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[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.multi / tids-gid-reset.exp
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88b9d363 1# Copyright 2015-2022 Free Software Foundation, Inc.
873657b9
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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 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# Check that letting the inferior exit and restarting it again resets
17# the global TID counter, and thus the new thread 1.1 should end up
18# with global TID == 1.
19#
20# Also, check the same but with another inferior still running, in
21# which case the new thread 1.1 should end up with global TID == 3.
22
23standard_testfile
24
25if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} {pthreads debug}] } {
26 return -1
27}
28
29with_test_prefix "single-inferior" {
30 with_test_prefix "before restart" {
31 clean_restart ${testfile}
32
33 if { ![runto_main] } then {
34 return -1
35 }
36
37 gdb_test "info threads -gid" "\\* 1 +1 +.*"
38 }
39
40 with_test_prefix "restart" {
41 gdb_continue_to_end
42 if { ![runto_main] } then {
43 return -1
44 }
45 }
46
47 with_test_prefix "after restart" {
48 gdb_test "info threads -gid" "\\* 1 +1 +.*"
49 }
50}
51
52# For the following tests, multiple inferiors are needed, therefore
53# non-extended gdbserver is not supported.
54if [use_gdb_stub] {
55 untested "using gdb stub"
56 return
57}
58
59# Test with multiple inferiors. This time, since we restart inferior
60# 1 while inferior 2 still has threads, then the new thread 1.1 should
61# end up with GID == 3, since we won't be able to reset the global
62# thread ID counter.
63with_test_prefix "multi-inferior" {
64 gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2"
65 gdb_test "inferior 2" "Switching to inferior 2 .*" "switch to inferior 2"
66 gdb_load ${binfile}
67
68 if ![runto_main] then {
69 fail "starting inferior 2"
70 return
71 }
72
73 gdb_test "inferior 1" "Switching to inferior 1 .*" \
74 "switch back to inferior 1"
75
76 with_test_prefix "before restart" {
77 gdb_test "info threads -gid" \
78 [multi_line \
79 "\\* 1\.1 +1 +.*" \
80 " 2\.1 +2 +.*"]
81 }
82
83 with_test_prefix "restart" {
84 gdb_continue_to_end
85 if { ![runto_main] } then {
86 return -1
87 }
88 }
89
90 with_test_prefix "after restart" {
91 gdb_test "info threads -gid" \
92 [multi_line \
93 "\\* 1\.1 +3 +.*" \
94 " 2\.1 +2 +.*"]
95 }
96}
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