gdb/testsuite/gdb.base/annota1.exp

   1 # Copyright 1999-2019 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 # This file was written by Elena Zannoni (ezannoni@cygnus.com)
  17
  18
  19 # This testcase cannot use runto_main because of the different prompt
  20 # we get when using annotation level 2.
  21 #
  22 if ![target_can_use_run_cmd] {
  23     return 0
  24 }
  25
  26 set breakpoints_invalid "\r\n\032\032breakpoints-invalid\r\n"
  27
  28 #
  29 # test running programs
  30 #
  31
  32 standard_testfile .c
  33
  34 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] != "" } {
  35     untested "failed to compile"
  36     return -1
  37 }
  38
  39
  40 clean_restart ${binfile}
  41
  42 # The commands we test here produce many lines of output; disable "press
  43 # <return> to continue" prompts.
  44 gdb_test_no_output "set height 0"
  45
  46 #
  47 # break in main
  48 #
  49
  50 set main_line [gdb_get_line_number "break main"]
  51
  52 gdb_test "break ${srcfile}:${main_line}" \
  53     "Breakpoint.*at.* file .*$srcfile, line $main_line\\." \
  54     "breakpoint main"
  55
  56
  57 #
  58 # NOTE: this prompt is OK only when the annotation level is > 1
  59 # NOTE: When this prompt is in use the gdb_test procedure cannot be used because
  60 # it assumes that the last char after the gdb_prompt is a white space. This is not
  61 # true with this annotated prompt. So we must use send_gdb and gdb_expect.
  62 #
  63
  64 set old_gdb_prompt $gdb_prompt
  65 set gdb_prompt "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"
  66
  67 #
  68 # Escape all the characters in the path that need it. For instance
  69 # the directory name could contain '+'.
  70 #
  71 set escapedsrcfile [string_to_regexp ${srcdir}/${subdir}/${srcfile}]
  72
  73
  74 #
  75 # set the annotation level to 2
  76 #
  77 # of course, this will test:
  78 # annotate-pre-prompt
  79 # annotate-prompt
  80 # annotate-post-prompt (in the next block)
  81 #
  82 send_gdb "set annotate 2\n"
  83 gdb_expect {
  84     -re "set annotate 2\r\n$gdb_prompt$" { pass "annotation set at level 2" }
  85     -re ".*$gdb_prompt$"       { fail "annotation set at level 2" }
  86     timeout                 { fail "annotation set at level 2 (timeout)" }
  87   }
  88
  89
  90 #
  91 # info break will test:
  92 # annotate-breakpoints-headers
  93 # annotate-field
  94 # annotate-breakpoints-table
  95 # annotate-record
  96 # annotate-breakpoints-table-end
  97 #
  98 gdb_test_multiple "info break" "breakpoint info" {
  99     -re "\r\n\032\032post-prompt\r\n\r\n\032\032breakpoints-headers\r\n\r\n\032\032field 0\r\nNum     \r\n\032\032field 1\r\nType           \r\n\032\032field 2\r\nDisp \r\n\032\032field 3\r\nEnb \r\n\032\032field 4\r\nAddress    +\r\n\032\032field 5\r\nWhat\r\n\r\n\032\032breakpoints-table\r\n\r\n\032\032record\r\n\r\n\032\032field 0\r\n1       \r\n\032\032field 1\r\nbreakpoint     \r\n\032\032field 2\r\nkeep \r\n\032\032field 3\r\ny   \r\n\032\032field 4\r\n$hex +\r\n\032\032field 5\r\nin main at ${escapedsrcfile}:$main_line\r\n\r\n\032\032breakpoints-table-end\r\n$gdb_prompt$" {
 100         pass "breakpoint info"
 101     }
 102     -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$" {
 103         setup_xfail "*-*-*" 1270
 104         fail "breakpoint info"
 105     }
 106 }
 107
 108
 109 #
 110 # run to a break point will test:
 111 # annotate-frames-invalid
 112 # annotate-breakpoints-invalid (a.k.a. breakpoints-changed)
 113 # annotate-starting
 114 # annotate-breakpoint
 115 # annotate-frame-begin
 116 # annotate-frame-function-name
 117 # annotate-frame-args
 118 # annotate-frame-source-begin
 119 # annotate-frame-source-file
 120 # annotate-frame-source-file-end
 121 # annotate-frame-source-line
 122 # annotate-frame-source-end
 123 # annotate-source
 124 # annotate-frame-end
 125 # annotate-stopped
 126 #
 127 #exp_internal 1
 128 set binexp [string_to_regexp $binfile]
 129 gdb_test_multiple "run" "run until main breakpoint" {
 130     -re [join { "\r\n\032\032post-prompt\r\nStarting program: $binexp " \
 131                     "\(\(\r\nReading \[^\r\n\]+\)|\(\r\nwarning: File transfers from remote targets can be slow\[^\r\n\]+\)\)*" \
 132                     "\(\r\nwarning: Skipping \[^\r\n\]+ .gdb_index section in \[^\r\n\]+\r\nDo \"set use-deprecated-index-sections on\" before the file is read\r\nto use the section anyway\\.\)?" \
 133                     "\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n" \
 134                     "\032\032starting\(\(\r\nReading \[^\r\n\]+\)|\(\r\nwarning: File transfers from remote targets can be slow\[^\r\n\]+\)\)*" \
 135                     "\(\(\r\n\r\n\032\032frames-invalid\)|\(\r\n\r\n\032\032breakpoints-invalid\)\)*\r\n\r\n" \
 136                     "\032\032breakpoint 1\r\n\r\n" \
 137                     "Breakpoint 1, \r\n" \
 138                     "\032\032frame-begin 0 $hex\r\n\r\n" \
 139                     "\032\032frame-function-name\r\n" \
 140                     "main\r\n" \
 141                     "\032\032frame-args\r\n \\(\\)\r\n" \
 142                     "\032\032frame-source-begin\r\n at \r\n" \
 143                     "\032\032frame-source-file\r\n.*annota1.c\r\n" \
 144                     "\032\032frame-source-file-end\r\n:\r\n" \
 145                     "\032\032frame-source-line\r\n$main_line\r\n" \
 146                     "\032\032frame-source-end\r\n\r\n\r\n" \
 147                     "\032\032source.*$srcfile:$main_line:.*:beg:$hex\r\n\r\n" \
 148                     "\032\032frame-end\r\n\r\n" \
 149                     "\032\032stopped.*$gdb_prompt$" } ] {
 150         pass "run until main breakpoint"
 151     }
 152 }
 153 #exp_internal 0
 154 #exit 0
 155
 156 #
 157 # Let's do a next, to get to a point where the array is initialized
 158 # We don't care about the annotated output for this operation, it is the same as
 159 # the one produced by run above
 160 #
 161 gdb_test_multiple "next" "go after array init line" {
 162     -re "source .*annota1.c.*$gdb_prompt$" {
 163         pass "go after array init line"
 164     }
 165 }
 166
 167
 168 #
 169 # printing the array will test:
 170 # annotate-value-history-begin
 171 # annotate-value-history-value
 172 # annotate-array-section-begin
 173 # annotate-elt
 174 # FIXME: annotate-elt-rep and annotate-elt-rep-end not tested
 175 # annotate-array-section-end
 176 # annotate-value-history-end
 177 # FIXME: annotate-value-begin and annotate-value-end not tested (the gdb output
 178 #              command would cause them to be used)
 179 #
 180 gdb_test_multiple "print my_array" "print array" {
 181     -re "\r\n\032\032post-prompt\r\n\r\n\032\032value-history-begin 1 -\r\n.*= \r\n\032\032value-history-value\r\n.\r\n\032\032array-section-begin 0 -\r\n1\r\n\032\032elt\r\n, 2\r\n\032\032elt\r\n, 3\r\n\032\032elt\r\n\r\n\032\032array-section-end\r\n.\r\n\r\n\032\032value-history-end\r\n$gdb_prompt$" {
 182         pass "print array"
 183     }
 184 }
 185
 186
 187 #
 188 # this should generate an error message, so to test:
 189 # annotate-error-begin
 190 # FIXME: annotate-error not tested
 191 #
 192
 193 #exp_internal 1
 194 gdb_test_multiple "print non_existent_value" "print non_existent_value" {
 195     -re "\r\n\032\032post-prompt\r\n\r\n\032\032error-begin\r\nNo symbol \"non_existent_value\" in current context.\r\n\r\n\032\032error\r\n$gdb_prompt$" {
 196         pass "print non_existent_value"
 197     }
 198 }
 199
 200
 201 #
 202 # break at signal handler. So that, once we are in the sig handler, if we do a bt
 203 # we can test annotate-signal-handler-caller
 204 #
 205 gdb_test_multiple "break handle_USR1" "break handle_USR1" {
 206     -re  "\r\n\032\032post-prompt\r\nBreakpoint.*at $hex: file.*$srcfile, line.*\r\n\032\032breakpoints-invalid\r\n.*$gdb_prompt$" {
 207         pass "break handle_USR1"
 208     }
 209 }
 210
 211 #
 212 # break at printf. When we are stopped at printf, we can test
 213 #
 214 gdb_test_multiple "break printf" "break printf" {
 215     -re  "\r\n\032\032post-prompt\r\nBreakpoint.*at $hex.*\032\032breakpoints-invalid\r\n.*$gdb_prompt$" {
 216         pass "break printf"
 217     }
 218     -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$" {
 219         pass "break printf"
 220     }
 221 }
 222
 223 #
 224 # get to printf
 225 #
 226 set pat_begin "\r\n\032\032post-prompt\r\nContinuing.\r\n\r\n\032\032starting\r\n\r\n\032\032frames-invalid\r\n${breakpoints_invalid}"
 227 set pat_adjust "warning: Breakpoint 3 address previously adjusted from $hex to $hex.\r\n"
 228 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$gdb_prompt$"
 229
 230 gdb_test_multiple "continue" "continue to printf" {
 231     -re "${pat_begin}($pat_adjust)?$pat_end" {
 232         pass "continue to printf"
 233     }
 234     -re ".*$gdb_prompt$"     { fail "continue to printf" }
 235 }
 236
 237 #
 238 # test:
 239 # annotate-frame-where
 240 # annotate-frame-address
 241 # annotate-frame-address-end
 242 #
 243 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"
 244
 245 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)*$gdb_prompt$"
 246
 247 gdb_test_multiple "backtrace" "backtrace from shlibrary" {
 248     -re "$pat_begin$escapedsrcfile$pat_end" {
 249         pass "backtrace from shlibrary"
 250     }
 251     -re "$pat_begin.*$srcfile$pat_end" {
 252         setup_xfail "*-*-*" 1270
 253         fail "backtrace from shlibrary"
 254     }
 255 }
 256
 257
 258 #
 259 # test printing a frame with some arguments:
 260 # annotate-arg-begin
 261 # annotate-arg-name-end
 262 # annotate-arg-value
 263 # annotate-arg-end
 264 #
 265
 266 if [target_info exists gdb,nosignals] {
 267     unsupported "send SIGUSR1"
 268     unsupported "backtrace @ signal handler"
 269 } else {
 270     gdb_test_multiple "signal SIGUSR1" "send SIGUSR1" {
 271         -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$gdb_prompt$" {
 272             pass "send SIGUSR1"
 273         }
 274         -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$gdb_prompt$" {
 275             setup_xfail "*-*-*" 1270
 276             fail "send SIGUSR1"
 277         }
 278     }
 279
 280     #
 281     # test:
 282     # annotate-signal-handler-caller
 283     #
 284     gdb_test_multiple "backtrace" "backtrace @ signal handler" {
 285         -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$" {
 286             pass "backtrace @ signal handler"
 287         }
 288     }
 289 }
 290
 291 #
 292 # delete all the breakpoints
 293 #
 294 gdb_test_multiple "delete 1" "delete bp 1" {
 295     -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
 296         pass "delete bp 1"
 297     }
 298 }
 299
 300 gdb_test_multiple "delete 2" "delete bp 2" {
 301     -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
 302         pass "delete bp 2"
 303     }
 304 }
 305
 306 gdb_test_multiple "delete 3" "delete bp 3" {
 307     -re "\r\n\032\032post-prompt\r\n${breakpoints_invalid}$gdb_prompt$" {
 308         pass "delete bp 3"
 309     }
 310 }
 311
 312 #
 313 # break in main, after value is initialized. This is in preparation
 314 # to test the annotate output for the display command.
 315 #
 316 set test "break in main"
 317 gdb_test_multiple "break ${srcfile}:${main_line}" $test {
 318     -re "post-prompt.*Breakpoint 4 at $hex: file ${escapedsrcfile}, line $main_line.*\032\032breakpoints-invalid.*$gdb_prompt$" {
 319         pass $test
 320     }
 321     -re "post-prompt.*Breakpoint 4 at $hex: file .*${srcfile}, line $main_line.*\032\032breakpoints-invalid.*$gdb_prompt$" {
 322         setup_xfail "*-*-*" 1270
 323         fail $test
 324     }
 325 }
 326
 327 #
 328 # display the value; test:
 329 # annotate-display-begin
 330 # annotate-display-number-end
 331 # annotate-display-format
 332 # annotate-display-expression
 333 # annotate-display-expression-end
 334 # annotate-display-end
 335 # FIXME: annotate-display-value not tested
 336 #
 337 gdb_test_multiple "display value" "set up display" {
 338     -re "post-prompt\r\n\r\n\032\032display-begin\r\n1\r\n\032\032display-number-end\r\n: \r\n\032\032display-format\r\n\r\n\032\032display-expression\r\nvalue\r\n\032\032display-expression-end\r\n = \r\n\032\032display-expression\r\n7\r\n\r\n\032\032display-end\r\n$gdb_prompt$" {
 339         pass "set up display"
 340     }
 341 }
 342
 343
 344 # should ask query. Test annotate-query.
 345 # we don't care about anything else here, only the query.
 346
 347 send_gdb "run\n"
 348 gdb_expect {
 349   -re "pre-query.*already.*\\(y or n\\).*query\r\n" {
 350          send_gdb "y\n"
 351          gdb_expect {
 352              -re ".*post-query.*$gdb_prompt$" \
 353                      { pass "re-run" }
 354              -re ".*$gdb_prompt$"  { fail "re-run" }
 355              timeout { fail "re-run (timeout)" }
 356          }
 357      }
 358   -re ".*$gdb_prompt$"  { fail "re-run" }
 359   timeout { fail "re-run (timeout)" }
 360 }
 361
 362 #
 363 # Test that breakpoints-invalid is issued once and only once for
 364 # breakpoint ignore count changes, after annotation stopped.
 365 #
 366
 367 set value_inc_line [gdb_get_line_number "increment value"]
 368
 369 gdb_test_multiple "break $value_inc_line" "break at value++" {
 370     -re "Breakpoint 5 at $hex: file .*$srcfile, line $value_inc_line.*$gdb_prompt$" {
 371         pass "break at value++"
 372     }
 373 }
 374
 375 gdb_test_multiple "ignore 5 4" "ignore 5 4" {
 376     -re "Will ignore next 4 crossings of breakpoint 5.*$gdb_prompt$" {
 377         pass "ignore 5 4"
 378     }
 379 }
 380
 381 gdb_test_multiple "continue" "annotate ignore count change" {
 382     -re ".*breakpoints-invalid.*breakpoints-invalid.*$gdb_prompt$" {
 383         fail "annotate ignore count change"
 384     }
 385     -re ".*$srcfile:$value_inc_line:.*\032\032stopped\r\n$gdb_prompt$" {
 386         pass "annotate ignore count change"
 387     }
 388 }
 389
 390 # check that ignore command is working, or the above can provide
 391 # misleading assurance ...
 392
 393 gdb_test_multiple "next" "next to exit loop" {
 394     -re "source .*annota1.c.*$gdb_prompt$" {
 395     }
 396 }
 397
 398 set after_loop_line [gdb_get_line_number "after loop"]
 399
 400 gdb_test_multiple "next" "breakpoint ignore count" {
 401     -re ".*$srcfile:$after_loop_line:.*$gdb_prompt$" {
 402         pass "breakpoint ignore count"
 403     }
 404 }
 405
 406 # Get the inferior's PID for later.
 407
 408 set test "get inferior pid"
 409 set pid -1
 410 gdb_test_multiple "info inferior 1" "$test" {
 411     -re "process (\[0-9\]*).*$gdb_prompt$" {
 412         set pid $expect_out(1,string)
 413         pass "$test"
 414     }
 415 }
 416
 417 #
 418 # Send a signal that is not handled; test:
 419 # annotate-signalled
 420 # annotate-signal-name
 421 # annotate-signal-name-end
 422 # annotate-signal-string
 423 # annotate-signal-string-end
 424 # FIXME: annotate-signal not tested (requires that the inferior be
 425 #                        stopped by a "random" signal)
 426
 427 if [target_info exists gdb,nosignals] {
 428     unsupported "signal sent"
 429 } else {
 430     gdb_test_multiple "signal SIGTRAP" "signal sent" {
 431         -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$gdb_prompt$" {
 432             pass "signal sent"
 433         }
 434     }
 435 }
 436
 437 # Check for production of a core file and remove it!
 438
 439 set test "cleanup core file"
 440 if { [remote_file host exists core] } {
 441     remote_file host delete core
 442     pass "$test (removed)"
 443 } elseif { $pid != -1 && [remote_file host exists core.$pid] } {
 444     remote_file host delete core.$pid
 445     pass "$test (removed)"
 446 } else {
 447     pass "$test (not dumped)"
 448 }
 449
 450 proc thread_test {} {
 451     global subdir srcdir testfile srcfile binfile
 452     global gdb_prompt old_gdb_prompt
 453     set srcfile watch_thread_num.c
 454     set binfile [standard_output_file ${testfile}-watch_thread_num]
 455     set gdb_prompt $old_gdb_prompt
 456
 457     if { ![get_compiler_info] && [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug nowarnings}] == "" } {
 458
 459         gdb_exit
 460         gdb_start
 461         gdb_reinitialize_dir $srcdir/$subdir
 462         gdb_load ${binfile}
 463         if { ![runto main] } then {
 464             fail "run to main"
 465             return
 466         }
 467
 468         set linenum [gdb_get_line_number "all threads started"]
 469         gdb_breakpoint "$linenum"
 470
 471         set gdb_prompt \
 472             "\r\n\032\032pre-prompt\r\n$gdb_prompt \r\n\032\032prompt\r\n"
 473
 474         gdb_test_multiple "set annotate 2" "" {
 475             -re "set annotate 2\r\n$gdb_prompt$" {
 476             }
 477         }
 478
 479         gdb_test_multiple "continue" "new thread" {
 480             -re "\032\032new-thread.*\r\n$gdb_prompt$" {
 481                 pass "new thread"
 482             }
 483         }
 484     }
 485 }
 486
 487 proc thread_switch {} {
 488     gdb_test_multiple "thread 1" "thread switch" {
 489         -re ".*\032\032thread-changed" {
 490             pass "thread switch"
 491         }
 492     }
 493 }
 494
 495 thread_test
 496 thread_switch
 497
 498 # restore the original prompt for the rest of the testsuite
 499
 500 set gdb_prompt $old_gdb_prompt