123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125 |
- # Copyright (C) 2011-2022 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 steps over all breakpoints of threads not the stepping
- # thread, before actually proceeding with the stepped thread.
- standard_testfile
- set executable ${testfile}
- if [target_info exists gdb,nosignals] {
- verbose "Skipping ${testfile}.exp because of nosignals."
- return -1
- }
- if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \
- executable [list debug "incdir=${objdir}"]] != "" } {
- return -1
- }
- # Prepare environment for test.
- proc setup {} {
- global executable
- global displaced
- with_test_prefix "setup" {
- clean_restart $executable
- if ![runto_main] {
- return -1
- }
- gdb_test_no_output "set displaced-stepping $displaced"
- gdb_breakpoint [gdb_get_line_number "set wait-threads breakpoint here"]
- gdb_continue_to_breakpoint "run to breakpoint"
- gdb_test "info threads" "\\\* 1 .* 2 .* 3 .*" "info threads shows all threads"
- gdb_test_no_output "set scheduler-locking on"
- gdb_breakpoint [gdb_get_line_number "set breakpoint thread 3 here"]
- gdb_breakpoint [gdb_get_line_number "set breakpoint thread 2 here"]
- gdb_test "thread 3" "Switching.*"
- gdb_continue_to_breakpoint "run to breakpoint in thread 3"
- gdb_test "p *myp = 0" " = 0" "unbreak loop in thread 3"
- gdb_test "thread 2" "Switching.*"
- gdb_continue_to_breakpoint "run to breakpoint in thread 2"
- gdb_test "p *myp = 0" " = 0" "unbreak loop in thread 2"
- # Disable scheduler locking.
- gdb_test_no_output "set scheduler-locking off"
- # Now all 3 threads are stopped for a breakpoint that needs to
- # be stepped over before thread 1 is resumed.
- }
- }
- foreach displaced { "off" "on" } {
- with_test_prefix "displaced=$displaced" {
- with_test_prefix "step" {
- setup
- gdb_test "thread 1" "Switching.*"
- gdb_test "step" "in wait_threads .*"
- }
- with_test_prefix "next" {
- setup
- gdb_test "thread 1" "Switching.*"
- gdb_test "next" "pthread_join.*"
- }
- with_test_prefix "continue" {
- setup
- gdb_breakpoint [gdb_get_line_number "EXIT_SUCCESS"]
- gdb_test "thread 1" "Switching.*"
- gdb_test "continue" "EXIT_SUCCESS.*"
- }
- # Try continuing with a queued signal in each of the threads
- # (one at a time). Should stop at the signal handler, instead
- # of re-trapping the breakpoint the threads were already
- # stopped at.
- foreach thread {1 2 3} {
- with_test_prefix "signal thr$thread" {
- setup
- # Queue a signal in THREAD.
- gdb_test "thread $thread" "Switching.*"
- gdb_test_no_output "queue-signal SIGUSR1"
- # Switch back to thread 1, and continue.
- gdb_test "thread 1" "Switching.*" "switch back to thread 1"
- gdb_breakpoint "sigusr1_handler" "set break at sigusr1_handler"
- set msg "continue to sigusr1_handler"
- gdb_test_multiple "continue" $msg {
- -re "Breakpoint .* sigusr1_handler .*$gdb_prompt $" {
- pass $msg
- }
- -re "Breakpoint .*$gdb_prompt $" {
- if {![can_single_step_to_signal_handler]
- && $thread != 1 && $displaced == "off"} {
- setup_kfail "gdb/18214" "*-*-*"
- }
- fail $msg
- }
- }
- }
- }
- }
- }
|