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1d506c26 | 1 | # Copyright 2023-2024 Free Software Foundation, Inc. |
6a534f85 PA |
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 | # Test that after an exec of a non-leader thread, we don't leave the | |
17 | # non-leader thread listed in internal thread lists, causing problems. | |
18 | ||
19 | standard_testfile .c | |
20 | ||
21 | proc do_test { } { | |
22 | if [prepare_for_testing "failed to prepare" $::testfile $::srcfile {debug pthreads}] { | |
23 | return -1 | |
24 | } | |
25 | ||
26 | if ![runto_main] { | |
27 | return | |
28 | } | |
29 | ||
30 | gdb_test "catch exec" "Catchpoint $::decimal \\(exec\\)" | |
31 | ||
32 | gdb_test "continue" "Catchpoint $::decimal .*" "continue until exec" | |
33 | ||
34 | # Confirm we only have one thread in the thread list. | |
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35 | gdb_test "p \$_inferior_thread_count" " = 1" |
36 | ||
37 | # Get the post-exec thread number. Due to PR gdb/31069 ("Zombie | |
38 | # leader detection racy") this isn't always thread 1.1. | |
39 | set cur_thr [get_integer_valueof "\$_thread" 0] | |
6a534f85 PA |
40 | |
41 | if {[istarget *-*-linux*] && [gdb_is_target_native]} { | |
42 | # Confirm there's only one LWP in the list as well, and that | |
d2eca84d | 43 | # it is bound to the existing GDB thread. |
6a534f85 PA |
44 | set inf_pid [get_inferior_pid] |
45 | gdb_test_multiple "maint info linux-lwps" "" { | |
d2eca84d | 46 | -wrap -re "Thread ID *\r\n$inf_pid\.$inf_pid\.0\[ \t\]+1\.$cur_thr *" { |
6a534f85 PA |
47 | pass $gdb_test_name |
48 | } | |
49 | } | |
50 | } | |
51 | ||
52 | # Test that GDB is able to kill the inferior. This used to crash | |
53 | # on native Linux as GDB did not dispose of the pre-exec LWP for | |
54 | # the non-leader (and that LWP did not have a matching thread in | |
55 | # the core thread list). | |
56 | gdb_test "with confirm off -- kill" \ | |
57 | "\\\[Inferior 1 (.*) killed\\\]" \ | |
58 | "kill inferior" | |
59 | } | |
60 | ||
61 | do_test |