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# Copyright (C) 2009-2017 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 that GDB doesn't get stuck when stepping over an exec call done
# by a thread other than the main thread.
standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
executable debug] != "" } {
return -1
}
# Run the test proper. SCHEDLOCK specifies what scheduler-locking
# should be set to.
proc do_test { schedlock } {
global binfile
if {$schedlock == "non-stop"} {
set prefix $schedlock
} else {
set prefix "schedlock $schedlock"
}
with_test_prefix "$prefix" {
clean_restart ${binfile}
if {$schedlock == "non-stop"} {
gdb_test_no_output "set non-stop 1"
}
if ![runto_main] {
return 0
}
# Get ourselves to the thread that execs.
gdb_breakpoint "thread_execler"
gdb_test "continue" ".*thread_execler.*" "continue to thread start"
if {$schedlock == "non-stop"} {
gdb_test "thread 2" \
"Switching to .*thread_execler.*" \
"switch to event thread"
}
# Now set a breakpoint at `main', and step over the execl call. The
# breakpoint at main should be reached. GDB should not try to revert
# back to the old thread from the old image and resume stepping it
# (since it is gone).
gdb_breakpoint "main"
if {$schedlock != "non-stop"} {
gdb_test_no_output "set scheduler-locking $schedlock"
}
gdb_test "next" ".*main.*" "get to main in new image"
}
}
foreach schedlock {"off" "step" "on" "non-stop"} {
do_test $schedlock
}
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