summaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/annota1.exp
blob: 829d144cc207afbf18c614a38e0a2390462d8e66 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
# Copyright 1999-2020 Free Software Foundation, Inc.

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# This file was written by Elena Zannoni (ezannoni@cygnus.com)


# This testcase cannot use runto_main because of the different prompt
# we get when using annotation level 2.
#
if ![target_can_use_run_cmd] {
    return 0
}

set breakpoints_invalid "\r\n\032\032breakpoints-invalid\r\n"

#
# test running programs
#

standard_testfile .c

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
    untested "failed to compile"
    return -1
}


clean_restart ${binfile}

# The commands we test here produce many lines of output; disable "press 
# <return> to continue" prompts.
gdb_test_no_output "set height 0"

#
# break in main
#

set main_line [gdb_get_line_number "break main"]

gdb_test "break ${srcfile}:${main_line}" \
    "Breakpoint.*at.* file .*$srcfile, line $main_line\\." \
    "breakpoint main"


#
# NOTE: this prompt is OK only when the annotation level is > 1
# NOTE: When this prompt is in use the gdb_test procedure cannot be used because
# it assumes that the last char after the gdb_prompt is a white space. This is not
# true with this annotated prompt. So we must use send_gdb and gdb_expect.
#

set old_gdb_prompt $gdb_prompt
set gdb_prompt "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"

#
# Escape all the characters in the path that need it. For instance 
# the directory name could contain '+'.
#
set escapedsrcfile [string_to_regexp ${srcdir}/${subdir}/${srcfile}]


#
# set the annotation level to 2
#
# of course, this will test:
# annotate-pre-prompt
# annotate-prompt
# annotate-post-prompt (in the next block)
#
send_gdb "set annotate 2\n" 
gdb_expect {
    -re "set annotate 2\r\n$gdb_prompt$" { pass "annotation set at level 2" }
    -re ".*$gdb_prompt$"       { fail "annotation set at level 2" }
    timeout	            { fail "annotation set at level 2 (timeout)" }
  }


#
# info break will test:
# annotate-breakpoints-headers
# annotate-field
# annotate-breakpoints-table
# annotate-record
# annotate-breakpoints-table-end
#
gdb_test_multiple "info break" "breakpoint info" {
    -re "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-headers\r\n\r\n\032\032field 0\r\nNum     \r\n\032\032field 1\r\nType           \r\n\032\032field 2\r\nDisp \r\n\032\032field 3\r\nEnb \r\n\032\032field 4\r\nAddress    +\r\n\032\032field 5\r\nWhat\r\n\r\n\032\032breakpoints-table\r\n\r\n\032\032record\r\n\r\n\032\032field 0\r\n1       \r\n\032\032field 1\r\nbreakpoint     \r\n\032\032field 2\r\nkeep \r\n\032\032field 3\r\ny   \r\n\032\032field 4\r\n$hex +\r\n\032\032field 5\r\nin main at ${escapedsrcfile}:$main_line\r\n\r\n\032\032breakpoints-table-end\r\n$gdb_prompt$" {
	pass $gdb_test_name
    }
    -re "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-headers\r\n\r\n\032\032field 0\r\nNum     \r\n\032\032field 1\r\nType           \r\n\032\032field 2\r\nDisp \r\n\032\032field 3\r\nEnb \r\n\032\032field 4\r\nAddress    +\r\n\032\032field 5\r\nWhat\r\n\r\n\032\032breakpoints-table\r\n\r\n\032\032record\r\n\r\n\032\032field 0\r\n1       \r\n\032\032field 1\r\nbreakpoint     \r\n\032\032field 2\r\nkeep \r\n\032\032field 3\r\ny   \r\n\032\032field 4\r\n$hex +\r\n\032\032field 5\r\nin main at .*${srcfile}:$main_line\r\n\r\n\032\032breakpoints-table-end\r\n$gdb_prompt$" {
	setup_xfail "*-*-*" 1270
	fail $gdb_test_name
    }
}


#
# run to a break point will test:
# annotate-frames-invalid
# annotate-breakpoints-invalid (a.k.a. breakpoints-changed)
# annotate-starting
# annotate-breakpoint
# annotate-frame-begin
# annotate-frame-function-name
# annotate-frame-args
# annotate-frame-source-begin
# annotate-frame-source-file
# annotate-frame-source-file-end
# annotate-frame-source-line
# annotate-frame-source-end
# annotate-source
# annotate-frame-end
# annotate-stopped
#
#exp_internal 1
set binexp [string_to_regexp $binfile]
gdb_test_multiple "run" "run until main breakpoint" {
    -re [join { "\r\n\032\032post-prompt\r\nStarting program: $binexp " \
		    "\(\(\r\nReading \[^\r\n\]+\)|\(\r\nwarning: File transfers from remote targets can be slow\[^\r\n\]+\)\)*" \
		    "\(\r\nwarning: Skipping \[^\r\n\]+ .gdb_index section in \[^\r\n\]+\r\nDo \"set use-deprecated-index-sections on\" before the file is read\r\nto use the section anyway\\.\)?" \
		    "\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n" \
		    "\032\032starting\(\(\r\nReading \[^\r\n\]+\)|\(\r\nwarning: File transfers from remote targets can be slow\[^\r\n\]+\)\)*" \
		    "\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n" \
		    "\032\032breakpoint 1\r\n\r\n" \
		    "Breakpoint 1, \r\n" \
		    "\032\032frame-begin 0 $hex\r\n\r\n" \
		    "\032\032frame-function-name\r\n" \
		    "main\r\n" \
		    "\032\032frame-args\r\n \\(\\)\r\n" \
		    "\032\032frame-source-begin\r\n at \r\n" \
		    "\032\032frame-source-file\r\n.*annota1.c\r\n" \
		    "\032\032frame-source-file-end\r\n:\r\n" \
		    "\032\032frame-source-line\r\n$main_line\r\n" \
		    "\032\032frame-source-end\r\n\r\n\r\n" \
		    "\032\032source.*$srcfile:$main_line:.*:beg:$hex\r\n\r\n" \
		    "\032\032frame-end\r\n\r\n" \
		    "\032\032stopped.*$gdb_prompt$" } ] {
	pass $gdb_test_name
    }
}
#exp_internal 0
#exit 0

#
# Let's do a next, to get to a point where the array is initialized
# We don't care about the annotated output for this operation, it is the same as
# the one produced by run above
#
gdb_test_multiple "next" "go after array init line" {
    -re "source .*annota1.c.*$gdb_prompt$" {
	pass $gdb_test_name
    }
}


#
# printing the array will test:
# annotate-value-history-begin
# annotate-value-history-value
# annotate-array-section-begin
# annotate-elt
# FIXME: annotate-elt-rep and annotate-elt-rep-end not tested
# annotate-array-section-end
# annotate-value-history-end
# FIXME: annotate-value-begin and annotate-value-end not tested (the gdb output
#              command would cause them to be used)
#
gdb_test_multiple "print my_array" "print array" {
    -re "\r\n\032\032post-prompt\r\n\r\n\032\032value-history-begin 1 -\r\n.*= \r\n\032\032value-history-value\r\n.\r\n\032\032array-section-begin 0 -\r\n1\r\n\032\032elt\r\n, 2\r\n\032\032elt\r\n, 3\r\n\032\032elt\r\n\r\n\032\032array-section-end\r\n.\r\n\r\n\032\032value-history-end\r\n$gdb_prompt$" {
	pass $gdb_test_name
    }
}


#
# this should generate an error message, so to test:
# annotate-error-begin
# FIXME: annotate-error not tested
#

#exp_internal 1
gdb_test_multiple "print non_existent_value" "print non_existent_value" {
    -re "\r\n\032\032post-prompt\r\n\r\n\032\032error-begin\r\nNo symbol \"non_existent_value\" in current context.\r\n\r\n\032\032error\r\n$gdb_prompt$" {
	pass $gdb_test_name
    }
}


#
# break at signal handler. So that, once we are in the sig handler, if we do a bt
# we can test annotate-signal-handler-caller
#
gdb_test_multiple "break handle_USR1" "break handle_USR1" {
    -re  "\r\n\032\032post-prompt\r\nBreakpoint.*at $hex: file.*$srcfile, line.*\r\n\032\032breakpoints-invalid\r\n.*$gdb_prompt$" {
	pass $gdb_test_name
    }
}

#
# break at printf. When we are stopped at printf, we can test 
#
gdb_test_multiple "break printf" "break printf" {
    -re  "\r\n\032\032post-prompt\r\nBreakpoint.*at $hex.*\032\032breakpoints-invalid\r\n.*$gdb_prompt$" {
	pass $gdb_test_name
    }
    -re  "\r\n\032\032post-prompt\r\nwarning: Breakpoint address adjusted from $hex to $hex.\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex.*$gdb_prompt$" {
	pass $gdb_test_name
    }
}

#
# get to printf
#
set pat_begin "\r\n\032\032post-prompt\r\nContinuing.\r\n\r\n\032\032starting\r\n\r\n\032\032frames-invalid\r\n${breakpoints_invalid}\r\n\032\032frames-invalid\r\n"
set pat_adjust "warning: Breakpoint 3 address previously adjusted from $hex to $hex.\r\n"
set pat_end "\r\n\032\032breakpoint 3\r\n\r\nBreakpoint 3, \r\n\032\032frame-begin 0 $hex\r\n\r\n(\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n)*.*\032\032frame-function-name\r\n.*printf(@.*)?\r\n\032\032frame-args\r\n.*\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$"

gdb_test_multiple "continue" "continue to printf" {
    -re "${pat_begin}($pat_adjust)?$pat_end" {
	pass $gdb_test_name
    }
    -re ".*$gdb_prompt$"     { fail $gdb_test_name }
}

#
# test:
# annotate-frame-where
# annotate-frame-address
# annotate-frame-address-end
#
set pat_begin "\r\n\032\032post-prompt\r\n\r\n\032\032frame-begin 0 $hex\r\n.0  \r\n(\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n)*\032\032frame-function-name\r\n.*printf(@.*)?\r\n\032\032frame-args\r\n \\(.*frame-end\r\n\r\n\032\032frame-begin 1 $hex\r\n.1  \r\n\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n\032\032frame-function-name\r\nmain\r\n\032\032frame-args\r\n \\(\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n"

set pat_end "\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032frame-end\r\n(\r\n\032\032frame-begin .*\r\n\r\n\032\032frame-end\r\n)*$gdb_prompt$"

gdb_test_multiple "backtrace" "backtrace from shlibrary" {
    -re "$pat_begin$escapedsrcfile$pat_end" {
	pass $gdb_test_name
    }
    -re "$pat_begin.*$srcfile$pat_end" {
	setup_xfail "*-*-*" 1270
	fail $gdb_test_name
    }
}


#
# test printing a frame with some arguments: 
# annotate-arg-begin
# annotate-arg-name-end
# annotate-arg-value
# annotate-arg-end
#

if [target_info exists gdb,nosignals] {
    unsupported "send SIGUSR1"
    unsupported "backtrace @ signal handler"
} else {
    gdb_test_multiple "signal SIGUSR1" "send SIGUSR1" {
	-re "\r\n\032\032post-prompt\r\nContinuing with signal SIGUSR1.\r\n\r\n\032\032starting\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)+\r\n\r\n\032\032breakpoint 2\r\n\r\nBreakpoint 2, \r\n\032\032frame-begin 0 $hex\r\n\r\n\032\032frame-function-name\r\nhandle_USR1\r\n\032\032frame-args\r\n \\(\r\n\032\032arg-begin\r\nsig\r\n\032\032arg-name-end\r\n=\r\n\032\032arg-value -\r\n$decimal\r\n\032\032arg-end\r\n\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n${escapedsrcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032source.*annota1.c:.*:.*:beg:$hex\r\n$decimal\[^\r\n\]+\r\n\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
	    pass $gdb_test_name
	}
	-re "\r\n\032\032post-prompt\r\nContinuing with signal SIGUSR1.\r\n\r\n\032\032starting\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)+\r\n\r\n\032\032breakpoint 2\r\n\r\nBreakpoint 2, \r\n\032\032frame-begin 0 $hex\r\n\r\n\032\032frame-function-name\r\nhandle_USR1\r\n\032\032frame-args\r\n \\(\r\n\032\032arg-begin\r\nsig\r\n\032\032arg-name-end\r\n=\r\n\032\032arg-value -\r\n$decimal\r\n\032\032arg-end\r\n\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n.*${srcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032source.*annota1.c:.*:.*:beg:$hex\r\n$decimal\[^\r\n\]+\r\n\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
	    setup_xfail "*-*-*" 1270
	    fail $gdb_test_name
	}
    }

    #
    # test:
    # annotate-signal-handler-caller
    #
    gdb_test_multiple "backtrace" "backtrace @ signal handler" {
	-re "frame-begin 0 $hex\r\n#0.*frame-end.*frame-begin 1 $hex\r\n#1.*(\032\032signal-handler-caller\r\n.signal handler called.\r\n\r\n)+\032\032frame-end\r\n\r\n\032\032frame-begin 2 $hex\r\n#2.*(frame-begin 3 $hex\r\n#3.*)*frame-end.*$gdb_prompt$" {
	    pass $gdb_test_name
	}
    }
}

#
# delete all the breakpoints
#
gdb_test_multiple "delete 1" "delete bp 1" {
    -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
	pass $gdb_test_name
    }
}

gdb_test_multiple "delete 2" "delete bp 2" {
    -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
	pass $gdb_test_name
    }
}

gdb_test_multiple "delete 3" "delete bp 3" {
    -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
	pass $gdb_test_name
    }
}

#
# break in main, after value is initialized. This is in preparation
# to test the annotate output for the display command.
#
gdb_test_multiple "break ${srcfile}:${main_line}" "break in main" {
    -re "post-prompt.*Breakpoint 4 at $hex: file ${escapedsrcfile}, line $main_line.*\032\032breakpoints-invalid.*$gdb_prompt$" {
	pass $gdb_test_name
    }
    -re "post-prompt.*Breakpoint 4 at $hex: file .*${srcfile}, line $main_line.*\032\032breakpoints-invalid.*$gdb_prompt$" {
	setup_xfail "*-*-*" 1270
	fail $gdb_test_name
    }
}

#
# display the value; test:
# annotate-display-begin
# annotate-display-number-end
# annotate-display-format
# annotate-display-expression
# annotate-display-expression-end
# annotate-display-end
# FIXME: annotate-display-value not tested
#
gdb_test_multiple "display value" "set up display" {
    -re "post-prompt\r\n\r\n\032\032display-begin\r\n1\r\n\032\032display-number-end\r\n: \r\n\032\032display-format\r\n\r\n\032\032display-expression\r\nvalue\r\n\032\032display-expression-end\r\n = \r\n\032\032display-expression\r\n7\r\n\r\n\032\032display-end\r\n$gdb_prompt$" {
	pass "set up display"
    }
}


# should ask query. Test annotate-query.
# we don't care about anything else here, only the query.

send_gdb "run\n"
gdb_expect {
  -re "pre-query.*already.*\\(y or n\\).*query\r\n" {
         send_gdb "y\n"
         gdb_expect {
	     -re ".*post-query.*$gdb_prompt$" \
		     { pass "re-run" }
	     -re ".*$gdb_prompt$"  { fail "re-run" }
	     timeout { fail "re-run (timeout)" }
	 }
     }
  -re ".*$gdb_prompt$"  { fail "re-run" }
  timeout { fail "re-run (timeout)" }
}

#
# Test that breakpoints-invalid is issued once and only once for
# breakpoint ignore count changes, after annotation stopped.
#

set value_inc_line [gdb_get_line_number "increment value"]

gdb_test_multiple "break $value_inc_line" "break at value++" {
    -re "Breakpoint 5 at $hex: file .*$srcfile, line $value_inc_line.*$gdb_prompt$" {
	pass "break at value++"
    }
}

gdb_test_multiple "ignore 5 4" "ignore 5 4" {
    -re "Will ignore next 4 crossings of breakpoint 5.*$gdb_prompt$" {
	pass "ignore 5 4"
    }
}

gdb_test_multiple "continue" "annotate ignore count change" {
    -re ".*breakpoints-invalid.*breakpoints-invalid.*$gdb_prompt$" {
	fail "annotate ignore count change"
    }
    -re ".*$srcfile:$value_inc_line:.*\032\032stopped\r\n$gdb_prompt$" {
	pass "annotate ignore count change"
    }
}

# check that ignore command is working, or the above can provide
# misleading assurance ...

gdb_test_multiple "next" "next to exit loop" {
    -re "source .*annota1.c.*$gdb_prompt$" {
    }
}

set after_loop_line [gdb_get_line_number "after loop"]

gdb_test_multiple "next" "breakpoint ignore count" {
    -re ".*$srcfile:$after_loop_line:.*$gdb_prompt$" {
	pass "breakpoint ignore count"
    }
}

# Get the inferior's PID for later.

set pid -1
gdb_test_multiple "info inferior 1" "get inferior pid" {
    -re "process (\[0-9\]*).*$gdb_prompt$" {
	set pid $expect_out(1,string)
	pass $gdb_test_name
    }
}

#
# Send a signal that is not handled; test:
# annotate-signalled
# annotate-signal-name
# annotate-signal-name-end
# annotate-signal-string
# annotate-signal-string-end
# FIXME: annotate-signal not tested (requires that the inferior be 
#                        stopped by a "random" signal)

if [target_info exists gdb,nosignals] {
    unsupported "signal sent"
} else {
    gdb_test_multiple "signal SIGTRAP" "signal sent" {
	-re ".*\032\032post-prompt\r\nContinuing with signal SIGTRAP.\r\n\r\n\032\032starting\(\r\n\r\n\032\032frames-invalid\)+\r\n\r\n\032\032signalled\r\n\r\nProgram terminated with signal \r\n\032\032signal-name\r\nSIGTRAP\r\n\032\032signal-name-end\r\n, \r\n\032\032signal-string\r\nTrace.breakpoint trap\r\n\032\032signal-string-end\r\n.\r\nThe program no longer exists.\r\n\r\n\032\032thread-exited,id=\"${decimal}\",group-id=\"i${decimal}\"\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
	    pass $gdb_test_name
	}
    }
}

# Check for production of a core file and remove it!

set test "cleanup core file"
if { [remote_file host exists core] } {
    remote_file host delete core
    pass "$test (removed)"
} elseif { $pid != -1 && [remote_file host exists core.$pid] } {
    remote_file host delete core.$pid
    pass "$test (removed)"
} else {
    pass "$test (not dumped)"
}

proc thread_test {} {
    global subdir srcdir testfile srcfile binfile
    global gdb_prompt old_gdb_prompt
    global decimal
    set srcfile watch_thread_num.c
    set binfile [standard_output_file ${testfile}-watch_thread_num]
    set gdb_prompt $old_gdb_prompt

    if { ![get_compiler_info] && [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] == "" } {

	gdb_exit
	gdb_start
	gdb_reinitialize_dir $srcdir/$subdir
	gdb_load ${binfile}
	if { ![runto main] } then {
	    fail "run to main"
	    return
	}

	set linenum [gdb_get_line_number "all threads started"]
	gdb_breakpoint "$linenum"

	set linenum [gdb_get_line_number "first child thread exited"]
	gdb_breakpoint "$linenum"

	set gdb_prompt \
	    "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"

	gdb_test_multiple "set annotate 2" "" {
	    -re "set annotate 2\r\n$gdb_prompt$" {
	    }
	}

	gdb_test_multiple "continue" "new thread" {
	    -re "\032\032new-thread.*\r\n$gdb_prompt$" {
		pass $gdb_test_name
	    }
	}

    gdb_test_multiple "continue" "thread exit" {
	    -re "\032\032thread-exited,id=\"${decimal}\",group-id=\"i${decimal}\".*\r\n$gdb_prompt$" {
		pass $gdb_test_name
	    }
    }
    }
}

proc thread_switch {} {
    gdb_test_multiple "thread 1" "thread switch" {
	-re ".*\032\032thread-changed" {
	    pass $gdb_test_name
	}
    }
}

thread_test
thread_switch

# restore the original prompt for the rest of the testsuite

set gdb_prompt $old_gdb_prompt