavailable>"
234 set r "${r}locst = <unavailable>"
235 set r "${r}locar = <unavailable>"
236 set r "${r}i = <unavailable>"
237 if { $func == "local_test_func" } {
238 set r "${r}locdefst = <unavailable>"
240 set r "${r}locc = <unavailable>"
241 set r "${r}loci = <unavailable>"
242 gdb_test "info locals" "$r" "info locals"
244 test_maybe_regvar_display "loci"
247 proc gdb_collect_locals_test { func msg } {
248 with_test_prefix "unavailable locals: $msg" {
250 global testfile srcdir subdir binfile
251 global trace_file_targets
253 prepare_for_trace_test
255 set testline [gdb_get_line_number "set $func tracepoint here"]
257 gdb_test "trace $testline" \
258 "Tracepoint \[0-9\]+ at .*" \
262 run_trace_experiment $func
264 gdb_collect_locals_test_1 $func
266 gdb_test "tfind none" \
268 "cease trace debugging"
270 set tracefile [standard_output_file ${testfile}]
271 gdb_test "tsave ${tracefile}.locals.tfile" \
272 "Trace data saved to file '${tracefile}.locals.tfile'\\." \
273 "tsave ${testfile}.locals.tfile"
274 gdb_test "tsave -ctf ${tracefile}.locals.ctf" \
275 "Trace data saved to directory '${tracefile}.locals.ctf'\\." \
276 "save ctf trace file"
278 foreach target_name ${trace_file_targets} {
279 # Restart GDB and read the trace data in ${TARGET_NAME} target.
281 gdb_file_cmd $binfile
282 gdb_test "target ${target_name} ${tracefile}.locals.${target_name}" ".*" \
283 "change to ${target_name} target"
285 with_test_prefix "${target_name}" {
286 gdb_test "tfind start" "#0 $func .*" \
288 gdb_collect_locals_test_1 $func
294 proc gdb_unavailable_registers_test_1 { } {
298 # On some archs, the $sp/$pc are a real raw registers. On others,
299 # like x86, they're user registers. Test both variants.
300 test_register_unavailable "\$$spreg"
301 test_register_unavailable "\$sp"
303 # Test reading uncollected pseudo-registers. The set of which
305 if [is_amd64_regs_target] {
306 # Check the raw register first.
307 test_register_unavailable "\$rax"
308 test_register_unavailable "\$eax"
309 test_register_unavailable "\$ax"
310 } elseif [is_x86_like_target] {
311 # Check the raw register first.
312 test_register_unavailable "\$eax"
313 test_register_unavailable "\$ax"
316 # GDBserver always provides the PC value of regular tracepoint
317 # hits, since it's the same as the tracepoint's address.
318 test_register "\$$pcreg"
321 gdb_test "info registers" \
322 ".*<unavailable>.*<unavailable>.*" \
323 "info registers, multiple registers not available"
325 gdb_test "info registers \$$spreg" \
327 "info registers \$$spreg reports not available"
330 proc gdb_unavailable_registers_test { } {
331 with_test_prefix "unavailable registers" {
332 global testfile srcdir subdir binfile
333 global trace_file_targets
335 prepare_for_trace_test
337 # We'll simply re-use the globals_test_function for this test
338 gdb_test "trace globals_test_func" \
339 "Tracepoint \[0-9\]+ at .*" \
345 run_trace_experiment globals_test_func
347 gdb_unavailable_registers_test_1
349 gdb_test "tfind none" "#0 end .*" "cease trace debugging"
351 set tracefile [standard_output_file ${testfile}]
352 gdb_test "tsave ${tracefile}.registers.tfile" \
353 "Trace data saved to file '${tracefile}.registers.tfile'\\." \
354 "tsave ${testfile}.registers.tfile"
355 gdb_test "tsave -ctf ${tracefile}.registers.ctf" \
356 "Trace data saved to directory '${tracefile}.registers.ctf'\\." \
357 "save ctf trace file"
359 foreach target_name ${trace_file_targets} {
360 # Restart GDB and read the trace data in ${TARGET_NAME} target.
362 gdb_file_cmd $binfile
363 gdb_test "target ${target_name} ${tracefile}.registers.${target_name}" ".*" \
364 "change to ${target_name} target"
366 with_test_prefix "${target_name}" {
367 gdb_test "tfind start" "#0 globals_test_func .*" \
369 gdb_unavailable_registers_test_1
375 proc gdb_unavailable_floats_1 { } {
378 # Necessarily target specific.
379 if {[istarget "x86_64-*-*"] || [istarget i?86-*]} {
380 send_gdb "info float\n"
381 gdb_expect_list "info float" ".*$gdb_prompt $" {
382 "Status Word: <unavailable>"
383 "Control Word: <unavailable>"
384 "Tag Word: <unavailable>"
385 "Instruction Pointer: <unavailable>:<unavailable>"
386 "Operand Pointer: <unavailable>:<unavailable>"
387 "Opcode: <unavailable>"
392 proc gdb_unavailable_floats { } {
393 with_test_prefix "unavailable floats" {
394 global testfile srcdir subdir binfile
395 global trace_file_targets
397 prepare_for_trace_test
399 # We'll simply re-use the globals_test_function for this test
400 gdb_test "trace globals_test_func" \
401 "Tracepoint \[0-9\]+ at .*" \
407 run_trace_experiment globals_test_func
409 gdb_unavailable_floats_1
411 gdb_test "tfind none" "#0 end .*" "cease trace debugging"
413 set tracefile [standard_output_file ${testfile}]
414 gdb_test "tsave ${tracefile}.floats.tfile" \
415 "Trace data saved to file '${tracefile}.floats.tfile'\\." \
416 "tsave ${testfile}.floats.tfile"
417 gdb_test "tsave -ctf ${tracefile}.floats.ctf" \
418 "Trace data saved to directory '${tracefile}.floats.ctf'\\." \
419 "save ctf trace file"
421 foreach target_name ${trace_file_targets} {
422 # Restart GDB and read the trace data in ${TARGET_NAME} target.
424 gdb_file_cmd $binfile
425 gdb_test "target ${target_name} ${tracefile}.floats.${target_name}" ".*" \
426 "change to ${target_name} target"
428 with_test_prefix "${target_name}" {
429 gdb_test "tfind start" "#0 globals_test_func .*" \
431 gdb_unavailable_floats_1
437 proc gdb_collect_globals_test_1 { } {
442 gdb_test "print globalc" " = <unavailable>"
443 gdb_test "print globali" " = <unavailable>"
444 gdb_test "print globalf" " = <unavailable>"
445 gdb_test "print globald" " = <unavailable>"
447 gdb_test "print globalstruct.memberc" " = <unavailable>"
448 gdb_test "print globalstruct.memberi" " = <unavailable>"
449 gdb_test "print globalstruct.memberf" " = <unavailable>"
450 gdb_test "print globalstruct.memberd" " = <unavailable>"
452 gdb_test "print globalstruct" " = <unavailable>"
454 gdb_test "print globalp == &globalstruct" \
455 "value is not available" \
456 "can't compare using non collected global pointer"
458 gdb_test "print globalarr\[1\]" " = <unavailable>"
459 gdb_test "print globalarr\[2\]" " = <unavailable>"
460 gdb_test "print globalarr\[3\]" " = <unavailable>"
462 gdb_test "print struct_b" \
463 " = {d = <unavailable>, ef = <unavailable>, struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, -1431655766, <unavailable> <repeats 97 times>, -1431655766, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}, s = <unavailable>, static static_struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable> <repeats 10000 times>}, ptr = <unavailable>, bitfield = <unavailable>}, string = <unavailable>}"
465 gdb_test "print /x struct_b" \
466 " = {d = <unavailable>, ef = <unavailable>, struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}, s = <unavailable>, static static_struct_a = {a = <unavailable>, b = <unavailable>, array = {<unavailable> <repeats 10000 times>}, ptr = <unavailable>, bitfield = <unavailable>}, string = <unavailable>}"
468 gdb_test "print /x struct_b.struct_a" \
469 " = {a = <unavailable>, b = <unavailable>, array = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}, ptr = <unavailable>, bitfield = <unavailable>}"
471 gdb_test "print /x struct_b.struct_a.array" \
472 " = {<unavailable>, <unavailable>, 0xaaaaaaaa, <unavailable> <repeats 97 times>, 0xaaaaaaaa, <unavailable> <repeats 9899 times>}"
474 gdb_test "print /x struct_b.struct_a.array\[0\]" " = <unavailable>"
476 gdb_test "print /x struct_b.struct_a.array\[2\]" " = 0xaaaaaaaa"
478 # Check the target doesn't overcollect. GDB used to merge memory
479 # ranges to collect if they were close enough (collecting the hole
480 # as well), but does not do that anymore. It's plausible that a
481 # target may do this on its end, but as of this writing, no known
483 gdb_test "print {a, b, c}" \
484 " = \\{1, <unavailable>, 3\\}" \
485 "No overcollect of almost but not quite adjacent memory ranges"
487 # Check <unavailable> isn't confused with 0 in array element repetitions
489 gdb_test_no_output "set print repeat 1"
491 gdb_test "print /x tarray" \
492 " = \{\{a = 0x0, b = <unavailable>\} <repeats 2 times>, \{a = <unavailable>, b = <unavailable>\}, \{a = 0x0, b = 0x0\}, \{a = <unavailable>, b = 0x0\} <repeats 2 times>, \{a = <unavailable>, b = <unavailable>\} <repeats 2 times>\}" \
493 "<unavailable> is not the same as 0 in array element repetitions"
495 gdb_test_no_output "set print repeat 10"
497 # Check that value repeat handles unavailable-ness.
498 gdb_test "print *tarray@3" " = \\{\\{a = 0, b = <unavailable>\\}, \\{a = 0, b = <unavailable>\\}, \\{a = <unavailable>, b = <unavailable>\\}\\}"
502 gdb_test "print struct_b.static_struct_a" " = <unavailable>"
506 gdb_test "print struct_b.struct_a.bitfield" " = <unavailable>"
510 gdb_test "print g_int" " = <unavailable>"
512 gdb_test "print g_ref" \
513 "\\(int &\\) @$hex: <unavailable>" \
514 "global reference shows address but not value"
516 gdb_test "print *&g_ref" \
517 "\\$\[0-9\]+ = <unavailable>" \
518 "referenced integer was not collected (taking address of reference)"
520 gdb_test "print *g_structref_p" " = <unavailable>"
524 # Const string is always available, even when not collected.
525 gdb_test "print g_const_string" \
526 " = \"hello world\"" \
527 "non collected const string is still printable"
529 gdb_test "print g_string_p" \
530 " = $hex <g_const_string> \"hello world\"" \
531 "printing constant string through collected pointer"
533 gdb_test "print g_string_unavail" \
535 "printing non collected string"
537 # Incomplete strings print as an array.
538 gdb_test "print g_string_partial" \
539 "\\$\[0-9\]+ = \{<unavailable>, 101 'e', 108 'l', <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>, <unavailable>\}" \
540 "printing partially collected string"
542 # It is important for this test that the last examined value is
543 # <unavailable>, to exercise the case of the $__ convenience
544 # variable being set to <unavailable> without error.
545 set msg "examining partially collected object"
546 gdb_test_multiple "x /10x &struct_b" "$msg" {
547 -re "$hex <struct_b>:${ws}<unavailable>${ws}<unavailable>${ws}<unavailable>${ws}<unavailable>\r\n$hex <struct_b\\+16>:${ws}<unavailable>${ws}<unavailable>${ws}0xaaaaaaaa${ws}<unavailable>\r\n$hex <struct_b\\+32>:${ws}<unavailable>${ws}<unavailable>\r\n$gdb_prompt $" {
550 -re "value is not available" {
555 gdb_test "p \$__" " = <unavailable>" "last examined value was <unavailable>"
557 # This tests that building the array does not require accessing
559 gdb_test "print { 1, g_int, 3 }" \
560 " = \\{1, <unavailable>, 3\\}" \
561 "build array from unavailable value"
563 # Note, depends on previous test.
564 gdb_test "print \$\[1\]" \
566 "subscript a non-memory rvalue array, accessing an unvailable element"
568 # Access a field of a non-lazy value, making sure the
569 # unavailable-ness is propagated. History values are easy
570 # non-lazy values, so use those. The first test just sets up for
572 gdb_test "print g_smallstruct" " = <unavailable>"
573 gdb_test "print \$.member" " = <unavailable>"
575 # Cast to baseclass, checking the unavailable-ness is propagated.
576 gdb_test "print (small_struct) g_smallstruct_b" " = <unavailable>"
578 # Same cast, but starting from a non-lazy, value.
579 gdb_test "print g_smallstruct_b" " = <unavailable>"
580 gdb_test "print (small_struct) \$" " = <unavailable>"
582 gdb_test_no_output "set print object on"
584 with_test_prefix "print object on" {
585 # With print object on, printing a pointer may need to fetch
586 # the pointed-to object, to check its run-time type. Make
587 # sure that fails gracefully and transparently when the
588 # pointer itself is unavailable.
589 gdb_test "print virtualp" " = <unavailable>"
591 # no vtable pointer available
592 gdb_test "print derived_unavail" " = <unavailable>"
594 # vtable pointer available, but nothing else
595 gdb_test "print derived_partial" \
596 " = \\(Derived\\) {<Middle> = {<Base> = <unavailable>, _vptr.Middle = <unavailable>, y = <unavailable>}, _vptr.Derived = $hex <vtable for Derived.*>, z = <unavailable>}"
598 # whole object available
599 gdb_test "print derived_whole" \
600 " = \\(Derived\\) {<Middle> = {<Base> = {x = 2}, _vptr.Middle = ${hex}( <\[^>]*>)?, y = 3}, _vptr.Derived = $hex <vtable for Derived.*>, z = 4}"
603 gdb_test_no_output "set print object off"
605 with_test_prefix "print object off" {
606 gdb_test "print virtualp" " = <unavailable>"
608 # no vtable pointer available
609 gdb_test "print derived_unavail" \
612 # vtable pointer available, but nothing else
613 gdb_test "print derived_partial" \
614 " = {<Middle> = {<Base> = <unavailable>, _vptr.Middle = <unavailable>, y = <unavailable>}, _vptr.Derived = $hex <vtable for Derived.*>, z = <unavailable>}"
616 # whole object available
617 gdb_test "print derived_whole" \
618 " = {<Middle> = {<Base> = {x = 2}, _vptr.Middle = ${hex}( <\[^>]*>)?, y = 3}, _vptr.Derived = $hex <vtable for Derived.*>, z = 4}"
621 # An instance of a virtual class where we collected everything but
623 gdb_test "print virtual_partial" \
624 " = {_vptr.Virtual = <unavailable>, z = 0}"
627 proc gdb_collect_globals_test { } {
628 with_test_prefix "collect globals" {
629 global testfile binfile srcdir subdir
630 global trace_file_targets
632 prepare_for_trace_test
634 set testline [gdb_get_line_number "set globals_test_func tracepoint here"]
636 gdb_test "trace $testline" \
637 "Tracepoint \[0-9\]+ at .*" \
640 # We collect the initial sizeof(pointer) bytes of derived_partial
641 # in an attempt of collecting the vptr. Not portable, but should
642 # work everywhere we need to care.
643 gdb_trace_setactions "define actions" \
645 "collect struct_b.struct_a.array\[2\]" "^$" \
646 "collect struct_b.struct_a.array\[100\]" "^$" \
651 "collect tarray\[0\].a" "^$" \
652 "collect tarray\[1\].a" "^$" \
653 "collect tarray\[3\].a" "^$" \
654 "collect tarray\[3\].b" "^$" \
655 "collect tarray\[4\].b" "^$" \
656 "collect tarray\[5\].b" "^$" \
658 "collect g_string_p" "^$" \
659 "collect g_string_partial\[1\]" "^$" \
660 "collect g_string_partial\[2\]" "^$" \
662 "collect g_structref_p" "^$" \
664 "collect *((char *)&derived_partial)@sizeof\(void *\)" "^$" \
665 "collect derived_whole" "^$" \
667 "collect virtual_partial.z" "^$"
670 run_trace_experiment globals_test_func
672 gdb_collect_globals_test_1
674 gdb_test "tfind none" \
676 "cease trace debugging"
678 set tracefile [standard_output_file ${testfile}]
679 gdb_test "tsave ${tracefile}.globals.tfile" \
680 "Trace data saved to file '${tracefile}.globals.tfile'\\." \
681 "tsave ${testfile}.globals.tfile"
682 gdb_test "tsave -ctf ${tracefile}.globals.ctf" \
683 "Trace data saved to directory '${tracefile}.globals.ctf'\\." \
684 "save ctf trace file"
686 foreach target_name ${trace_file_targets} {
687 # Restart GDB and read the trace data in ${TARGET_NAME} target.
689 gdb_file_cmd $binfile
690 gdb_test "target ${target_name} ${tracefile}.globals.${target_name}" ".*" \
691 "change to ${target_name} target"
693 with_test_prefix "${target_name}" {
694 gdb_test "tfind start" "#0 globals_test_func .*" \
696 gdb_collect_globals_test_1
703 proc gdb_trace_collection_test {} {
704 gdb_collect_globals_test
705 gdb_unavailable_registers_test
706 gdb_unavailable_floats
708 gdb_collect_args_test
709 gdb_collect_locals_test local_test_func "auto locals"
710 gdb_collect_locals_test reglocal_test_func "register locals"
711 gdb_collect_locals_test statlocal_test_func "static locals"
716 if {![gdb_target_supports_trace]} {
717 unsupported "current target does not support trace"
721 set trace_file_targets [list "tfile"]
722 gdb_test_multiple "target ctf" "" {
723 -re "Undefined target command: \"ctf\"\. Try \"help target\"\.\r\n$gdb_prompt $" {
725 -re "No CTF directory specified.*\r\n$gdb_prompt $" {
726 lappend trace_file_targets "ctf"
730 # Body of test encased in a proc so we can return prematurely.
731 gdb_trace_collection_test
734 gdb_test "tfind none" ".*" ""