mi-var-display.exp revision 1.1 
1# Copyright 1999-2014 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# Test essential Machine interface (MI) operations
17#
18# Verify that, using the MI, we can create, update, delete variables.
19#
20
21
22load_lib mi-support.exp
23set MIFLAGS "-i=mi"
24
25gdb_exit
26if [mi_gdb_start] {
27    continue
28}
29
30standard_testfile var-cmd.c
31
32if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
33    untested mi-var-display.exp
34    return -1
35}
36
37mi_delete_breakpoints
38mi_gdb_reinitialize_dir $srcdir/$subdir
39mi_gdb_load ${binfile}
40
41set line_dct_end [gdb_get_line_number "{int a = 0;}"]
42
43mi_create_breakpoint "$srcfile:$line_dct_end" 1 keep do_children_tests ".*var-cmd.c" $line_dct_end $hex \
44    "break-insert operation"
45
46mi_run_cmd
47mi_expect_stop "breakpoint-hit" "do_children_tests" "" ".*var-cmd.c" \
48	$line_dct_end { "" "disp=\"keep\"" } "run to main"
49
50#####       #####
51#               #
52# Display tests #
53#               #
54#####       #####
55
56# Test: c_variable-6.1
57# Desc: create variable bar
58mi_create_varobj bar bar "create local variable bar"
59
60# Test: c_variable-6.2
61# Desc: type of variable bar
62mi_gdb_test "-var-info-type bar" \
63	"\\^done,type=\"int\"" \
64	"info type variable bar"
65
66# Test: c_variable-6.3
67# Desc: format of variable bar
68mi_gdb_test "-var-show-format bar" \
69	"\\^done,format=\"natural\"" \
70	"show format variable bar"
71
72# Test: c_variable-6.4
73# Desc: value of variable bar
74mi_gdb_test "-var-evaluate-expression bar" \
75	"\\^done,value=\"2121\"" \
76	"eval variable bar"
77
78# Test: c_variable-6.5
79# Desc: change format of bar to hex
80mi_gdb_test "-var-set-format bar hexadecimal" \
81	"\\^done,format=\"hexadecimal\",value=\"0x849\"" \
82	"set format variable bar"
83
84# Test: c_variable-6.6
85# Desc: value of bar with new format
86mi_gdb_test "-var-evaluate-expression bar" \
87	"\\^done,value=\"0x849\"" \
88	"eval variable bar with new format"
89
90# Test: c_variable-6.7
91# Desc: change value of bar
92mi_gdb_test "-var-assign bar 3" \
93	"\\^done,value=\"0x3\"" \
94	"assing to variable bar"
95
96mi_gdb_test "-var-set-format bar decimal" \
97	"\\^done,format=\"decimal\",value=\"3\"" \
98	"set format variable bar"
99
100mi_gdb_test "-var-evaluate-expression bar" \
101	"\\^done,value=\"3\"" \
102	"eval variable bar with new value"
103
104mi_gdb_test "-var-delete bar" \
105	"\\^done,ndeleted=\"1\"" \
106	"delete var bar"
107
108# Test: c_variable-6.11
109# Desc: create variable foo
110mi_create_varobj foo foo "create local variable foo"
111
112# Test: c_variable-6.12
113# Desc: type of variable foo
114mi_gdb_test "-var-info-type foo" \
115	"\\^done,type=\"int \\*\"" \
116	"info type variable foo"
117
118# Test: c_variable-6.13
119# Desc: format of variable foo
120mi_gdb_test "-var-show-format foo" \
121	"\\^done,format=\"natural\"" \
122	"show format variable foo"
123
124# Test: c_variable-6.14
125# Desc: value of variable foo
126mi_gdb_test "-var-evaluate-expression foo" \
127	"\\^done,value=\"$hex\"" \
128	"eval variable foo"
129
130# Test: c_variable-6.15
131# Desc: change format of var to octal
132mi_gdb_test "-var-set-format foo octal" \
133	"\\^done,format=\"octal\",value=\"$octal\"" \
134	"set format variable foo"
135
136mi_gdb_test "-var-show-format foo" \
137	"\\^done,format=\"octal\"" \
138	"show format variable foo"
139
140# Test: c_variable-6.16
141# Desc: value of foo with new format
142mi_gdb_test "-var-evaluate-expression foo" \
143	"\\^done,value=\"\[0-7\]+\"" \
144	"eval variable foo"
145
146# Test: c_variable-6.17
147# Desc: change value of foo
148mi_gdb_test "-var-assign foo 3" \
149	"\\^done,value=\"03\"" \
150	"assing to variable foo"
151
152mi_gdb_test "-var-set-format foo decimal" \
153	"\\^done,format=\"decimal\",value=\"3\"" \
154	"set format variable foo"
155
156# Test: c_variable-6.18
157# Desc: check new value of foo
158mi_gdb_test "-var-evaluate-expression foo" \
159	"\\^done,value=\"3\"" \
160	"eval variable foo"
161
162
163# Test: c_variable-6.19
164# Desc: check optional format parameter of var-evaluate-expression
165#       and check that current format is not changed
166mi_gdb_test "-var-evaluate-expression -f hex foo" \
167	"\\^done,value=\"0x3\"" \
168	"eval variable foo in hex"
169
170mi_gdb_test "-var-show-format foo" \
171	"\\^done,format=\"decimal\"" \
172	"show format variable foo after eval in hex"
173
174mi_gdb_test "-var-evaluate-expression -f octal foo" \
175	"\\^done,value=\"03\"" \
176	"eval variable foo in octal"
177
178mi_gdb_test "-var-show-format foo" \
179	"\\^done,format=\"decimal\"" \
180	"show format variable foo after eval in octal"
181
182mi_gdb_test "-var-evaluate-expression -f decimal foo" \
183	"\\^done,value=\"3\"" \
184	"eval variable foo in decimal"
185
186mi_gdb_test "-var-show-format foo" \
187	"\\^done,format=\"decimal\"" \
188	"show format variable foo after eval in decimal"
189
190mi_gdb_test "-var-evaluate-expression -f nat foo" \
191	"\\^done,value=\"0x3\"" \
192	"eval variable foo in natural"
193
194mi_gdb_test "-var-show-format foo" \
195	"\\^done,format=\"decimal\"" \
196	"show format variable foo after eval in natural"
197
198mi_gdb_test "-var-evaluate-expression -f bin foo" \
199	"\\^done,value=\"11\"" \
200	"eval variable foo in binary"
201
202mi_gdb_test "-var-show-format foo" \
203	"\\^done,format=\"decimal\"" \
204	"show format variable foo after eval in binary"
205
206mi_gdb_test "-var-delete foo" \
207	"\\^done,ndeleted=\"1\"" \
208	"delete var foo"
209
210# Test: c_variable-6.21
211# Desc: create variable weird and children
212mi_create_varobj weird weird "create local variable weird"
213
214mi_list_varobj_children weird {
215        {weird.integer integer 0 int}
216        {weird.character character 0 char}
217        {weird.char_ptr char_ptr 1 "char \\*"}
218        {weird.long_int long_int 0 "long"}
219        {weird.int_ptr_ptr int_ptr_ptr 1 "int \\*\\*"}
220        {weird.long_array long_array 10 "long \\[10\\]"}
221        {weird.func_ptr func_ptr 0 "void \\(\\*\\)\\((void)?\\)"}
222        {weird.func_ptr_struct func_ptr_struct 0 \
223                 "struct _struct_decl \\(\\*\\)(\\(int, char \\*, long\\))?"}
224        {weird.func_ptr_ptr func_ptr_ptr 0 \
225                 "struct _struct_decl \\*\\(\\*\\)\\((int, char \\*, long)?\\)"}
226        {weird.u1 u1 4 "union \\{\\.\\.\\.\\}"}
227        {weird.s2 s2 4 "struct \\{\\.\\.\\.\\}"}
228} "get children local variable weird"
229
230
231# Test: c_variable-6.23
232# Desc: change format of weird.func_ptr and weird.func_ptr_ptr
233mi_gdb_test "-var-set-format weird.func_ptr hexadecimal" \
234	"\\^done,format=\"hexadecimal\",value=\"$hex\"" \
235	"set format variable weird.func_ptr"
236
237mi_gdb_test "-var-show-format weird.func_ptr" \
238	"\\^done,format=\"hexadecimal\"" \
239	"show format variable weird.func_ptr"
240
241mi_gdb_test "-var-set-format weird.func_ptr_ptr hexadecimal" \
242	"\\^done,format=\"hexadecimal\",value=\"$hex\"" \
243	"set format variable weird.func_ptr_ptr"
244
245mi_gdb_test "-var-show-format weird.func_ptr_ptr" \
246	"\\^done,format=\"hexadecimal\"" \
247	"show format variable weird.func_ptr_ptr"
248
249# Test: c_variable-6.24
250# Desc: format of weird and children
251mi_gdb_test "-var-set-format weird natural" \
252	"\\^done,format=\"natural\",value=\"$hex\"" \
253	"set format variable weird"
254
255mi_gdb_test "-var-set-format weird.integer natural" \
256	"\\^done,format=\"natural\",value=\"123\"" \
257	"set format variable weird.integer"
258
259mi_gdb_test "-var-set-format weird.character natural" \
260	"\\^done,format=\"natural\",value=\"0 '\\\\\\\\000'\"" \
261	"set format variable weird.character"
262
263mi_gdb_test "-var-set-format weird.char_ptr natural" \
264	"\\^done,format=\"natural\",value=\"$hex \\\\\"hello\\\\\"\"" \
265	"set format variable weird.char_ptr"
266
267mi_gdb_test "-var-set-format weird.long_int natural" \
268	"\\^done,format=\"natural\",value=\"0\"" \
269	"set format variable weird.long_int"
270
271mi_gdb_test "-var-set-format weird.int_ptr_ptr natural" \
272	"\\^done,format=\"natural\",value=\"$hex\"" \
273	"set format variable weird.int_ptr_ptr"
274
275mi_gdb_test "-var-set-format weird.long_array natural" \
276	"\\^done,format=\"natural\",value=\"\\\[10\\\]\"" \
277	"set format variable weird.long_array"
278
279mi_gdb_test "-var-set-format weird.func_ptr hexadecimal" \
280	"\\^done,format=\"hexadecimal\",value=\"$hex\"" \
281	"set format variable weird.func_ptr"
282
283mi_gdb_test "-var-set-format weird.func_ptr_struct hexadecimal" \
284	"\\^done,format=\"hexadecimal\",value=\"$hex\"" \
285	"set format variable weird.func_ptr_struct"
286
287mi_gdb_test "-var-set-format weird.func_ptr_ptr natural" \
288	"\\^done,format=\"natural\",value=\"0x0\"" \
289	"set format variable weird.func_ptr_ptr"
290
291mi_gdb_test "-var-set-format weird.u1 natural" \
292	"\\^done,format=\"natural\",value=\"\{...\}\"" \
293	"set format variable weird.u1"
294
295mi_gdb_test "-var-set-format weird.s2 natural" \
296	"\\^done,format=\"natural\",value=\"\{...\}\"" \
297	"set format variable weird.s2"
298
299# Test: c_variable-6.25
300# Desc: value of weird and children
301#gdbtk_test c_variable-6.25 {value of weird and children} {
302#  set values {}
303#  foreach v [lsort [array names var]] f [list x "" "" x x x x d d d d d] {
304#    lappend values [value $v $f]
305#  }
306
307#  set values
308#} {ok ok ok ok ok ok ok ok weird.long_array ok weird.s2 weird.u1}
309
310# Test: c_variable-6.26
311# Desc: change format of weird and children to octal
312#gdbtk_test c_variable-6.26 {change format of weird and children to octal} {
313#  set formats {}
314#  foreach v [lsort [array names var]] {
315#    $var($v) format octal
316#    lappend formats [$var($v) format]
317#  }
318
319#  set formats
320#} {octal octal octal octal octal octal octal octal octal octal octal octal}
321
322# Test: c_variable-6.27
323# Desc: value of weird and children with new format
324#gdbtk_test c_variable-6.27 {value of foo with new format} {
325#  set values {}
326#  foreach v [lsort [array names var]] {
327#    lappend values [value $v o]
328#  }
329
330#  set values
331#} {ok ok ok ok ok ok ok ok weird.long_array ok weird.s2 weird.u1}
332
333# Test: c_variable-6.30
334# Desc: create more children of weird
335#gdbtk_test c_variable-6.30 {create more children of weird} {
336#  foreach v [array names var] {
337#    get_children $v
338#  }
339
340#  # Do it twice to get more children
341#  foreach v [array names var] {
342#    get_children $v
343#  }
344
345#  lsort [array names var]
346#} {weird weird.char_ptr weird.character weird.func_ptr weird.func_ptr_ptr weird.func_ptr_struct weird.int_ptr_ptr weird.int_ptr_ptr.*int_ptr_ptr weird.int_ptr_ptr.*int_ptr_ptr.**int_ptr_ptr weird.integer weird.long_array weird.long_array.0 weird.long_array.1 weird.long_array.2 weird.long_array.3 weird.long_array.4 weird.long_array.5 weird.long_array.6 weird.long_array.7 weird.long_array.8 weird.long_array.9 weird.long_int weird.s2 weird.s2.g weird.s2.h weird.s2.i weird.s2.i.0 weird.s2.i.1 weird.s2.i.2 weird.s2.i.3 weird.s2.i.4 weird.s2.i.5 weird.s2.i.6 weird.s2.i.7 weird.s2.i.8 weird.s2.i.9 weird.s2.u2 weird.s2.u2.f weird.s2.u2.u1s1 weird.s2.u2.u1s2 weird.u1 weird.u1.a weird.u1.b weird.u1.c weird.u1.d}
347
348# Test: c_variable-6.31
349# Desc: check that all children of weird change
350#       Ok, obviously things like weird.s2 and weird.u1 will not change!
351#gdbtk_test *c_variable-6.31 {check that all children of weird change (ops, we are now reporting array names as changed in this case - seems harmless though)} {
352#  $var(weird) value 0x2121
353#  check_update
354#} {{weird.integer weird.character weird.char_ptr weird.long_int weird.int_ptr_ptr weird.int_ptr_ptr.*int_ptr_ptr weird.int_ptr_ptr.*int_ptr_ptr.**int_ptr_ptr weird.long_array.0 weird.long_array.1 weird.long_array.2 weird.long_array.3 weird.long_array.4 weird.long_array.5 weird.long_array.6 weird.long_array.7 weird.long_array.8 weird.long_array.9 weird.func_ptr weird.func_ptr_struct weird.func_ptr_ptr weird.u1.a weird.u1.b weird.u1.c weird.u1.d weird.s2.u2.f weird.s2.g weird.s2.h weird.s2.i.0 weird.s2.i.1 weird.s2.i.2 weird.s2.i.3 weird.s2.i.4 weird.s2.i.5 weird.s2.i.6 weird.s2.i.7 weird.s2.i.8 weird.s2.i.9} {weird.s2.i weird.s2.u2 weird weird.s2.u2.u1s1 weird.s2.u2.u1s2 weird.s2 weird.long_array weird.u1} {}}
355
356mi_gdb_test "-var-delete weird" \
357	"\\^done,ndeleted=\"12\"" \
358	"delete var weird"
359
360
361#####               #####
362#                       #
363# Special Display Tests #
364#                       #
365#####               #####
366
367# Stop at the end of "do_special_tests"
368
369set line_dst_incr_a_2 [gdb_get_line_number "incr_a(2);"]
370
371mi_create_breakpoint "$line_dst_incr_a_2" 2 keep do_special_tests ".*var-cmd.c" $line_dst_incr_a_2 $hex \
372	"break-insert operation 2"
373
374mi_execute_to "exec-continue" "breakpoint-hit" "do_special_tests" "" \
375    ".*var-cmd.c" $line_dst_incr_a_2 { "" "disp=\"keep\"" } \
376    "continue to do_special_tests"
377
378# Test: c_variable-7.10
379# Desc: create union u
380mi_create_varobj u u "create local variable u"
381
382# Test: c_variable-7.11
383# Desc: value of u
384mi_gdb_test "-var-evaluate-expression u" \
385	"\\^done,value=\"\{\\.\\.\\.\}\"" \
386	"eval variable u"
387
388# Test: c_variable-7.12
389# Desc: type of u
390mi_gdb_test "-var-info-type u" \
391	"\\^done,type=\"union named_union\"" \
392	"info type variable u"
393
394# Test: c_variable-7.13
395# Desc: is u editable
396mi_gdb_test "-var-show-attributes u" \
397	"\\^done,attr=\"noneditable\"" \
398	"is u editable"
399
400# Test: c_variable-7.14
401# Desc: number of children of u
402mi_gdb_test "-var-info-num-children u" \
403	"\\^done,numchild=\"2\"" \
404	"get number of children of u"
405
406# Test: c_variable-7.15
407# Desc: children of u
408mi_list_varobj_children u {
409        {u.integer integer 0 int}
410        {u.char_ptr char_ptr 1 {char \*}}
411} "get children of u"
412
413# Test: c_variable-7.20
414# Desc: create anonu
415mi_create_varobj anonu anonu "create local variable anonu"
416
417# Test: c_variable-7.21
418# Desc: value of anonu
419mi_gdb_test "-var-evaluate-expression anonu" \
420	"\\^done,value=\"\{\\.\\.\\.\}\"" \
421	"eval variable anonu"
422
423# Test: c_variable-7.22
424# Desc: type of anonu
425mi_gdb_test "-var-info-type anonu" \
426	"\\^done,type=\"union \{\\.\\.\\.\}\"" \
427	"info type variable anonu"
428
429# Test: c_variable-7.23
430# Desc: is anonu editable
431mi_gdb_test "-var-show-attributes anonu" \
432	"\\^done,attr=\"noneditable\"" \
433	"is anonu editable"
434
435# Test: c_variable-7.24
436# Desc: number of children of anonu
437mi_gdb_test "-var-info-num-children anonu" \
438	"\\^done,numchild=\"3\"" \
439	"get number of children of anonu"
440
441# Test: c_variable-7.25
442# Desc: children of anonu
443mi_list_varobj_children "anonu" {
444        {anonu.a a 0 int}
445        {anonu.b b 0 char}
446        {anonu.c c 0 "long"}
447} "get children of anonu"
448
449# Test: c_variable-7.30
450# Desc: create struct s
451mi_create_varobj s s "create local variable s"
452
453
454# Test: c_variable-7.31
455# Desc: value of s
456mi_gdb_test "-var-evaluate-expression s" \
457	"\\^done,value=\"\{\\.\\.\\.\}\"" \
458	"eval variable s"
459
460# Test: c_variable-7.32
461# Desc: type of s
462mi_gdb_test "-var-info-type s" \
463	"\\^done,type=\"struct _simple_struct\"" \
464	"info type variable s"
465
466# Test: c_variable-7.33
467# Desc: is s editable
468mi_gdb_test "-var-show-attributes s" \
469	"\\^done,attr=\"noneditable\"" \
470	"is s editable"
471
472# Test: c_variable-7.34
473# Desc: number of children of s
474mi_gdb_test "-var-info-num-children s" \
475	"\\^done,numchild=\"6\"" \
476	"get number of children of s"
477
478# Test: c_variable-7.35
479# Desc: children of s
480mi_list_varobj_children s {
481        {s.integer integer 0 int}
482        {s.unsigned_integer unsigned_integer 0 "unsigned int"}
483        {s.character character 0 char}
484        {s.signed_character signed_character 0 "signed char"}
485        {s.char_ptr char_ptr 1 {char \*}}
486        {s.array_of_10 array_of_10 10 {int \[10\]}}
487} "get children of s"
488#} {integer unsigned_integer character signed_character char_ptr array_of_10}
489
490# Test: c_variable-7.40
491# Desc: create anons
492mi_create_varobj anons anons "create local variable anons"
493
494# Test: c_variable-7.41
495# Desc: value of anons
496mi_gdb_test "-var-evaluate-expression anons" \
497	"\\^done,value=\"\{\\.\\.\\.\}\"" \
498	"eval variable anons"
499
500# Test: c_variable-7.42
501# Desc: type of anons
502mi_gdb_test "-var-info-type anons" \
503	"\\^done,type=\"struct \{\\.\\.\\.\}\"" \
504	"info type variable anons"
505
506# Test: c_variable-7.43
507# Desc: is anons editable
508mi_gdb_test "-var-show-attributes anons" \
509	"\\^done,attr=\"noneditable\"" \
510	"is anons editable"
511
512# Test: c_variable-7.44
513# Desc: number of children of anons
514mi_gdb_test "-var-info-num-children anons" \
515	"\\^done,numchild=\"3\"" \
516	"get number of children of anons"
517
518# Test: c_variable-7.45
519# Desc: children of anons
520mi_list_varobj_children anons {
521        {anons.a a 0 int}
522        {anons.b b 0 char}
523        {anons.c c 0 "long"}
524} "get children of anons"
525
526# Test: c_variable-7.50
527# Desc: create enum e
528mi_create_varobj e e "create local variable e"
529
530# Test: c_variable-7.51
531# Desc: value of e
532mi_gdb_test "-var-evaluate-expression e" \
533	"\\^done,value=\"bar\"" \
534	"eval variable e"
535
536# Test: c_variable-7.52
537# Desc: type of e
538mi_gdb_test "-var-info-type e" \
539	"\\^done,type=\"enum foo\"" \
540	"info type variable e"
541
542# Test: c_variable-7.53
543# Desc: is e editable
544mi_gdb_test "-var-show-attributes e" \
545	"\\^done,attr=\"editable\"" \
546	"is e editable"
547
548# Test: c_variable-7.54
549# Desc: number of children of e
550mi_gdb_test "-var-info-num-children e" \
551	"\\^done,numchild=\"0\"" \
552	"get number of children of e"
553
554# Test: c_variable-7.55
555# Desc: children of e
556mi_gdb_test "-var-list-children e" \
557	"\\^done,numchild=\"0\",has_more=\"0\"" \
558	"get children of e"
559
560# Test: c_variable-7.60
561# Desc: create anone
562mi_create_varobj anone anone "create local variable anone"
563
564# Test: c_variable-7.61
565# Desc: value of anone
566mi_gdb_test "-var-evaluate-expression anone" \
567	"\\^done,value=\"A\"" \
568	"eval variable anone"
569
570# Test: c_variable-7.70
571# Desc: create anone
572mi_gdb_test "-var-create anone * anone" \
573	"\\^error,msg=\"Duplicate variable object name\"" \
574	"create duplicate local variable anone"
575
576
577# Test: c_variable-7.72
578# Desc: type of anone
579mi_gdb_test "-var-info-type anone" \
580	"\\^done,type=\"enum \{\\.\\.\\.\}\"" \
581	"info type variable anone"
582
583
584# Test: c_variable-7.73
585# Desc: is anone editable
586mi_gdb_test "-var-show-attributes anone" \
587	"\\^done,attr=\"editable\"" \
588	"is anone editable"
589
590# Test: c_variable-7.74
591# Desc: number of children of anone
592mi_gdb_test "-var-info-num-children anone" \
593	"\\^done,numchild=\"0\"" \
594	"get number of children of anone"
595
596# Test: c_variable-7.75
597# Desc: children of anone
598mi_gdb_test "-var-list-children anone" \
599	"\\^done,numchild=\"0\",has_more=\"0\"" \
600	"get children of anone"
601
602
603# Record fp
604if ![mi_gdb_test "p/x \$fp" ".*($hex).*\\^done" "print FP register"] {
605    set fp $expect_out(3,string)
606}
607
608mi_continue_to "incr_a"
609
610# Test: c_variable-7.81
611# Desc: Create variables in different scopes
612mi_gdb_test "-var-create a1 * a" \
613	"\\^done,name=\"a1\",numchild=\"0\",value=\".*\",type=\"char\".*" \
614	"create local variable a1"
615
616if { [info exists fp] } {
617    mi_gdb_test "-var-create a2 $fp a" \
618	"\\^done,name=\"a2\",numchild=\"0\",value=\".*\",type=\"int\".*" \
619	"create variable a2 in different scope"
620} else {
621    untested "create variable a2 in different scope"
622}
623
624#gdbtk_test c_variable-7.81 {create variables in different scopes} {
625#  set a1 [gdb_variable create -expr a]
626#  set a2 [gdb_variable create -expr a -frame $fp]
627
628#  set vals {}
629#  lappend vals [$a1 value]
630#  lappend vals [$a2 value]
631#  set vals
632#} {2 1}
633
634
635mi_gdb_exit
636return 0
637