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6aba47ca | 1 | # Copyright (C) 2004, 2007 Free Software Foundation, Inc. |
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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 2 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, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | ||
17 | # Please email any bugs, comments, and/or additions to this file to: | |
18 | # bug-gdb@gnu.org | |
19 | ||
20 | # This file verifies that GDB is able to compute a backtrace for a thread | |
21 | # being blocked on a call to pthread_cond_wait(). | |
22 | ||
23 | if $tracelevel then { | |
24 | strace $tracelevel | |
25 | } | |
26 | ||
27 | set testfile "pthread_cond_wait" | |
28 | set srcfile ${testfile}.c | |
29 | set binfile ${objdir}/${subdir}/${testfile} | |
30 | ||
31 | if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "incdir=${objdir}"]] != "" } { | |
32 | return -1 | |
33 | } | |
34 | ||
35 | gdb_exit | |
36 | gdb_start | |
37 | gdb_reinitialize_dir $srcdir/$subdir | |
38 | gdb_load ${binfile} | |
a271cc33 | 39 | runto_main |
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40 | |
41 | gdb_test "break break_me" \ | |
a271cc33 | 42 | "Breakpoint 2 at .*: file .*${srcfile}, line .*" \ |
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43 | "breakpoint on break_me" |
44 | ||
a271cc33 OF |
45 | gdb_test "continue" \ |
46 | ".*Breakpoint 2, break_me ().*" \ | |
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47 | "run to break_me" |
48 | ||
49 | # | |
50 | # Backtrace all threads, find the one running noreturn, and | |
51 | # verify that we are able to get a sensible backtrace, including | |
52 | # the frame for the pthread_cond_wait() call. | |
53 | # | |
54 | # The string below will only match if the functions named | |
55 | # occur in a single thread's backtrace, in the given order. | |
56 | # | |
57 | ||
58 | global hex | |
59 | global decimal | |
60 | ||
61 | # | |
62 | # This is a "backtrace break" ("btb"): | |
63 | # | |
64 | set btb "\[^\r\n\]+\[\r\n\]+\#${decimal}\[ \t\]+${hex} in " | |
65 | ||
66 | # One of the threads is blocked on a call to pthread_cond_wait, and | |
67 | # we want to verify that we are able to get a sensible backtrace for | |
68 | # that thread. Because we don't know its thread ID, we can't switch | |
69 | # to it before doing the backtrace. So we get a backtrace for all | |
70 | # threads, and verify that one them returns the expected backtrace. | |
71 | gdb_test "thread apply all backtrace" \ | |
72 | "pthread_cond_wait${btb}cond_wait${btb}noreturn${btb}forever_pthread.*" \ | |
73 | "backtrace in blocked thread" | |
74 |