1 # Copyright
(C
) 2004-2024 Free Software Foundation
, Inc.
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.
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.
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
/>.
16 # Please email
any bugs
, comments
, and
/or additions to this file to
:
19 # This file verifies that GDB is able to compute a backtrace
for a thread
20 # being blocked
on a
call to pthread_cond_wait
().
24 if {[gdb_compile_pthreads
"${srcdir}/${subdir}/${srcfile}" "${binfile}" executable debug] != "" } {
28 clean_restart $
{binfile
}
31 gdb_test
"break break_me" \
32 "Breakpoint 2 at .*: file .*${srcfile}, line .*" \
33 "breakpoint on break_me"
36 ".*Breakpoint 2, break_me ().*" \
40 # Backtrace all threads
, find the one running noreturn
, and
41 # verify that we are able to
get a sensible backtrace
, including
42 # the frame
for the pthread_cond_wait
() call.
44 # The string below will only match
if the functions named
45 # occur in a single thread
's backtrace, in the given order.
52 # This is a "backtrace break" ("btb"):
54 set btb "\[^\r\n\]+\[\r\n\]+\#${decimal}\[ \t\]+${hex} (\\\[PAC\\\] )?in "
56 # One of the threads is blocked on a call to pthread_cond_wait, and
57 # we want to verify that we are able to get a sensible backtrace for
58 # that thread. Because we don't know its thread ID
, we can
't switch
59 # to it before doing the backtrace. So we get a backtrace for all
60 # threads, and verify that one them returns the expected backtrace.
61 gdb_test "thread apply all backtrace" \
62 "pthread_cond_wait${btb}cond_wait${btb}noreturn${btb}forever_pthread.*" \
63 "backtrace in blocked thread"