gdb/testsuite/gdb.mi/mi-var-cmd.exp

   1 # Copyright 1999-2002, 2004-2005, 2007-2012 Free Software Foundation,
   2 # 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 standard_testfile var-cmd.c
  32
  33 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  34     untested mi-var-cmd.exp
  35     return -1
  36 }
  37
  38 mi_delete_breakpoints
  39 mi_gdb_reinitialize_dir $srcdir/$subdir
  40 mi_gdb_load ${binfile}
  41
  42
  43 #####                   #####
  44 #                           #
  45 #  Variable Creation tests  #
  46 #                           #
  47 #####                   #####
  48
  49 # Test:  c_variable-1.1
  50 # Desc:  Create global variable
  51
  52 mi_create_varobj "global_simple" "global_simple" "create global variable"
  53
  54 # Test: c_variable-1.2
  55 # Desc: Create non-existent variable
  56
  57 mi_gdb_test "112-var-create bogus_unknown_variable * bogus_unknown_variable" \
  58         "112\\^error,msg=\"-var-create: unable to create variable object\"" \
  59         "create non-existent variable"
  60
  61 # Test: c_variable-1.3
  62 # Desc: Create out of scope variable
  63
  64 mi_gdb_test "113-var-create argc * argc" \
  65         "113\\^error,msg=\"-var-create: unable to create variable object\"" \
  66         "create out of scope variable"
  67
  68 mi_runto do_locals_tests
  69
  70 set line_dlt_first_real [gdb_get_line_number "linteger = 1234;"]
  71
  72 mi_continue_to_line $line_dlt_first_real "step to real start of do_locals_test"
  73
  74
  75 # Test: c_variable-1.4
  76 # Desc: create local variables
  77
  78 mi_create_varobj_checked linteger linteger int "create local variable linteger"
  79
  80 mi_create_varobj_checked lpinteger lpinteger {int \*} "create local variable lpinteger"
  81
  82 mi_create_varobj_checked lcharacter lcharacter\[0\] char "create local variable lcharacter"
  83
  84 mi_create_varobj_checked lpcharacter lpcharacter {char \*} "create local variable lpcharacter"
  85
  86 mi_create_varobj_checked llong llong "long" "create local variable llong"
  87
  88 mi_create_varobj_checked lplong lplong {long \*} "create local variable lplong"
  89
  90 mi_create_varobj_checked lfloat lfloat float "create local variable lfloat"
  91
  92 mi_create_varobj_checked lpfloat lpfloat {float \*} "create local variable lpfloat"
  93
  94 mi_create_varobj_checked ldouble ldouble double "create local variable ldouble"
  95
  96 mi_create_varobj_checked lpdouble lpdouble {double \*} "create local variable lpdouble"
  97
  98 mi_create_varobj_checked lsimple lsimple "struct _simple_struct" "create local variable lsimple"
  99
 100 mi_create_varobj_checked lpsimple lpsimple {struct _simple_struct \*} "create local variable lpsimple"
 101
 102 mi_create_varobj_checked func func {void \(\*\)\((void|)\)} "create local variable func"
 103
 104 # Test: c_variable-1.5
 105 # Desc: create lsimple.character
 106 mi_create_varobj_checked lsimple.character lsimple.character "char" \
 107         "create lsimple.character"
 108
 109 # Test: c_variable-1.6
 110 # Desc: create lpsimple->integer
 111 mi_create_varobj_checked lsimple->integer lsimple->integer "int" \
 112         "create lsimple->integer"
 113
 114 # Test: c_variable-1.7
 115 # Desc: create lsimple.integer
 116 mi_create_varobj_checked lsimple.integer lsimple.integer "int" \
 117         "create lsimple.integer"
 118
 119
 120 # Test: c_variable-1.9
 121 # Desc: create type name
 122 #    Type names (like int, long, etc..) are all proper expressions to gdb.
 123 #    make sure variable code does not allow users to create variables, though.
 124 mi_gdb_test "-var-create int * int" \
 125         "&\"Attempt to use a type name as an expression.\\\\n\".*\\^error,msg=\"-var-create: unable to create variable object\"" \
 126         "create int"
 127
 128
 129 #####             #####
 130 #                     #
 131 # Value changed tests #
 132 #                     #
 133 #####             #####
 134
 135 # Test: c_variable-2.1
 136 # Desc: check whether values changed at do_block_tests
 137 mi_gdb_test "-var-update *" \
 138         "\\^done,changelist=\\\[\\\]" \
 139         "update all vars"
 140
 141 # Step over "linteger = 1234;"
 142 set line_dlt_linteger [gdb_get_line_number "lpinteger = &linteger;"]
 143 mi_step_to "do_locals_tests" "" "var-cmd.c" $line_dlt_linteger "step at do_locals_test"
 144
 145 # Test: c_variable-2.2
 146 # Desc: check whether only linteger changed values
 147 mi_gdb_test "-var-update *" \
 148         "\\^done,changelist=\\\[\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 149         "update all vars: linteger changed"
 150
 151 # Step over "lpinteger = &linteger;"
 152 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 1] "step at do_locals_tests (2)"
 153
 154 # Test: c_variable-2.3
 155 # Desc: check whether only lpinteger changed
 156 mi_gdb_test "-var-update *" \
 157         "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 158         "update all vars: lpinteger changed"
 159
 160 # Step over "lcharacter = 'a';"
 161 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 2] "step at do_locals_tests (3)"
 162
 163 # Test: c_variable-2.4
 164 # Desc: check whether only lcharacter changed
 165 mi_gdb_test "-var-update *" \
 166         "\\^done,changelist=\\\[\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 167         "update all vars: lcharacter changed"
 168
 169 # Step over "lpcharacter = &lcharacter;"
 170 mi_step_to "do_locals_tests" "" "var-cmd.c" [expr $line_dlt_linteger + 3] "step at do_locals_tests (4)"
 171
 172 # Test: c_variable-2.5
 173 # Desc: check whether only lpcharacter changed
 174 mi_gdb_test "-var-update *" \
 175         "\\^done,changelist=\\\[\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 176         "update all vars: lpcharacter changed"
 177
 178
 179 # Step over:
 180 #  llong = 2121L;
 181 #  lplong = &llong;
 182 #  lfloat = 2.1;
 183 #  lpfloat = &lfloat;
 184 #  ldouble = 2.718281828459045;
 185 #  lpdouble = &ldouble;
 186 #  lsimple.integer = 1234;
 187 #  lsimple.unsigned_integer = 255;
 188 #  lsimple.character = 'a';
 189
 190 mi_execute_to "exec-step 9" "end-stepping-range" "do_locals_tests" "" \
 191         "var-cmd.c" [expr $line_dlt_linteger + 12] "" "step at do_locals_tests (5)"
 192
 193 # Test: c_variable-2.6
 194 # Desc: check whether llong, lplong, lfloat, lpfloat, ldouble, lpdouble, lsimple.integer,
 195 #       lsimple.unsigned_character lsimple.integer lsimple.character changed
 196 mi_gdb_test "-var-update *" \
 197         "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpdouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lplong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 198         "update all vars: many changed"
 199
 200 # Step over:
 201 #  lsimple.signed_character = 21;
 202 #  lsimple.char_ptr = &lcharacter;
 203 #  lpsimple = &lsimple;
 204 #  func = nothing;
 205
 206 set line_dlt_4321 [gdb_get_line_number "linteger = 4321;"]
 207
 208 mi_execute_to "exec-step 4" "end-stepping-range" "do_locals_tests" "" \
 209         "var-cmd.c" $line_dlt_4321 "" "step at do_locals_tests (6)"
 210
 211 # Test: c_variable-2.7
 212 # Desc: check whether (lsimple.signed_character, lsimple.char_ptr) lpsimple, func changed
 213 mi_gdb_test "-var-update *" \
 214         "\\^done,changelist=\\\[\{name=\"func\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpsimple\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 215         "update all vars: func and lpsimple changed"
 216
 217 # Step over
 218 #  linteger = 4321;
 219 #  lcharacter = 'b';
 220 #  llong = 1212L;
 221 #  lfloat = 1.2;
 222 #  ldouble = 5.498548281828172;
 223 #  lsimple.integer = 255;
 224 #  lsimple.unsigned_integer = 4321;
 225 #  lsimple.character = 'b';
 226
 227 mi_execute_to "exec-step 8" "end-stepping-range" "do_locals_tests" "" \
 228         "var-cmd.c" [expr $line_dlt_4321 + 8] "" "step at do_locals_tests (7)"
 229
 230 # Test: c_variable-2.8
 231 # Desc: check whether linteger, lcharacter, llong, lfoat, ldouble, lsimple.integer,
 232 #       lpsimple.integer lsimple.character changed
 233 # Note: this test also checks that lpsimple->integer and lsimple.integer have
 234 #       changed (they are the same)
 235 mi_gdb_test "-var-update *" \
 236         "\\^done,changelist=\\\[\{name=\"lsimple.integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple->integer\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lsimple.character\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"ldouble\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lfloat\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"lcharacter\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\},\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 237         "update all vars: lsimple and others changed"
 238
 239
 240 ###
 241 #
 242 # Test assignment to variables. More tests on assignment are in other files.
 243 #
 244 ###
 245 mi_gdb_test "-var-assign global_simple 0" \
 246         "\\^error,msg=\"-var-assign: Variable object is not editable\"" \
 247         "assign to global_simple"
 248
 249 mi_gdb_test "-var-assign linteger 3333" \
 250         "\\^done,value=\"3333\"" \
 251         "assign to linteger"
 252
 253 # Allow lpcharacter to update, optionally.  Because it points to a
 254 # char variable instead of a zero-terminated string, if linteger is
 255 # directly after it in memory the printed characters may appear to
 256 # change.
 257 set lpchar_update "\{name=\"lpcharacter\",in_scope=\"true\",type_changed=\"false\"\},"
 258 mi_gdb_test "-var-update *" \
 259         "\\^done,changelist=\\\[($lpchar_update)?\{name=\"linteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 260         "update all vars: linteger changed after assign"
 261
 262 mi_gdb_test "-var-assign linteger 3333" \
 263         "\\^done,value=\"3333\"" \
 264         "assign to linteger again, same value"
 265
 266 mi_gdb_test "-var-update *" \
 267         "\\^done,changelist=\\\[\\\]" \
 268         "update all vars: linteger not changed after same assign"
 269
 270 mi_gdb_test "-var-evaluate-expression linteger" \
 271         "\\^done,value=\"3333\"" \
 272         "eval linteger"
 273
 274 mi_gdb_test "-var-assign lpinteger \"&linteger + 3\"" \
 275         "\\^done,value=\"$hex\"" \
 276         "assign to lpinteger"
 277
 278 mi_gdb_test "-var-update *" \
 279         "\\^done,changelist=\\\[\{name=\"lpinteger\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 280         "update all vars: lpinteger changed after assign"
 281
 282 mi_gdb_test "-var-update *" \
 283         "\\^done,changelist=\\\[\\\]" \
 284         "update all vars: no changes on second update"
 285
 286 mi_gdb_test "-var-evaluate-expression lpinteger" \
 287         "\\^done,value=\"$hex\"" \
 288         "eval lpinteger"
 289
 290 # reset the values to the original ones so that the rest of the file doesn't suffer.
 291
 292 mi_gdb_test "-var-assign linteger 4321" \
 293         "\\^done,value=\"4321\"" \
 294         "assign to linteger"
 295
 296 mi_gdb_test "-var-assign lpinteger &linteger" \
 297         "\\^done,value=\"$hex\"" \
 298         "assign to lpinteger"
 299
 300 mi_gdb_test "-var-assign lcharacter 'z'" \
 301         "\\^done,value=\"122 'z'\"" \
 302         "assign to lcharacter"
 303
 304 mi_gdb_test "-var-evaluate-expression lcharacter" \
 305         "\\^done,value=\"122 'z'\"" \
 306         "eval lcharacter"
 307
 308 mi_gdb_test "-var-assign llong 1313L" \
 309         "\\^done,value=\"1313\"" \
 310         "assign to llong"
 311 mi_gdb_test "-var-evaluate-expression llong" \
 312         "\\^done,value=\"1313\"" \
 313         "eval llong"
 314 mi_gdb_test "-var-assign llong 1212L" \
 315         "\\^done,value=\"1212\"" \
 316         "assign to llong"
 317
 318 mi_gdb_test "-var-assign lplong &llong+4" \
 319         "\\^done,value=\"$hex\"" \
 320         "assign to lplong"
 321 mi_gdb_test "-var-evaluate-expression lplong" \
 322         "\\^done,value=\"$hex\"" \
 323         "eval lplong"
 324 mi_gdb_test "-var-assign lplong &llong" \
 325         "\\^done,value=\"$hex\"" \
 326         "assign to lplong"
 327
 328 mi_gdb_test "-var-assign lfloat 3.4567" \
 329         "\\^done,value=\"3.45.*\"" \
 330         "assign to lfloat"
 331 mi_gdb_test "-var-evaluate-expression lfloat" \
 332         "\\^done,value=\"3.45.*\"" \
 333         "eval lfloat"
 334 mi_gdb_test "-var-assign lfloat 1.2345" \
 335         "\\^done,value=\"1.23.*\"" \
 336         "assign to lfloat"
 337
 338 mi_gdb_test "-var-assign lpfloat &lfloat+4" \
 339         "\\^done,value=\"$hex\"" \
 340         "assign to lpfloat"
 341
 342 mi_gdb_test "-var-assign ldouble 5.333318284590435" \
 343         "\\^done,value=\"5.333318284590435\"" \
 344         "assign to ldouble"
 345
 346 mi_gdb_test "-var-assign func do_block_tests" \
 347         "\\^done,value=\"$hex <do_block_tests>\"" \
 348         "assign to func"
 349
 350 mi_gdb_test "-var-assign lsimple.character 'd'" \
 351         "\\^done,value=\"100 'd'\"" \
 352         "assign to lsimple.character"
 353
 354 mi_gdb_test "-var-assign  lsimple->integer 222" \
 355         "\\^done,value=\"222\"" \
 356         "assign to lsimple->integer"
 357
 358 mi_gdb_test "-var-assign lsimple.integer 333" \
 359         "\\^done,value=\"333\"" \
 360         "assign to lsimple.integer"
 361
 362 mi_gdb_test "-var-update *" \
 363         "\\^done,changelist=.*" \
 364         "var update"
 365
 366 # Check that assignment of function and array values
 367 # promotes the assigned value to function pointer/data
 368 # pointer before comparing with the existing value,
 369 # and does not incorrectly make the value as changed.
 370 mi_gdb_test "-var-assign func do_block_tests" \
 371         "\\^done,value=\"$hex <do_block_tests>\"" \
 372         "assign same value to func"
 373
 374 mi_gdb_test "-var-update *" \
 375         "\\^done,changelist=\\\[\\\]" \
 376         "assign same value to func (update)"
 377
 378 mi_gdb_test "-var-create array_ptr * array_ptr" \
 379         "\\^done,name=\"array_ptr\",numchild=\"1\",value=\"$hex <array>\",type=\"int \\*\",has_more=\"0\"" \
 380         "create global variable array_ptr"
 381
 382 mi_gdb_test "-var-assign array_ptr array2" \
 383         "\\^done,value=\"$hex <array2>\"" \
 384         "assign array to pointer"
 385
 386 mi_gdb_test "-var-update *" \
 387         "\\^done,changelist=\\\[\{name=\"array_ptr\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 388         "assign array to pointer (update)"
 389
 390 mi_gdb_test "-var-assign array_ptr array2" \
 391         "\\^done,value=\"$hex <array2>\"" \
 392         "assign same array to pointer"
 393
 394 mi_gdb_test "-var-update *" \
 395         "\\^done,changelist=\\\[\\\]" \
 396         "assign same array to pointer (update)"
 397
 398
 399 ######
 400 # End of assign tests
 401 #####
 402
 403 set line_subroutine1_body [gdb_get_line_number "global_simple.integer = i + 3;"]
 404
 405 mi_continue_to subroutine1
 406
 407 # Test: c_variable-2.10
 408 # Desc: create variable for locals i,l in subroutine1
 409 mi_create_varobj_checked i i int "create i"
 410
 411 mi_create_varobj_checked l l {long \*} "create l"
 412
 413 # Test: c_variable-2.11
 414 # Desc: create do_locals_tests local in subroutine1
 415 mi_gdb_test "-var-create linteger * linteger" \
 416         "\\^error,msg=\"-var-create: unable to create variable object\"" \
 417         "create linteger"
 418
 419 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 420         "var-cmd.c" [expr $line_subroutine1_body + 1] "step at subroutine1"
 421
 422 # Test: c_variable-2.12
 423 # Desc: change global_simple.integer
 424 # Note: This also tests whether we are reporting changes in structs properly.
 425 #       gdb normally would say that global_simple has changed, but we
 426 #       special case that, since it is not what a human expects to
 427 #       see.
 428
 429 setup_xfail *-*-*
 430 mi_gdb_test "-var-update *" \
 431         "\\^done,changelist=\{FIXME: WHAT IS CORRECT HERE\}" \
 432         "update all vars: changed FIXME"
 433 clear_xfail *-*-*
 434
 435 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 436         "var-cmd.c" [expr $line_subroutine1_body + 2] "step at subroutine1 (2)"
 437
 438 # Test: c_variable-2.13
 439 # Desc: change subroutine1 local i
 440 mi_gdb_test "-var-update *" \
 441         "\\^done,changelist=\\\[\{name=\"i\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 442         "update all vars: i changed"
 443
 444 mi_step_to "subroutine1" "\{name=\"i\",value=\".*\"\},\{name=\"l\",value=\".*\"\}" \
 445         "var-cmd.c" [expr $line_subroutine1_body + 3] "step at subroutine1 (3)"
 446
 447 # Test: c_variable-2.14
 448 # Desc: change do_locals_tests local llong
 449 mi_gdb_test "-var-update *" \
 450         "\\^done,changelist=\\\[\{name=\"llong\",in_scope=\"true\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 451         "update all vars: llong changed"
 452
 453 set line_dlt_call_subroutine1 [gdb_get_line_number "subroutine1 (linteger, &llong);"]
 454 mi_next_to "do_locals_tests" "" "var-cmd.c" \
 455   [expr $line_dlt_call_subroutine1 + 1] "next out of subroutine1"
 456
 457 # Test: c_variable-2.15
 458 # Desc: check for out of scope subroutine1 locals
 459 mi_gdb_test "-var-update *" \
 460         "\\^done,changelist=\\\[\{name=\"l\",in_scope=\"false\"\,type_changed=\"false\",has_more=\"0\"},\{name=\"i\",in_scope=\"false\",type_changed=\"false\",has_more=\"0\"\}\\\]" \
 461         "update all vars: all now out of scope"
 462
 463 # Done with locals/globals tests. Erase all variables
 464 #delete_all_variables
 465 mi_gdb_test "-var-delete global_simple" \
 466         "\\^done,ndeleted=\"1\"" \
 467         "delete var"
 468
 469 mi_gdb_test "-var-delete linteger" \
 470         "\\^done,ndeleted=\"1\"" \
 471         "delete var linteger"
 472
 473 mi_gdb_test "-var-delete lpinteger" \
 474         "\\^done,ndeleted=\"1\"" \
 475         "delete var lpinteger"
 476
 477 mi_gdb_test "-var-delete lcharacter" \
 478         "\\^done,ndeleted=\"1\"" \
 479         "delete var lcharacter"
 480
 481 mi_gdb_test "-var-delete lpcharacter" \
 482         "\\^done,ndeleted=\"1\"" \
 483         "delete var lpcharacter"
 484
 485 mi_gdb_test "-var-delete llong" \
 486         "\\^done,ndeleted=\"1\"" \
 487         "delete var llong"
 488
 489 mi_gdb_test "-var-delete lplong" \
 490         "\\^done,ndeleted=\"1\"" \
 491         "delete var lplong"
 492
 493 mi_gdb_test "-var-delete lfloat" \
 494         "\\^done,ndeleted=\"1\"" \
 495         "delete var lfloat"
 496
 497 mi_gdb_test "-var-delete lpfloat" \
 498         "\\^done,ndeleted=\"1\"" \
 499         "delete var lpfloat"
 500
 501 mi_gdb_test "-var-delete ldouble" \
 502         "\\^done,ndeleted=\"1\"" \
 503         "delete var ldouble"
 504
 505 mi_gdb_test "-var-delete lpdouble" \
 506         "\\^done,ndeleted=\"1\"" \
 507         "delete var lpdouble"
 508
 509 mi_gdb_test "-var-delete lsimple" \
 510         "\\^done,ndeleted=\"1\"" \
 511         "delete var lsimple"
 512
 513 mi_gdb_test "-var-delete lpsimple" \
 514         "\\^done,ndeleted=\"1\"" \
 515         "delete var lpsimple"
 516
 517 mi_gdb_test "-var-delete func" \
 518         "\\^done,ndeleted=\"1\"" \
 519         "delete var func"
 520
 521 mi_gdb_test "-var-delete lsimple.character" \
 522         "\\^done,ndeleted=\"1\"" \
 523         "delete var lsimple.character"
 524
 525 mi_gdb_test "-var-delete  lsimple->integer" \
 526         "\\^done,ndeleted=\"1\"" \
 527         "delete var  lsimple->integer"
 528
 529 mi_gdb_test "-var-delete lsimple.integer" \
 530         "\\^done,ndeleted=\"1\"" \
 531         "delete var lsimple.integer"
 532
 533 mi_gdb_test "-var-delete i" \
 534         "\\^done,ndeleted=\"1\"" \
 535         "delete var i"
 536
 537 mi_gdb_test "-var-delete l" \
 538         "\\^done,ndeleted=\"1\"" \
 539         "delete var l"
 540
 541 # Test whether we can follow the name of a variable through multiple
 542 # stack frames.
 543 mi_continue_to do_special_tests
 544
 545 mi_gdb_test "-var-create selected_a @ a" \
 546   {\^done,name="selected_a",numchild="0",value=\".*\",type="int".*} \
 547   "create selected_a"
 548
 549 mi_continue_to incr_a
 550
 551 mi_gdb_test "-var-update selected_a" \
 552         "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"char\",new_num_children=\"0\",has_more=\"0\"\}\\\]" \
 553         "update selected_a in incr_a"
 554
 555 mi_next "step a line in incr_a"
 556 mi_next "return from incr_a to do_special_tests"
 557
 558 mi_gdb_test "-var-update selected_a" \
 559         "\\^done,changelist=\\\[\{name=\"selected_a\",in_scope=\"true\",type_changed=\"true\",new_type=\"int\",new_num_children=\"0\",has_more=\"0\"\}\\\]" \
 560         "update selected_a in do_special_tests"
 561
 562 mi_gdb_test "-file-exec-and-symbols ${binfile}" "\\^done" \
 563     "floating varobj invalidation"
 564
 565 mi_delete_varobj selected_a "delete selected_a"
 566 mi_delete_varobj array_ptr "delete array_ptr"
 567
 568 proc set_frozen {varobjs flag} {
 569     foreach v $varobjs {
 570         mi_gdb_test "-var-set-frozen $v $flag" \
 571             "\\^done" \
 572             "-var-set-frozen $v $flag"
 573     }
 574 }
 575
 576 mi_prepare_inline_tests $srcfile
 577 mi_run_inline_test frozen
 578
 579 mi_run_inline_test bitfield
 580
 581 # Since the inline test framework does not really work with
 582 # function calls, first to inline tests and then do the reminder
 583 # manually.
 584 mi_run_inline_test floating
 585 set do_at_tests_callee_breakpoint [gdb_get_line_number "breakpoint inside callee"]
 586 mi_gdb_test "-break-insert var-cmd.c:$do_at_tests_callee_breakpoint" ".*" \
 587     "inside breakpoint inside callee"
 588 mi_execute_to "exec-continue" "breakpoint-hit" do_at_tests_callee "" ".*" ".*" \
 589     { "" "disp=\"keep\"" } \
 590     "continue to where i is initialized"
 591
 592 mi_varobj_update F {F} "update F inside callee"
 593 mi_check_varobj_value F 7 "check F inside callee"
 594
 595 # Test whether bad varobjs crash GDB.
 596
 597 # A varobj we fail to read during -var-update should be considered
 598 # out of scope.
 599 mi_gdb_test "-var-create null_ptr * **0" \
 600     {\^done,name="null_ptr",numchild="0",value=".*",type="int",has_more="0"} \
 601     "create null_ptr"
 602
 603 # Allow this to succeed, if address zero is readable, although it
 604 # will not test what it was meant to.  Most important is that GDB
 605 # does not crash.
 606 mi_gdb_test "-var-update null_ptr" \
 607     {\^done,changelist=\[.*\]} \
 608     "update null_ptr"
 609
 610 mi_gdb_test "-var-delete null_ptr" \
 611     "\\^done,ndeleted=\"1\"" \
 612     "delete null_ptr"
 613
 614 # When we fail to read a varobj created from a named variable,
 615 # we evaluate its type instead.  Make sure that doesn't blow
 616 # up by trying to read it again.  We can use _end when not running
 617 # the program to simulate an unreadable variable, if this platform
 618 # provides _end, but cope if it's missing.
 619
 620 mi_gdb_test "kill" \
 621     {&"kill\\n".*\^done} \
 622     "kill program before endvar"
 623
 624 mi_gdb_test "-var-create endvar * _end" \
 625     {(\^done,name="endvar",numchild="0",value=".*",type=".*"|&".*unable to.*".*\^error,msg=".*")} \
 626     "create endvar"
 627
 628 # Allow this to succeed whether the value is readable, unreadable, or
 629 # missing.  Most important is that GDB does not crash.
 630 mi_gdb_test "-var-update endvar" \
 631     {(\^done,changelist=\[.*\]|^".*".*\^error,msg=".*not found")} \
 632     "update endvar"
 633
 634 mi_gdb_test "-var-delete endvar" \
 635     "\\^done,ndeleted=\"1\"" \
 636     "delete endvar"
 637
 638 mi_delete_breakpoints
 639
 640 mi_runto do_locals_tests
 641
 642 mi_create_varobj "L" "lsimple" "in-and-out-of-scope: create varobj"
 643 mi_check_varobj_value "L" "{...}" "in-and-out-of-scope: check initial value"
 644
 645 mi_runto main
 646
 647 mi_gdb_test "-var-update L" \
 648     {\^done,changelist=\[{name="L",in_scope="false",type_changed="false",has_more="0"}\]} \
 649     "in-and-out-of-scope: out of scope now"
 650
 651 mi_gdb_test "-var-update L" \
 652     {\^done,changelist=\[]} \
 653     "in-and-out-of-scope: out of scope now, not changed"
 654
 655 mi_continue_to do_locals_tests
 656
 657 mi_gdb_test "-var-update L" \
 658     {\^done,changelist=\[{name="L",in_scope="true",type_changed="false",has_more="0"}\]} \
 659     "in-and-out-of-scope: in scope now"
 660
 661 mi_gdb_test "-var-update L" \
 662     {\^done,changelist=\[\]} \
 663     "in-and-out-of-scope: in scope now, not changed"
 664
 665 mi_gdb_exit
 666 return 0