summaryrefslogtreecommitdiff
path: root/gdb/testsuite/gdb.base/annota1.exp
blob: dc8ba29ca4d0ac073d146fea531f8a8dc516a926 (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
#   Copyright 1999, 2000, 2001, 2002, 2003
#   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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  

# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu

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

if $tracelevel then {
    strace $tracelevel
}


# are we on a target board? If so, don't run these tests.
# note: this is necessary because we cannot use runto_main (which would
# work for remote targets too) because of the different prompt we get
# when using annotation level 2.
#
if [is_remote target] then {
    return 0
}


#
# test running programs
#
set prms_id 0
set bug_id 0

set testfile "annota1"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}

if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-w}] != "" } {
    gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}


gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}

if [target_info exists gdb_stub] {
    gdb_step_for_stub;
}

#
# the line at which break main will put the breakpoint
#
set main_line 32

# The commands we test here produce many lines of output; disable "press 
# <return> to continue" prompts.
send_gdb "set height 0\n"
gdb_expect -re "$gdb_prompt $"

#
# break at main
#
gdb_test "break main" \
    "Breakpoint.*at.* file .*$srcfile, 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
#
send_gdb "info break\n" 
gdb_expect {
    -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 "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$hex +\r\n\032\032field 5\r\nin main at .*${srcfile}:$main_line\r\n\r\n\032\032breakpoints-table-end\r\n$gdb_prompt$" \
	{ setup_xfail "*-*-*" 1270
          fail "breakpoint info"}
   -re ".*$gdb_prompt$" { fail "breakpoint info" }
   timeout { fail "breakpoint info (timeout)" }
}


#
# 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
send_gdb "run\n"
gdb_expect {
    -re "\r\n\032\032post-prompt\r\nStarting program: $binfile \(\r\n\r\n\032\032frames-invalid\)+\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n\032\032starting\(\r\n\r\n\032\032frames-invalid\)+\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n\032\032breakpoint 1\r\n\r\nBreakpoint 1, \r\n\032\032frame-begin 0 $hex\r\n\r\n\032\032frame-function-name\r\nmain\r\n\032\032frame-args\r\n \\(\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n.*annota1.c\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n$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$" {
	pass "run until main breakpoint" 
    }
    -re ".*$gdb_prompt$" { 
	fail "run until main breakpoint" 
    }
    timeout { 
	fail "run until main breakpoint (timeout)" 
    }
  }
#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
#
send_gdb "next\n" 
gdb_expect {
    -re ".*$gdb_prompt$" { pass "go after array init line" }
    timeout { fail "go after array init line (timeout)" }
}


#
# 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)
#
send_gdb "print my_array\n"
gdb_expect {
  -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 "print array" }
  -re ".*$gdb_prompt$"     { fail "print array" }
  timeout	            { fail "print array (timeout)" }
}


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

#exp_internal 1
send_gdb "print non_existent_value\n"
gdb_expect {
  -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 "print non_existent_value" }
  -re ".*$gdb_prompt$"     { fail "print non_existent_value" }
  timeout	            { fail "print non_existent_value (timeout)" }
}


#
# 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
#
send_gdb "break handle_USR1\n"
gdb_expect {
  -re  "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex: file.*$srcfile, line.*\r\n$gdb_prompt$" \
	    { pass "breakpoint handle_USR1" }
  -re ".*$gdb_prompt$"     { fail "break at handle_USR1" }
  timeout	            { fail "break at handle_USR1 (timeout)" }
}

#
# break at printf. When we are stopped at printf, we can test 
#
send_gdb "break printf\n"
gdb_expect {
  -re  "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex.*$gdb_prompt$" \
	    { pass "breakpoint printf" }
  -re ".*$gdb_prompt$"     { fail "break printf" }
  timeout	            { fail "break printf (timeout)" }
}

#
# get to printf
#
send_gdb "continue\n"
gdb_expect {
  -re "\r\n\032\032post-prompt\r\nContinuing.\r\n\r\n\032\032starting\r\n\r\n\032\032frames-invalid\r\n\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\nprintf\r\n\032\032frame-args\r\n.*\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" \
	  { pass "continue to printf" }
  -re ".*$gdb_prompt$"     { fail "continue to printf" }
  timeout	            { fail "continue to printf (timeout)" }
}

#
# test:
# annotate-frame-where
# annotate-frame-address
# annotate-frame-address-end
#
send_gdb "backtrace\n"
gdb_expect {
    -re "\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\nprintf\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${escapedsrcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032frame-end\r\n(\r\n\032\032frame-begin .*\r\n\r\n\032\032frame-end\r\n)*$gdb_prompt$" \
	  { pass "backtrace from shlibrary" }
    -re "\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\nprintf\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.*${srcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032frame-end\r\n(\r\n\032\032frame-begin .*\r\n\r\n\032\032frame-end\r\n)*$gdb_prompt$" \
	  { setup_xfail "*-*-*" 1270
            fail "backtrace from shlibrary" }
  -re ".*$gdb_prompt$"     { fail "backtrace from shlibrary" }
  timeout	            { fail "backtrace from shlibrary (timeout)" }
}


#
# test printing a frame with some arguments: 
# annotate-arg-begin
# annotate-arg-name-end
# annotate-arg-value
# annotate-arg-end
#
send_gdb "signal SIGUSR1\n"
gdb_expect {
    -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\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\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" \
	{ pass "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\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\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" \
	{ setup_xfail "*-*-*" 1270
          fail "send SIGUSR1" }
  -re ".*$gdb_prompt$"     { fail "send SIGUSR1" }
  timeout	            { fail "send SIGUSR1 (timeout)" }
}


#
# test:
# annotate-signal-handler-caller
#
verbose "match_max local is: [match_max]"
verbose "match_max default is: [match_max -d]"
# This is necessary because a 2000 buffer is not enought to get everything
# up to the prompt ad the test gets a timeout.
match_max 3000
verbose "match_max now is: [match_max]"
send_gdb "backtrace\n"
gdb_expect {
    -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$" {
	pass "backtrace @ signal handler"
    }
    -re ".*$gdb_prompt$"   { fail "backtrace @ signal handler" }
    timeout                { fail "backtrace @ signal handler (timeout)" }
}

#
# delete all the breakpoints
#
send_gdb "delete 1\n"
gdb_expect {
     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" \
          { pass "delete bp 1" }
     -re ".*$gdb_prompt$"  { fail "delete bp 1" }
     timeout { fail "delete bp 1 (timeout)" }
}

send_gdb "delete 2\n"
gdb_expect {
     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" \
	     { pass "delete bp 2" }
     -re ".*$gdb_prompt$"  { fail "delete bp 2 " }
     timeout { fail "delete bp 2 (timeout)" }
}

send_gdb "delete 3\n"
gdb_expect {
     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" \
	     { pass "delete bp 3" }
     -re ".*$gdb_prompt$"  { fail "delete bp 3" }
     timeout { fail "delete bp 3 (timeout)" }
}

#
# break at main, after value is initialized. This is in preparation
# to test the annotate output for the display command.
#
send_gdb "break main\n"
gdb_expect {
    -re "post-prompt.*\032\032breakpoints-invalid.*Breakpoint 4 at $hex: file ${escapedsrcfile}, line $main_line.*$gdb_prompt$" \
	     { pass "break at 28" }
    -re "post-prompt.*\032\032breakpoints-invalid.*Breakpoint 4 at $hex: file .*${srcfile}, line $main_line.*$gdb_prompt$" \
	     { setup_xfail "*-*-*" 1270
               fail "break at 28" }
     -re ".*$gdb_prompt$"  { fail "break at 28" }
     timeout { fail "break at 28 (timeout)" }
}

#
# 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
#
send_gdb "display value\n"
gdb_expect {
    -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" }
     -re ".*$gdb_prompt$"  { fail "set up display" }
     timeout { fail "set up display (timeout)" }
}


# 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.
#
send_gdb "break 46\n"
gdb_expect {
    -re "Breakpoint 5 at $hex: file .*$srcfile, line 46.*$gdb_prompt$" {
	pass "break at 46"
    }
    -re ".*$gdb_prompt$" { fail "break at 46" }
    timeout { fail "break at 46 (timeout)" }
}

send_gdb "ignore 5 4\n"
gdb_expect {
    -re "Will ignore next 4 crossings of breakpoint 5.*$gdb_prompt$" {
	pass "ignore 5 4"
    }
    -re ".*$gdb_prompt$" { fail "ignore 5 4" }
    timeout { fail "ignore 5 4 (timeout)" }
}

send_gdb "continue\n"
gdb_expect {
    -re ".*$srcfile:46:.*\032\032stopped\r\n\r\n\032\032breakpoints-invalid\r\n$gdb_prompt$" {
	pass "annotate ignore count change"
    }
    -re ".*$gdb_prompt$" { fail "annotate ignore count change" }
    timeout { fail "annotate ignore count change (timeout)" }
}

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

send_gdb "next\n"
gdb_expect {
    -re "$gdb_prompt$" {}
    timeout { fail "next to exit loop" }
}

send_gdb "next\n"
gdb_expect {
    -re ".*$srcfile:49:.*$gdb_prompt$" {
	pass "breakpoint ignore count"
    }
    -re ".*$gdb_prompt$" { fail "breakpoint ignore count" }
    timeout { fail "breakpoint ignore count (timeout)" }
}

#
# 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)
#
# SIGTRAP signals are dropped before they get to the inferior process
# on hpux11.  In theory, this behaivor can be controlled by setting
# TTEO_NORM_SIGTRAP in the inferior, but doing so did not cause
# the signal to be properly delivered.
#
# It has been verified that other signals will be delivered.  However,
# rather than twiddle the test, I choose to leave it as-is as it
# exposes an interesting failure on hpux11.
setup_xfail hppa*-*-hpux11*
send_gdb "signal SIGTRAP\n"
gdb_expect {
  -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\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\032stopped\r\n$gdb_prompt$" \
	  { pass "signal sent" }
  -re ".*$gdb_prompt$" { fail "signal sent" }
  timeout { fail "signal sent (timeout)" }
}


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

set exec_output [remote_exec build "ls core"]

if [ regexp "core not found" $exec_output]  {
    pass "No core dumped"
} else {
  if [ regexp "No such file or directory" $exec_output] {
      pass "No core dumped"
  } else {
      remote_exec build "rm -f core"
      pass "Core dumped and removed"
  }
}

# restore the original prompt for the rest of the testsuite

set gdb_prompt $old_gdb_prompt