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1 # Copyright 1999, 2000, 2001, 2002, 2004, 2005, 2007, 2008
2 # Free Software Foundation, Inc.
3 #
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.
8 #
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.
13 #
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/>.
16
17 # Test essential Machine interface (MI) operations
18 #
19 # Verify that, using the MI, we can create, update, delete variables.
20 #
21
22
23 load_lib mi-support.exp
24 set MIFLAGS "-i=mi"
25
26 gdb_exit
27 if [mi_gdb_start] {
28     continue
29 }
30
31 set testfile "var-cmd"
32 set srcfile ${testfile}.c
33 set binfile ${objdir}/${subdir}/${testfile}
34 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DFAKEARGV}] != "" } {
35     untested mi-var-cmd.exp
36     return -1
37 }
38
39 mi_delete_breakpoints
40 mi_gdb_reinitialize_dir $srcdir/$subdir
41 mi_gdb_load ${binfile}
42
43
44 #####                   #####
45 #                           #
46 #  Variable Creation tests  #
47 #                           #
48 #####                   #####
49
50 # Test:  c_variable-1.1
51 # Desc:  Create global variable
52
53 mi_gdb_test "111-var-create global_simple * global_simple" \
54         "111\\^done,name=\"global_simple\",numchild=\"6\",value=\"{...}\",type=\"simpleton\"" \
55         "create global variable"
56
57 # Test: c_variable-1.2
58 # Desc: Create non-existent variable
59
60 mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \
61         "&\"mi_cmd_var_create: unable to create variable object\\\\n\".*112\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
62         "create non-existent variable"
63
64 # Test: c_variable-1.3
65 # Desc: Create out of scope variable
66
67 mi_gdb_test "113-var-create argc * argc" \
68         "&\"mi_cmd_var_create: unable to create variable object\\\\n\".*113\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
69         "create out of scope variable"
70
71 mi_runto do_locals_tests
72
73 set line_dlt_first_real [gdb_get_line_number "linteger = 1234;"]
74
75 mi_continue_to_line $line_dlt_first_real "step to real start of do_locals_test"
76
77
78 # Test: c_variable-1.4
79 # Desc: create local variables
80
81 mi_gdb_test "-var-create linteger * linteger" \
82         "\\^done,name=\"linteger\",numchild=\"0\",value=\".*\",type=\"int\"" \
83         "create local variable linteger"
84
85 mi_gdb_test "-var-create lpinteger * lpinteger" \
86         "\\^done,name=\"lpinteger\",numchild=\"1\",value=\"$hex\",type=\"int \\*\"" \
87         "create local variable lpinteger"
88
89 mi_gdb_test "-var-create lcharacter * lcharacter\[0\]" \
90         "\\^done,name=\"lcharacter\",numchild=\"0\",value=\".*\",type=\"char\"" \
91         "create local variable lcharacter "
92
93 mi_gdb_test "-var-create lpcharacter * lpcharacter" \
94         "\\^done,name=\"lpcharacter\",numchild=\"1\",value=\"$hex.*\",type=\"char \\*\"" \
95         "create local variable lpcharacter"
96
97 mi_gdb_test "-var-create llong * llong" \
98         "\\^done,name=\"llong\",numchild=\"0\",value=\".*\",type=\"long int\"" \
99         "create local variable llong"
100
101 mi_gdb_test "-var-create lplong * lplong" \
102         "\\^done,name=\"lplong\",numchild=\"1\",value=\"$hex\",type=\"long int \\*\"" \
103         "create local variable lplong"
104
105 mi_gdb_test "-var-create lfloat * lfloat" \
106         "\\^done,name=\"lfloat\",numchild=\"0\",value=\".*\",type=\"float\"" \
107         "create local variable lfloat"
108
109 mi_gdb_test "-var-create lpfloat * lpfloat" \
110         "\\^done,name=\"lpfloat\",numchild=\"1\",value=\"$hex\",type=\"float \\*\"" \
111         "create local variable lpfloat"
112
113 mi_gdb_test "-var-create ldouble * ldouble" \
114         "\\^done,name=\"ldouble\",numchild=\"0\",value=\".*\",type=\"double\"" \
115         "create local variable ldouble"
116
117 mi_gdb_test "-var-create lpdouble * lpdouble" \
118         "\\^done,name=\"lpdouble\",numchild=\"1\",value=\"$hex\",type=\"double \\*\"" \
119         "create local variable lpdouble"
120
121 mi_gdb_test "-var-create lsimple * lsimple" \
122         "\\^done,name=\"lsimple\",numchild=\"6\",value=\"{...}\",type=\"struct _simple_struct\"" \
123         "create local variable lsimple"
124
125 mi_gdb_test "-var-create lpsimple * lpsimple" \
126         "\\^done,name=\"lpsimple\",numchild=\"6\",value=\"$hex\",type=\"struct _simple_struct \\*\"" \
127         "create local variable lpsimple"
128
129 mi_gdb_test "-var-create func * func" \
130         "\\^done,name=\"func\",numchild=\"0\",value=\".*\",type=\"void \\(\\*\\)\\((void|)\\)\"" \
131         "create local variable func"
132
133 # Test: c_variable-1.5
134 # Desc: create lsimple.character
135 mi_gdb_test "-var-create lsimple.character * lsimple.character" \
136         "\\^done,name=\"lsimple.character\",numchild=\"0\",value=\".*\",type=\"char\"" \
137         "create lsimple.character"
138
139 # Test: c_variable-1.6
140 # Desc: create lpsimple->integer
141 mi_gdb_test "-var-create lsimple->integer * lsimple->integer" \
142         "\\^done,name=\"lsimple->integer\",numchild=\"0\",value=\".*\",type=\"int\"" \
143         "create lsimple->integer"
144
145 # Test: c_variable-1.7
146 # Desc: ceate lsimple.integer
147 mi_gdb_test "-var-create lsimple.integer * lsimple.integer" \
148         "\\^done,name=\"lsimple.integer\",numchild=\"0\",value=\".*\",type=\"int\"" \
149         "create lsimple->integer"
150
151
152 # Test: c_variable-1.9
153 # Desc: create type name
154 #    Type names (like int, long, etc..) are all proper expressions to gdb.
155 #    make sure variable code does not allow users to create variables, though.
156 mi_gdb_test "-var-create int * int" \
157         "&\"Attempt to use a type name as an expression.\\\\n\".*&\"mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
158         "create int"
159
160
161 #####             #####
162 #                     #
163 # Value changed tests #
164 #                     #
165 #####             #####
166
167 # Test: c_variable-2.1
168 # Desc: check whether values changed at do_block_tests
169 mi_gdb_test "-var-update *" \
170         "\\^done,changelist=\\\[\\\]" \
171         "update all vars"
172
173 # Step over "linteger = 1234;"
174 set line_dlt_linteger [gdb_get_line_number "lpinteger = &linteger;"]
175 mi_step_to "do_locals_tests" "" "var-cmd.c" $line_dlt_linteger "step at do_locals_test"
176
177 # Test: c_variable-2.2
178 # Desc: check whether only linteger changed values
179 mi_gdb_test "-var-update *" \
180         "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
181         "update all vars: linteger changed"
182
183 # Step over "lpinteger = &linteger;"
184 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 1] "step at do_locals_tests (2)"
185
186 # Test: c_variable-2.3
187 # Desc: check whether only lpinteger changed
188 mi_gdb_test "-var-update *" \
189         "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
190         "update all vars: lpinteger changed"
191
192 # Step over "lcharacter = 'a';"
193 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 2] "step at do_locals_tests (3)"
194
195 # Test: c_variable-2.4
196 # Desc: check whether only lcharacter changed
197 mi_gdb_test "-var-update *" \
198         "\\^done,changelist=\\\[\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
199         "update all vars: lcharacter changed"
200
201 # Step over "lpcharacter = &lcharacter;"
202 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 3] "step at do_locals_tests (4)"
203
204 # Test: c_variable-2.5
205 # Desc: check whether only lpcharacter changed
206 mi_gdb_test "-var-update *" \
207         "\\^done,changelist=\\\[\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
208         "update all vars: lpcharacter changed"
209
210
211 # Step over:
212 #  llong = 2121L;
213 #  lplong = &llong;
214 #  lfloat = 2.1;
215 #  lpfloat = &lfloat;
216 #  ldouble = 2.718281828459045;
217 #  lpdouble = &ldouble;
218 #  lsimple.integer = 1234;
219 #  lsimple.unsigned_integer = 255;
220 #  lsimple.character = 'a';
221
222 mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \
223         "var-cmd.c" [expr $line_dlt_linteger + 12] "" "step at do_locals_tests (5)"
224
225 # Test: c_variable-2.6
226 # Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,
227 #       lsimple.unsigned_character lsimple.integer lsimple.character changed
228 mi_gdb_test "-var-update *" \
229         "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lplong\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
230         "update all vars: many changed"
231
232 # Step over:
233 #  lsimple.signed_character = 21;
234 #  lsimple.char_ptr = &lcharacter;
235 #  lpsimple = &lsimple;
236 #  func = nothing;
237
238 set line_dlt_4321 [gdb_get_line_number "linteger = 4321;"]
239
240 mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \
241         "var-cmd.c" $line_dlt_4321 "" "step at do_locals_tests (6)"
242
243 # Test: c_variable-2.7
244 # Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed
245 mi_gdb_test "-var-update *" \
246         "\\^done,changelist=\\\[\{name=\"func\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
247         "update all vars: func and lpsimple changed"
248
249 # Step over
250 #  linteger = 4321;
251 #  lcharacter = 'b';
252 #  llong = 1212L;
253 #  lfloat = 1.2;
254 #  ldouble = 5.498548281828172;
255 #  lsimple.integer = 255;
256 #  lsimple.unsigned_integer = 4321;
257 #  lsimple.character = 'b';
258
259 mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \
260         "var-cmd.c" [expr $line_dlt_4321 + 8] "" "step at do_locals_tests (7)"
261
262 # Test: c_variable-2.8
263 # Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,
264 #       lpsimple.integer lsimple.character changed
265 # Note: this test also checks that lpsimple->integer and lsimple.integer have
266 #       changed (they are the same)
267 mi_gdb_test "-var-update *" \
268         "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\"\},\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
269         "update all vars: lsimple and others changed"
270
271
272 ### 
273 #
274 # Test assignment to variables. More tests on assignment are in other files.
275 #
276 ###
277 mi_gdb_test "-var-assign global_simple 0" \
278         "&\"mi_cmd_var_assign: Variable object is not editable\\\\n\".*\\^error,msg=\"mi_cmd_var_assign: Variable object is not editable\"" \
279         "assign to global_simple"
280
281 mi_gdb_test "-var-assign linteger 3333" \
282         "\\^done,value=\"3333\"" \
283         "assign to linteger"
284
285 # Allow lpcharacter to update, optionally.  Because it points to a
286 # char variable instead of a zero-terminated string, if linteger is
287 # directly after it in memory the printed characters may appear to
288 # change.
289 set lpchar_update "\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\},"
290 mi_gdb_test "-var-update *" \
291         "\\^done,changelist=\\\[($lpchar_update)?\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
292         "update all vars: linteger changed after assign"
293
294 mi_gdb_test "-var-assign linteger 3333" \
295         "\\^done,value=\"3333\"" \
296         "assign to linteger again, same value"
297
298 mi_gdb_test "-var-update *" \
299         "\\^done,changelist=\\\[\\\]" \
300         "update all vars: linteger not changed after same assign"
301
302 mi_gdb_test "-var-evaluate-expression linteger" \
303         "\\^done,value=\"3333\"" \
304         "eval linteger"
305
306 mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \
307         "\\^done,value=\"$hex\"" \
308         "assign to lpinteger"
309
310 mi_gdb_test "-var-update *" \
311         "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
312         "update all vars: lpinteger changed after assign"
313
314 mi_gdb_test "-var-update *" \
315         "\\^done,changelist=\\\[\\\]" \
316         "update all vars: no changes on second update"
317
318 mi_gdb_test "-var-evaluate-expression lpinteger" \
319         "\\^done,value=\"$hex\"" \
320         "eval lpinteger"
321
322 # reset the values to the original ones so that the rest of the file doesn't suffer.
323
324 mi_gdb_test "-var-assign linteger 4321" \
325         "\\^done,value=\"4321\"" \
326         "assign to linteger"
327
328 mi_gdb_test "-var-assign lpinteger &linteger" \
329         "\\^done,value=\"$hex\"" \
330         "assign to lpinteger"
331
332 mi_gdb_test "-var-assign lcharacter 'z'" \
333         "\\^done,value=\"122 'z'\"" \
334         "assign to lcharacter"
335
336 mi_gdb_test "-var-evaluate-expression lcharacter" \
337         "\\^done,value=\"122 'z'\"" \
338         "eval lcharacter"
339
340 mi_gdb_test "-var-assign llong 1313L" \
341         "\\^done,value=\"1313\"" \
342         "assign to llong"
343 mi_gdb_test "-var-evaluate-expression llong" \
344         "\\^done,value=\"1313\"" \
345         "eval llong"
346 mi_gdb_test "-var-assign llong 1212L" \
347         "\\^done,value=\"1212\"" \
348         "assign to llong"
349
350 mi_gdb_test "-var-assign lplong &llong+4" \
351         "\\^done,value=\"$hex\"" \
352         "assign to lplong"
353 mi_gdb_test "-var-evaluate-expression lplong" \
354         "\\^done,value=\"$hex\"" \
355         "eval lplong"
356 mi_gdb_test "-var-assign lplong &llong" \
357         "\\^done,value=\"$hex\"" \
358         "assign to lplong"
359
360 mi_gdb_test "-var-assign lfloat 3.4567" \
361         "\\^done,value=\"3.45.*\"" \
362         "assign to lfloat"
363 mi_gdb_test "-var-evaluate-expression lfloat" \
364         "\\^done,value=\"3.45.*\"" \
365         "eval lfloat"
366 mi_gdb_test "-var-assign lfloat 1.2345" \
367         "\\^done,value=\"1.23.*\"" \
368         "assign to lfloat"
369
370 mi_gdb_test "-var-assign lpfloat &lfloat+4" \
371         "\\^done,value=\"$hex\"" \
372         "assign to lpfloat"
373
374 mi_gdb_test "-var-assign ldouble 5.333318284590435" \
375         "\\^done,value=\"5.333318284590435\"" \
376         "assign to ldouble"
377
378 mi_gdb_test "-var-assign func do_block_tests" \
379         "\\^done,value=\"$hex <do_block_tests>\"" \
380         "assign to func"
381
382 mi_gdb_test "-var-assign lsimple.character 'd'" \
383         "\\^done,value=\"100 'd'\"" \
384         "assign to lsimple.character"
385
386 mi_gdb_test "-var-assign  lsimple->integer 222" \
387         "\\^done,value=\"222\"" \
388         "assign to lsimple->integer"
389
390 mi_gdb_test "-var-assign lsimple.integer 333" \
391         "\\^done,value=\"333\"" \
392         "assign to lsimple.integer"
393
394 mi_gdb_test "-var-update *" \
395         "\\^done,changelist=.*" \
396         "var update"
397
398 # Check that assignment of function and array values
399 # promotes the assigned value to function pointer/data
400 # pointer before comparing with the existing value, 
401 # and does not incorrectly make the value as changed.
402 mi_gdb_test "-var-assign func do_block_tests" \
403         "\\^done,value=\"$hex <do_block_tests>\"" \
404         "assign same value to func"
405
406 mi_gdb_test "-var-update *" \
407         "\\^done,changelist=\\\[\\\]" \
408         "assign same value to func (update)"
409
410 mi_gdb_test "-var-create array_ptr * array_ptr" \
411         "\\^done,name=\"array_ptr\",numchild=\"1\",value=\"$hex\",type=\"int \\*\"" \
412         "create global variable array_ptr"
413
414 mi_gdb_test "-var-assign array_ptr array2" \
415         "\\^done,value=\"$hex\"" \
416         "assign array to pointer"
417
418 mi_gdb_test "-var-update *" \
419         "\\^done,changelist=\\\[\{name=\"array_ptr\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
420         "assign array to pointer (update)"
421
422 mi_gdb_test "-var-assign array_ptr array2" \
423         "\\^done,value=\"$hex\"" \
424         "assign same array to pointer"
425
426 mi_gdb_test "-var-update *" \
427         "\\^done,changelist=\\\[\\\]" \
428         "assign same array to pointer (update)"
429
430
431 ######
432 # End of assign tests 
433 #####
434
435 set line_subroutine1_body [gdb_get_line_number "global_simple.integer = i + 3;"]
436
437 mi_continue_to subroutine1
438
439 # Test: c_variable-2.10
440 # Desc: create variable for locals i,l in subroutine1
441 mi_gdb_test "-var-create i  * i" \
442         "\\^done,name=\"i\",numchild=\"0\",value=\"4321\",type=\"int\"" \
443         "create i"
444
445 mi_gdb_test "-var-create l * l" \
446         "\\^done,name=\"l\",numchild=\"1\",value=\"$hex\",type=\"long int \\*\"" \
447         "create l"
448
449 # Test: c_variable-2.11
450 # Desc: create do_locals_tests local in subroutine1
451 mi_gdb_test "-var-create linteger * linteger" \
452         "&\"mi_cmd_var_create: unable to create variable object\\\\n\".*\\^error,msg=\"mi_cmd_var_create: unable to create variable object\"" \
453         "create linteger"
454
455 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
456         "var-cmd.c" [expr $line_subroutine1_body + 1] "step at subroutine1"
457
458 # Test: c_variable-2.12
459 # Desc: change global_simple.integer
460 # Note: This also tests whether we are reporting changes in structs properly.
461 #       gdb normally would say that global_simple has changed, but we
462 #       special case that, since it is not what a human expects to
463 #       see.
464
465 setup_xfail *-*-*
466 mi_gdb_test "-var-update *" \
467         "\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \
468         "update all vars: changed FIXME"
469 clear_xfail *-*-*
470
471 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
472         "var-cmd.c" [expr $line_subroutine1_body + 2] "step at subroutine1 (2)"
473
474 # Test: c_variable-2.13
475 # Desc: change subroutine1 local i
476 mi_gdb_test "-var-update *" \
477         "\\^done,changelist=\\\[\{name=\"i\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
478         "update all vars: i changed"
479
480 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
481         "var-cmd.c" [expr $line_subroutine1_body + 3] "step at subroutine1 (3)"
482
483 # Test: c_variable-2.14
484 # Desc: change do_locals_tests local llong
485 mi_gdb_test "-var-update *" \
486         "\\^done,changelist=\\\[\{name=\"llong\",in_scope=\"true\",type_changed=\"false\"\}\\\]" \
487         "update all vars: llong changed"
488
489 set line_dlt_call_subroutine1 [gdb_get_line_number "subroutine1 (linteger, &llong);"]
490 mi_next_to "do_locals_tests" "" "var-cmd.c" \
491   [expr $line_dlt_call_subroutine1 + 1] "next out of subroutine1"
492
493 # Test: c_variable-2.15
494 # Desc: check for out of scope subroutine1 locals
495 mi_gdb_test "-var-update *" \
496         "\\^done,changelist=\\\[\{name=\"l\",in_scope=\"false\"\},\{name=\"i\",in_scope=\"false\"\}\\\]" \
497         "update all vars: all now out of scope"
498
499 # Done with locals/globals tests. Erase all variables
500 #delete_all_variables
501 mi_gdb_test "-var-delete global_simple" \
502         "\\^done,ndeleted=\"1\"" \
503         "delete var"
504
505 mi_gdb_test "-var-delete linteger" \
506         "\\^done,ndeleted=\"1\"" \
507         "delete var linteger"
508
509 mi_gdb_test "-var-delete lpinteger" \
510         "\\^done,ndeleted=\"1\"" \
511         "delete var lpinteger"
512
513 mi_gdb_test "-var-delete lcharacter" \
514         "\\^done,ndeleted=\"1\"" \
515         "delete var lcharacter"
516
517 mi_gdb_test "-var-delete lpcharacter" \
518         "\\^done,ndeleted=\"1\"" \
519         "delete var lpcharacter"
520
521 mi_gdb_test "-var-delete llong" \
522         "\\^done,ndeleted=\"1\"" \
523         "delete var llong"
524
525 mi_gdb_test "-var-delete lplong" \
526         "\\^done,ndeleted=\"1\"" \
527         "delete var lplong"
528
529 mi_gdb_test "-var-delete lfloat" \
530         "\\^done,ndeleted=\"1\"" \
531         "delete var lfloat"
532
533 mi_gdb_test "-var-delete lpfloat" \
534         "\\^done,ndeleted=\"1\"" \
535         "delete var lpfloat"
536
537 mi_gdb_test "-var-delete ldouble" \
538         "\\^done,ndeleted=\"1\"" \
539         "delete var ldouble"
540
541 mi_gdb_test "-var-delete lpdouble" \
542         "\\^done,ndeleted=\"1\"" \
543         "delete var lpdouble"
544
545 mi_gdb_test "-var-delete lsimple" \
546         "\\^done,ndeleted=\"1\"" \
547         "delete var lsimple"
548
549 mi_gdb_test "-var-delete lpsimple" \
550         "\\^done,ndeleted=\"1\"" \
551         "delete var lpsimple"
552
553 mi_gdb_test "-var-delete func" \
554         "\\^done,ndeleted=\"1\"" \
555         "delete var func"
556
557 mi_gdb_test "-var-delete lsimple.character" \
558         "\\^done,ndeleted=\"1\"" \
559         "delete var lsimple.character"
560
561 mi_gdb_test "-var-delete  lsimple->integer" \
562         "\\^done,ndeleted=\"1\"" \
563         "delete var  lsimple->integer"
564
565 mi_gdb_test "-var-delete lsimple.integer" \
566         "\\^done,ndeleted=\"1\"" \
567         "delete var lsimple.integer"
568
569 mi_gdb_test "-var-delete i" \
570         "\\^done,ndeleted=\"1\"" \
571         "delete var i"
572
573 mi_gdb_test "-var-delete l" \
574         "\\^done,ndeleted=\"1\"" \
575         "delete var l"
576
577 # Test whether we can follow the name of a variable through multiple
578 # stack frames.
579 mi_continue_to do_special_tests
580
581 mi_gdb_test "-var-create selected_a @ a" \
582   {\^done,name="selected_a",numchild="0",value=\".*\",type="int"} \
583   "create selected_a"
584
585 mi_continue_to incr_a
586
587 mi_gdb_test "-var-update selected_a" \
588         "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",new_type=\"char\",new_num_children=\"0\"\}\\\]" \
589         "update selected_a in incr_a"
590
591 mi_next "step a line in incr_a"
592 mi_next "return from incr_a to do_special_tests"
593
594 mi_gdb_test "-var-update selected_a" \
595         "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",new_type=\"int\",new_num_children=\"0\"\}\\\]" \
596         "update selected_a in do_special_tests"
597
598 mi_delete_varobj selected_a "delete selected_a"
599 mi_delete_varobj array_ptr "delete array_ptr"
600
601 proc set_frozen {varobjs flag} {
602     foreach v $varobjs {
603         mi_gdb_test "-var-set-frozen $v $flag" \
604             "\\^done" \
605             "-var-set-frozen $v $flag"
606     }
607 }
608
609 mi_prepare_inline_tests $srcfile
610 mi_run_inline_test frozen
611
612 # Test whether bad varobjs crash GDB.
613
614 # A varobj we fail to read during -var-update should be considered
615 # out of scope.
616 mi_gdb_test "-var-create null_ptr * **0" \
617     {\^done,name="null_ptr",numchild="0",value=".*",type="int"} \
618     "create null_ptr"
619
620 # Allow this to succeed, if address zero is readable, although it
621 # will not test what it was meant to.  Most important is that GDB
622 # does not crash.
623 mi_gdb_test "-var-update null_ptr" \
624     {\^done,changelist=\[.*\]} \
625     "update null_ptr"
626
627 mi_gdb_test "-var-delete null_ptr" \
628     "\\^done,ndeleted=\"1\"" \
629     "delete null_ptr"
630
631 # When we fail to read a varobj created from a named variable,
632 # we evaluate its type instead.  Make sure that doesn't blow
633 # up by trying to read it again.  We can use _end when not running
634 # the program to simulate an unreadable variable, if this platform
635 # provides _end, but cope if it's missing.
636
637 mi_gdb_test "kill" \
638     {&"kill\\n".*\^done} \
639     "kill program before endvar"
640
641 mi_gdb_test "-var-create endvar * _end" \
642     {(\^done,name="endvar",numchild="0",value=".*",type=".*"|&".*unable to.*".*\^error,msg=".*")} \
643     "create endvar"
644
645 # Allow this to succeed whether the value is readable, unreadable, or
646 # missing.  Most important is that GDB does not crash.
647 mi_gdb_test "-var-update endvar" \
648     {(\^done,changelist=\[.*\]|^".*".*\^error,msg=".*not found")} \
649     "update endvar"
650
651 mi_gdb_test "-var-delete endvar" \
652     "\\^done,ndeleted=\"1\"" \
653     "delete endvar"
654
655 mi_gdb_exit
656 return 0