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# This testcase is part of GDB, the GNU debugger.
#
# Copyright 2013-2021 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/>.
# Test relies on checking gdb debug output. Do not run if gdb debug is
# enabled as any debug will be redirected to the log.
if [gdb_debug_enabled] {
untested "debug is enabled"
return 0
}
standard_testfile
# The test program exits after a while, in case GDB crashes. Make it
# wait at least as long as we may wait before declaring a time out
# failure.
set options { "additional_flags=-DTIMEOUT=$timeout" debug }
if { [build_executable ${testfile}.exp ${testfile} $srcfile $options] == -1 } {
return -1
}
# Return 0 on success, non-zero otherwise.
proc do_test { pass } {
global testfile gdb_prompt binfile pf_prefix
if ![runto_main] {
return -1
}
gdb_breakpoint "${testfile}.c:[gdb_get_line_number "loop-line" ${testfile}.c]" \
temporary
# gdb_continue_to_breakpoint would print a pass message.
gdb_test "continue" "Temporary breakpoint .* loop-line .*" ""
gdb_test_no_output "set range-stepping off" ""
gdb_test_no_output "set debug infrun 1" ""
set test "run a bit #$pass"
set abort 1
gdb_test_multiple "step" $test {
-re {\[infrun\] process_event_stop_test: stepping inside range} {
# Suppress pass $test
verbose -log "$pf_prefix $test: ran"
set abort 0
}
}
if $abort {
verbose -log "$pf_prefix $test: did not run"
return $abort
}
set gdb_pid [exp_pid -i [board_info host fileid]]
remote_exec host "kill -TERM ${gdb_pid}"
set test "expect eof #$pass"
set abort 1
set stepping 0
# If GDB mishandles the SIGTERM and doesn't exit, this should FAIL
# with timeout. We don't expect a GDB prompt, so we see one,
# we'll FAIL too.
gdb_test_multiple "" $test {
eof {
verbose -log "$pf_prefix $test: got eof"
set abort 0
}
-re {\[infrun\] process_event_stop_test: stepping inside range} {
incr stepping
exp_continue
}
}
verbose -log "$pf_prefix $test: stepped $stepping times"
return $abort
}
# Testcase was FAILing approx. on 10th pass with unpatched GDB.
# 50 runs should be approx. a safe number to be sure it is fixed now.
set passes 50
for {set pass 0} {$pass < $passes} {incr pass} {
clean_restart ${testfile}
if { [do_test $pass] != 0 } {
break
}
}
gdb_assert {$pass == $passes} "$passes SIGTERM passes"
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