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# Copyright (C) 2004-2017 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 recovering from a hand function call that gets interrupted
# by a signal in another thread.
set NR_THREADS 4
standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-DNR_THREADS=$NR_THREADS"]] != "" } {
return -1
}
# Some targets can't do function calls, so don't even bother with this
# test.
if [target_info exists gdb,cannot_call_functions] {
unsupported "this target can not call functions"
continue
}
clean_restart ${binfile}
if { ![runto_main] } {
fail "can't run to main"
return 0
}
gdb_test "break all_threads_running" \
"Breakpoint 2 at .*: file .*${srcfile}, line .*" \
"breakpoint on all_threads_running"
# Run the program and make sure GDB reports that we stopped after
# hitting breakpoint 2 in all_threads_running().
gdb_test "continue" \
".*Breakpoint 2, all_threads_running ().*" \
"run to all_threads_running"
# NOTE: Don't turn on scheduler-locking here.
# We want the main thread (hand_call_with_signal) and
# thread 1 (sigabrt_handler) to both run.
gdb_test "call hand_call_with_signal()" \
".*in another thread.*" \
"hand-call interrupted by signal in another thread"
# Verify dummy stack frame is still present.
gdb_test "maint print dummy-frames" ".*stack=.*" "dummy stack frame present"
# Continuing now should exit the hand-call and pop the dummy frame.
gdb_test "continue" ".*" "finish hand-call"
gdb_test_multiple "maint print dummy-frames" "dummy frame popped" {
-re ".*stack=.*$gdb_prompt $" {
fail "dummy frame popped"
}
-re ".*$gdb_prompt $" {
pass "dummy frame popped"
}
}
# Continue one last time, the program should exit normally.
gdb_continue_to_end "" continue 1
return 0
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