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# Copyright 2008-2025 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/>.
require {!target_info exists gdb,nosignals}
# Some targets can't do function calls, so don't even bother with this
# test.
require {!target_info exists gdb,cannot_call_functions}
standard_testfile
if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
return -1
}
if { ![runto_main] } {
return 0
}
gdb_test "break stop_here" "Breakpoint \[0-9\]* at .*"
gdb_test "continue" "Continuing.*Breakpoint \[0-9\]*, stop_here.*" \
"continue to breakpoint at stop_here"
# Turn on unwind-on-signal.
gdb_test_no_output "set unwind-on-signal on" \
"setting unwind-on-signal"
gdb_test "show unwind-on-signal" \
"Unwinding of stack .* is on." \
"showing unwind-on-signal"
# For backward compatibility we maintain a 'unwindonsignal' alias for
# 'unwind-on-signal', check it now.
gdb_test "show unwindonsignal" \
"Unwinding of stack .* is on\\." \
"showing unwindonsignal alias"
gdb_test_no_output "set unwindonsignal off" \
"setting unwindonsignal alias to off"
gdb_test "show unwind-on-signal" \
"Unwinding of stack .* is off\\." \
"showing unwind-on-signal after setting via alias"
gdb_test_no_output "set unwindonsignal on" \
"setting unwindonsignal alias to on"
# Call function (causing the program to get a signal), and see if gdb handles
# it properly.
if {[gdb_test "call gen_signal ()" \
[multi_line \
"The program being debugged received signal SIGABRT, Aborted" \
"while in a function called from GDB\\. GDB has restored the context" \
"to what it was before the call\\. To change this behavior use" \
"\"set unwind-on-signal off\"\\. Evaluation of the expression containing" \
"the function \\(gen_signal\\) will be abandoned\\."] \
"unwindonsignal, inferior function call signaled"] != 0} {
return 0
}
# Verify the stack got unwound.
gdb_test "bt" \
"#0 *\[x0-9a-f in\]*stop_here \\(.*\\) at .*#1 *\[x0-9a-f in\]*main \\(.*\\) at .*" \
"stack unwound"
# Verify the dummy frame got removed from dummy_frame_stack.
gdb_test_multiple "maint print dummy-frames" \
"unwind-on-signal, dummy frame removed" {
-re "\[\r\n\]*.*stack=.*code=.*\[\r\n\]+$gdb_prompt $" {
fail $gdb_test_name
}
-re "\[\r\n\]+$gdb_prompt $" {
pass $gdb_test_name
}
}
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