gdb/testsuite/gdb.base/annota1.exp

   1 # Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009,
   2 # 2010, 2011 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 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  18
  19 if $tracelevel then {
  20     strace $tracelevel
  21 }
  22
  23
  24 # are we on a target board? If so, don't run these tests.
  25 # note: this is necessary because we cannot use runto_main (which would
  26 # work for remote targets too) because of the different prompt we get
  27 # when using annotation level 2.
  28 #
  29 if [is_remote target] then {
  30     return 0
  31 }
  32
  33
  34 #
  35 # test running programs
  36 #
  37
  38 set testfile "annota1"
  39 set srcfile ${testfile}.c
  40 set binfile ${objdir}/${subdir}/${testfile}
  41
  42 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  43     untested annota1.exp
  44     return -1
  45 }
  46
  47
  48 gdb_exit
  49 gdb_start
  50 gdb_reinitialize_dir $srcdir/$subdir
  51 gdb_load ${binfile}
  52
  53 if [target_info exists gdb_stub] {
  54     gdb_step_for_stub;
  55 }
  56
  57 #
  58 # the line at which break main will put the breakpoint
  59 #
  60 set main_line 32
  61
  62 # The commands we test here produce many lines of output; disable "press
  63 # <return> to continue" prompts.
  64 gdb_test_no_output "set height 0"
  65
  66 #
  67 # break at main
  68 #
  69 gdb_test "break main" \
  70     "Breakpoint.*at.* file .*$srcfile, line.*" \
  71     "breakpoint main"
  72
  73
  74 #
  75 # NOTE: this prompt is OK only when the annotation level is > 1
  76 # NOTE: When this prompt is in use the gdb_test procedure cannot be used because
  77 # it assumes that the last char after the gdb_prompt is a white space. This is not
  78 # true with this annotated prompt. So we must use send_gdb and gdb_expect.
  79 #
  80
  81 set old_gdb_prompt $gdb_prompt
  82 set gdb_prompt "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"
  83
  84 #
  85 # Escape all the characters in the path that need it. For instance
  86 # the directory name could contain '+'.
  87 #
  88 set escapedsrcfile [string_to_regexp ${srcdir}/${subdir}/${srcfile}]
  89
  90
  91 #
  92 # set the annotation level to 2
  93 #
  94 # of course, this will test:
  95 # annotate-pre-prompt
  96 # annotate-prompt
  97 # annotate-post-prompt (in the next block)
  98 #
  99 send_gdb "set annotate 2\n"
 100 gdb_expect {
 101     -re "set annotate 2\r\n$gdb_prompt$" { pass "annotation set at level 2" }
 102     -re ".*$gdb_prompt$"       { fail "annotation set at level 2" }
 103     timeout                 { fail "annotation set at level 2 (timeout)" }
 104   }
 105
 106
 107 #
 108 # info break will test:
 109 # annotate-breakpoints-headers
 110 # annotate-field
 111 # annotate-breakpoints-table
 112 # annotate-record
 113 # annotate-breakpoints-table-end
 114 #
 115 gdb_test_multiple "info break" "breakpoint info" {
 116     -re "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-headers\r\n\r\n\032\032field 0\r\nNum     \r\n\032\032field 1\r\nType           \r\n\032\032field 2\r\nDisp \r\n\032\032field 3\r\nEnb \r\n\032\032field 4\r\nAddress    +\r\n\032\032field 5\r\nWhat\r\n\r\n\032\032breakpoints-table\r\n\r\n\032\032record\r\n\r\n\032\032field 0\r\n1       \r\n\032\032field 1\r\nbreakpoint     \r\n\032\032field 2\r\nkeep \r\n\032\032field 3\r\ny   \r\n\032\032field 4\r\n$hex +\r\n\032\032field 5\r\nin main at ${escapedsrcfile}:$main_line\r\n\r\n\032\032breakpoints-table-end\r\n$gdb_prompt$" {
 117         pass "breakpoint info"
 118     }
 119     -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$" {
 120         setup_xfail "*-*-*" 1270
 121         fail "breakpoint info"
 122     }
 123 }
 124
 125
 126 #
 127 # run to a break point will test:
 128 # annotate-frames-invalid
 129 # annotate-breakpoints-invalid (a.k.a. breakpoints-changed)
 130 # annotate-starting
 131 # annotate-breakpoint
 132 # annotate-frame-begin
 133 # annotate-frame-function-name
 134 # annotate-frame-args
 135 # annotate-frame-source-begin
 136 # annotate-frame-source-file
 137 # annotate-frame-source-file-end
 138 # annotate-frame-source-line
 139 # annotate-frame-source-end
 140 # annotate-source
 141 # annotate-frame-end
 142 # annotate-stopped
 143 #
 144 #exp_internal 1
 145 set binexp [string_to_regexp $binfile]
 146 gdb_test_multiple "run" "run until main breakpoint" {
 147     -re "\r\n\032\032post-prompt\r\nStarting program: $binexp \(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)+\r\n\r\n\032\032starting\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\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$" {
 148         pass "run until main breakpoint"
 149     }
 150 }
 151 #exp_internal 0
 152 #exit 0
 153
 154 #
 155 # Let's do a next, to get to a point where the array is initialized
 156 # We don't care about the annotated output for this operation, it is the same as
 157 # the one produced by run above
 158 #
 159 gdb_test_multiple "next" "go after array init line" {
 160     -re "source .*annota1.c.*$gdb_prompt$" {
 161         pass "go after array init line"
 162     }
 163 }
 164
 165
 166 #
 167 # printing the array will test:
 168 # annotate-value-history-begin
 169 # annotate-value-history-value
 170 # annotate-array-section-begin
 171 # annotate-elt
 172 # FIXME: annotate-elt-rep and annotate-elt-rep-end not tested
 173 # annotate-array-section-end
 174 # annotate-value-history-end
 175 # FIXME: annotate-value-begin and annotate-value-end not tested (the gdb output
 176 #              command would cause them to be used)
 177 #
 178 gdb_test_multiple "print my_array" "print array" {
 179     -re "\r\n\032\032post-prompt\r\n\r\n\032\032value-history-begin 1 -\r\n.*= \r\n\032\032value-history-value\r\n.\r\n\032\032array-section-begin 0 -\r\n1\r\n\032\032elt\r\n, 2\r\n\032\032elt\r\n, 3\r\n\032\032elt\r\n\r\n\032\032array-section-end\r\n.\r\n\r\n\032\032value-history-end\r\n$gdb_prompt$" {
 180         pass "print array"
 181     }
 182 }
 183
 184
 185 #
 186 # this should generate an error message, so to test:
 187 # annotate-error-begin
 188 # FIXME: annotate-error not tested
 189 #
 190
 191 #exp_internal 1
 192 gdb_test_multiple "print non_existent_value" "print non_existent_value" {
 193     -re "\r\n\032\032post-prompt\r\n\r\n\032\032error-begin\r\nNo symbol \"non_existent_value\" in current context.\r\n\r\n\032\032error\r\n$gdb_prompt$" {
 194         pass "print non_existent_value"
 195     }
 196 }
 197
 198
 199 #
 200 # break at signal handler. So that, once we are in the sig handler, if we do a bt
 201 # we can test annotate-signal-handler-caller
 202 #
 203 gdb_test_multiple "break handle_USR1" "break handle_USR1" {
 204     -re  "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex: file.*$srcfile, line.*\r\n$gdb_prompt$" {
 205         pass "break handle_USR1"
 206     }
 207 }
 208
 209 #
 210 # break at printf. When we are stopped at printf, we can test
 211 #
 212 gdb_test_multiple "break printf" "break printf" {
 213     -re  "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex.*$gdb_prompt$" {
 214         pass "break printf"
 215     }
 216     -re  "\r\n\032\032post-prompt\r\nwarning: Breakpoint address adjusted from $hex to $hex.\r\n\r\n\032\032breakpoints-invalid\r\nBreakpoint.*at $hex.*$gdb_prompt$" {
 217         pass "break printf"
 218     }
 219 }
 220
 221 #
 222 # get to printf
 223 #
 224 set pat_begin "\r\n\032\032post-prompt\r\nContinuing.\r\n\r\n\032\032starting\(\r\n\r\n\032\032frames-invalid\)+\r\n"
 225 set pat_adjust "warning: Breakpoint 3 address previously adjusted from $hex to $hex.\r\n"
 226 set pat_end "\r\n\032\032breakpoint 3\r\n\r\nBreakpoint 3, \r\n\032\032frame-begin 0 $hex\r\n\r\n(\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n)*.*\032\032frame-function-name\r\n.*printf(@.*)?\r\n\032\032frame-args\r\n.*\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$"
 227
 228 gdb_test_multiple "continue" "continue to printf" {
 229     -re "${pat_begin}($pat_adjust)?$pat_end" {
 230         pass "continue to printf"
 231     }
 232     -re ".*$gdb_prompt$"     { fail "continue to printf" }
 233 }
 234
 235 #
 236 # test:
 237 # annotate-frame-where
 238 # annotate-frame-address
 239 # annotate-frame-address-end
 240 #
 241 set pat_begin "\r\n\032\032post-prompt\r\n\r\n\032\032frame-begin 0 $hex\r\n.0  \r\n(\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n)*\032\032frame-function-name\r\n.*printf(@.*)?\r\n\032\032frame-args\r\n \\(.*frame-end\r\n\r\n\032\032frame-begin 1 $hex\r\n.1  \r\n\032\032frame-address\r\n$hex\r\n\032\032frame-address-end\r\n in \r\n\032\032frame-function-name\r\nmain\r\n\032\032frame-args\r\n \\(\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n"
 242
 243 set pat_end "\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032frame-end\r\n(\r\n\032\032frame-begin .*\r\n\r\n\032\032frame-end\r\n)*$gdb_prompt$"
 244
 245 gdb_test_multiple "backtrace" "backtrace from shlibrary" {
 246     -re "$pat_begin$escapedsrcfile$pat_end" {
 247         pass "backtrace from shlibrary"
 248     }
 249     -re "$pat_begin.*$srcfile$pat_end" {
 250         setup_xfail "*-*-*" 1270
 251         fail "backtrace from shlibrary"
 252     }
 253 }
 254
 255
 256 #
 257 # test printing a frame with some arguments:
 258 # annotate-arg-begin
 259 # annotate-arg-name-end
 260 # annotate-arg-value
 261 # annotate-arg-end
 262 #
 263
 264 if [target_info exists gdb,nosignals] {
 265     unsupported "send SIGUSR1"
 266     unsupported "backtrace @ signal handler"
 267 } else {
 268     gdb_test_multiple "signal SIGUSR1" "send SIGUSR1" {
 269         -re "\r\n\032\032post-prompt\r\nContinuing with signal SIGUSR1.\r\n\r\n\032\032starting\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)+\r\n\r\n\032\032breakpoint 2\r\n\r\nBreakpoint 2, \r\n\032\032frame-begin 0 $hex\r\n\r\n\032\032frame-function-name\r\nhandle_USR1\r\n\032\032frame-args\r\n \\(\r\n\032\032arg-begin\r\nsig\r\n\032\032arg-name-end\r\n=\r\n\032\032arg-value -\r\n$decimal\r\n\032\032arg-end\r\n\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n${escapedsrcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032source.*annota1.c:.*:.*:beg:$hex\r\n\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
 270             pass "send SIGUSR1"
 271         }
 272         -re "\r\n\032\032post-prompt\r\nContinuing with signal SIGUSR1.\r\n\r\n\032\032starting\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)+\r\n\r\n\032\032breakpoint 2\r\n\r\nBreakpoint 2, \r\n\032\032frame-begin 0 $hex\r\n\r\n\032\032frame-function-name\r\nhandle_USR1\r\n\032\032frame-args\r\n \\(\r\n\032\032arg-begin\r\nsig\r\n\032\032arg-name-end\r\n=\r\n\032\032arg-value -\r\n$decimal\r\n\032\032arg-end\r\n\\)\r\n\032\032frame-source-begin\r\n at \r\n\032\032frame-source-file\r\n.*${srcfile}\r\n\032\032frame-source-file-end\r\n:\r\n\032\032frame-source-line\r\n.*\r\n\032\032frame-source-end\r\n\r\n\r\n\032\032source.*annota1.c:.*:.*:beg:$hex\r\n\r\n\032\032frame-end\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
 273             setup_xfail "*-*-*" 1270
 274             fail "send SIGUSR1"
 275         }
 276     }
 277
 278     #
 279     # test:
 280     # annotate-signal-handler-caller
 281     #
 282     gdb_test_multiple "backtrace" "backtrace @ signal handler" {
 283         -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$" {
 284             pass "backtrace @ signal handler"
 285         }
 286     }
 287 }
 288
 289 #
 290 # delete all the breakpoints
 291 #
 292 gdb_test_multiple "delete 1" "delete bp 1" {
 293     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" {
 294         pass "delete bp 1"
 295     }
 296 }
 297
 298 gdb_test_multiple "delete 2" "delete bp 2" {
 299     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" {
 300         pass "delete bp 2"
 301     }
 302 }
 303
 304 gdb_test_multiple "delete 3" "delete bp 3" {
 305     -re "\r\n\032\032post-prompt\r\n$gdb_prompt$" {
 306         pass "delete bp 3"
 307     }
 308 }
 309
 310 #
 311 # break at main, after value is initialized. This is in preparation
 312 # to test the annotate output for the display command.
 313 #
 314 gdb_test_multiple "break main" "break at 28" {
 315     -re "post-prompt.*\032\032breakpoints-invalid.*Breakpoint 4 at $hex: file ${escapedsrcfile}, line $main_line.*$gdb_prompt$" {
 316         pass "break at 28"
 317     }
 318     -re "post-prompt.*\032\032breakpoints-invalid.*Breakpoint 4 at $hex: file .*${srcfile}, line $main_line.*$gdb_prompt$" {
 319         setup_xfail "*-*-*" 1270
 320         fail "break at 28"
 321     }
 322 }
 323
 324 #
 325 # display the value; test:
 326 # annotate-display-begin
 327 # annotate-display-number-end
 328 # annotate-display-format
 329 # annotate-display-expression
 330 # annotate-display-expression-end
 331 # annotate-display-end
 332 # FIXME: annotate-display-value not tested
 333 #
 334 gdb_test_multiple "display value" "set up display" {
 335     -re "post-prompt\r\n\r\n\032\032display-begin\r\n1\r\n\032\032display-number-end\r\n: \r\n\032\032display-format\r\n\r\n\032\032display-expression\r\nvalue\r\n\032\032display-expression-end\r\n = \r\n\032\032display-expression\r\n7\r\n\r\n\032\032display-end\r\n$gdb_prompt$" {
 336         pass "set up display"
 337     }
 338 }
 339
 340
 341 # should ask query. Test annotate-query.
 342 # we don't care about anything else here, only the query.
 343
 344 send_gdb "run\n"
 345 gdb_expect {
 346   -re "pre-query.*already.*\\(y or n\\).*query\r\n" {
 347          send_gdb "y\n"
 348          gdb_expect {
 349              -re ".*post-query.*$gdb_prompt$" \
 350                      { pass "re-run" }
 351              -re ".*$gdb_prompt$"  { fail "re-run" }
 352              timeout { fail "re-run (timeout)" }
 353          }
 354      }
 355   -re ".*$gdb_prompt$"  { fail "re-run" }
 356   timeout { fail "re-run (timeout)" }
 357 }
 358
 359 #
 360 # Test that breakpoints-invalid is issued once and only once for
 361 # breakpoint ignore count changes, after annotation stopped.
 362 #
 363 gdb_test_multiple "break 46" "break at 46" {
 364     -re "Breakpoint 5 at $hex: file .*$srcfile, line 46.*$gdb_prompt$" {
 365         pass "break at 46"
 366     }
 367 }
 368
 369 gdb_test_multiple "ignore 5 4" "ignore 5 4" {
 370     -re "Will ignore next 4 crossings of breakpoint 5.*$gdb_prompt$" {
 371         pass "ignore 5 4"
 372     }
 373 }
 374
 375 gdb_test_multiple "continue" "annotate ignore count change" {
 376     -re ".*$srcfile:46:.*\032\032stopped\r\n\r\n\032\032breakpoints-invalid\r\n$gdb_prompt$" {
 377         pass "annotate ignore count change"
 378     }
 379 }
 380
 381 # check that ignore command is working, or the above can provide
 382 # misleading assurance ...
 383
 384 gdb_test_multiple "next" "next to exit loop" {
 385     -re "source .*annota1.c.*$gdb_prompt$" {
 386     }
 387 }
 388
 389 gdb_test_multiple "next" "breakpoint ignore count" {
 390     -re ".*$srcfile:49:.*$gdb_prompt$" {
 391         pass "breakpoint ignore count"
 392     }
 393 }
 394
 395 #
 396 # Send a signal that is not handled; test:
 397 # annotate-signalled
 398 # annotate-signal-name
 399 # annotate-signal-name-end
 400 # annotate-signal-string
 401 # annotate-signal-string-end
 402 # FIXME: annotate-signal not tested (requires that the inferior be
 403 #                        stopped by a "random" signal)
 404 #
 405 # SIGTRAP signals are dropped before they get to the inferior process
 406 # on hpux11.  In theory, this behaivor can be controlled by setting
 407 # TTEO_NORM_SIGTRAP in the inferior, but doing so did not cause
 408 # the signal to be properly delivered.
 409 #
 410 # It has been verified that other signals will be delivered.  However,
 411 # rather than twiddle the test, I choose to leave it as-is as it
 412 # exposes an interesting failure on hpux11.
 413
 414 if [target_info exists gdb,nosignals] {
 415     unsupported "signal sent"
 416 } else {
 417     setup_xfail hppa*-*-hpux11*
 418     gdb_test_multiple "signal SIGTRAP" "signal sent" {
 419         -re ".*\032\032post-prompt\r\nContinuing with signal SIGTRAP.\r\n\r\n\032\032starting\(\r\n\r\n\032\032frames-invalid\)+\r\n\r\n\032\032signalled\r\n\r\nProgram terminated with signal \r\n\032\032signal-name\r\nSIGTRAP\r\n\032\032signal-name-end\r\n, \r\n\032\032signal-string\r\nTrace.breakpoint trap\r\n\032\032signal-string-end\r\n.\r\nThe program no longer exists.\r\n\r\n\032\032stopped\r\n$gdb_prompt$" {
 420             pass "signal sent"
 421         }
 422     }
 423 }
 424
 425
 426 # Check for production of a core file and remove it!
 427
 428 set exec_output [remote_exec build "ls core"]
 429
 430 set test "cleanup core file"
 431 if [ regexp "core not found" $exec_output]  {
 432     pass "$test (not dumped)"
 433 } else {
 434     if [ regexp "No such file or directory" $exec_output] {
 435         pass "$test (not dumped)"
 436     } else {
 437         remote_exec build "rm -f core"
 438         pass "$test (removed)"
 439     }
 440 }
 441
 442 proc thread_test {} {
 443     global objdir subdir srcdir testfile
 444     global gdb_prompt old_gdb_prompt
 445     set srcfile watch_thread_num.c
 446     set binfile ${objdir}/${subdir}/${testfile}-watch_thread_num
 447     set gdb_prompt $old_gdb_prompt
 448
 449     if { ![get_compiler_info ${binfile}] && [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] == "" } {
 450
 451         gdb_exit
 452         gdb_start
 453         gdb_reinitialize_dir $srcdir/$subdir
 454         gdb_load ${binfile}
 455         if { ![runto main] } then {
 456             fail "run to main"
 457             return
 458         }
 459
 460         set gdb_prompt \
 461             "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"
 462
 463         gdb_test_multiple "set annotate 2" "" {
 464             -re "set annotate 2\r\n$gdb_prompt$" {
 465             }
 466         }
 467
 468         gdb_test_multiple "next 2" "new thread" {
 469             -re ".*\032\032new-thread" {
 470                 pass "new thread"
 471             }
 472         }
 473     }
 474 }
 475
 476 proc thread_switch {} {
 477     gdb_test_multiple "thread 1" "thread switch" {
 478         -re ".*\032\032thread-changed" {
 479             pass "thread switch"
 480         }
 481     }
 482 }
 483
 484 thread_test
 485 thread_switch
 486
 487 # restore the original prompt for the rest of the testsuite
 488
 489 set gdb_prompt $old_gdb_prompt