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# Copyright 2015-2021 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Check that letting the inferior exit and restarting it again resets
# the global TID counter, and thus the new thread 1.1 should end up
# with global TID == 1.
#
# Also, check the same but with another inferior still running, in
# which case the new thread 1.1 should end up with global TID == 3.
standard_testfile
if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} {pthreads debug}] } {
return -1
}
with_test_prefix "single-inferior" {
with_test_prefix "before restart" {
clean_restart ${testfile}
if { ![runto_main] } then {
return -1
}
gdb_test "info threads -gid" "\\* 1 +1 +.*"
}
with_test_prefix "restart" {
gdb_continue_to_end
if { ![runto_main] } then {
return -1
}
}
with_test_prefix "after restart" {
gdb_test "info threads -gid" "\\* 1 +1 +.*"
}
}
# For the following tests, multiple inferiors are needed, therefore
# non-extended gdbserver is not supported.
if [use_gdb_stub] {
untested "using gdb stub"
return
}
# Test with multiple inferiors. This time, since we restart inferior
# 1 while inferior 2 still has threads, then the new thread 1.1 should
# end up with GID == 3, since we won't be able to reset the global
# thread ID counter.
with_test_prefix "multi-inferior" {
gdb_test "add-inferior" "Added inferior 2.*" "add empty inferior 2"
gdb_test "inferior 2" "Switching to inferior 2 .*" "switch to inferior 2"
gdb_load ${binfile}
if ![runto_main] then {
fail "starting inferior 2"
return
}
gdb_test "inferior 1" "Switching to inferior 1 .*" \
"switch back to inferior 1"
with_test_prefix "before restart" {
gdb_test "info threads -gid" \
[multi_line \
"\\* 1\.1 +1 +.*" \
" 2\.1 +2 +.*"]
}
with_test_prefix "restart" {
gdb_continue_to_end
if { ![runto_main] } then {
return -1
}
}
with_test_prefix "after restart" {
gdb_test "info threads -gid" \
[multi_line \
"\\* 1\.1 +3 +.*" \
" 2\.1 +2 +.*"]
}
}
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