1 # Copyright (C) 2008-2020 Free Software Foundation, Inc.
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.
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.
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/>.
16 # Test use of unwindonsignal when a hand function call that gets interrupted
17 # by a signal in another thread.
21 standard_testfile interrupted-hand-call.c
23 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-DNR_THREADS=$NR_THREADS"]] != "" } {
27 # Some targets can't do function calls, so don't even bother with this
29 if [target_info exists gdb,cannot_call_functions] {
30 unsupported "this target can not call functions"
34 clean_restart ${binfile}
36 if { ![runto_main] } {
37 fail "can't run to main"
41 gdb_test "break all_threads_running" \
42 "Breakpoint 2 at .*: file .*${srcfile}, line .*" \
43 "breakpoint on all_threads_running"
45 # Run the program and make sure GDB reports that we stopped after
46 # hitting breakpoint 2 in all_threads_running().
49 ".*Breakpoint 2, all_threads_running ().*" \
50 "run to all_threads_running"
52 # NOTE: Don't turn on scheduler-locking here.
53 # We want the main thread (hand_call_with_signal) and
54 # thread 1 (sigabrt_handler) to both run.
56 # Do turn on unwindonsignal.
57 # We want to test gdb handling of the current thread changing when
58 # unwindonsignal is in effect.
59 gdb_test_no_output "set unwindonsignal on" \
60 "setting unwindonsignal"
61 gdb_test "show unwindonsignal" \
62 "Unwinding of stack .* is on." \
63 "showing unwindonsignal"
65 gdb_test "call hand_call_with_signal()" \
66 "The program received a signal.*" \
67 "hand-call interrupted by signal in another thread"
69 # Verify dummy stack frame is still present.
70 # ??? Should unwindonsignal still apply even if the program stops
71 # because of a signal in another thread?
73 gdb_test "maint print dummy-frames" ".*stack=.*" "dummy stack frame present"
75 # GDB 6.8 would perform the unwindonsignal, but on the thread that stopped,
76 # not the thread with the hand-called function.
77 # This is tested by verifying only one thread has main in its backtrace.
79 gdb_test_multiple "thread apply all bt" "wrong thread not unwound" {
80 -re ".* in main .* in main .*$gdb_prompt $" {
81 fail "wrong thread not unwound"
83 -re ".* in main .*$gdb_prompt $" {
84 pass "wrong thread not unwound"
88 # Continuing now should exit the hand-call and pop the dummy frame.
90 gdb_test "continue" ".*" "finish hand-call"
92 gdb_test_multiple "maint print dummy-frames" "dummy frame popped" {
93 -re ".*stack=.*$gdb_prompt $" {
94 fail "dummy frame popped"
96 -re ".*$gdb_prompt $" {
97 pass "dummy frame popped"
101 # Continue one last time, the program should exit normally.
103 gdb_continue_to_end "" continue 1