forked from Imagelibrary/binutils-gdb
450d26c851
This changes many tests to use 'require' when checking target_info. In a few spots, the require is hoisted to the top of the file, to avoid doing any extra work when the test is going to be skipped anyway.
100 lines
3.2 KiB
Plaintext
100 lines
3.2 KiB
Plaintext
# Copyright (C) 2008-2023 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Test use of unwindonsignal when a hand function call that gets interrupted
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# by a signal in another thread.
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set NR_THREADS 4
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standard_testfile interrupted-hand-call.c
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# Some targets can't do function calls, so don't even bother with this
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# test.
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require {!target_info exists gdb,cannot_call_functions}
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if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list debug "additional_flags=-DNR_THREADS=$NR_THREADS"]] != "" } {
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return -1
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}
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clean_restart ${binfile}
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if { ![runto_main] } {
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return 0
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}
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gdb_test "break all_threads_running" \
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"Breakpoint 2 at .*: file .*${srcfile}, line .*" \
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"breakpoint on all_threads_running"
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# Run the program and make sure GDB reports that we stopped after
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# hitting breakpoint 2 in all_threads_running().
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gdb_test "continue" \
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".*Breakpoint 2, all_threads_running ().*" \
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"run to all_threads_running"
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# NOTE: Don't turn on scheduler-locking here.
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# We want the main thread (hand_call_with_signal) and
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# thread 1 (sigabrt_handler) to both run.
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# Do turn on unwindonsignal.
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# We want to test gdb handling of the current thread changing when
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# unwindonsignal is in effect.
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gdb_test_no_output "set unwindonsignal on" \
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"setting unwindonsignal"
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gdb_test "show unwindonsignal" \
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"Unwinding of stack .* is on." \
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"showing unwindonsignal"
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gdb_test "call hand_call_with_signal()" \
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"The program received a signal.*" \
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"hand-call interrupted by signal in another thread"
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# Verify dummy stack frame is still present.
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# ??? Should unwindonsignal still apply even if the program stops
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# because of a signal in another thread?
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gdb_test "maint print dummy-frames" ".*stack=.*" "dummy stack frame present"
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# GDB 6.8 would perform the unwindonsignal, but on the thread that stopped,
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# not the thread with the hand-called function.
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# This is tested by verifying only one thread has main in its backtrace.
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gdb_test_multiple "thread apply all bt" "wrong thread not unwound" {
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-re ".* in main .* in main .*$gdb_prompt $" {
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fail "wrong thread not unwound"
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}
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-re ".* in main .*$gdb_prompt $" {
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pass "wrong thread not unwound"
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}
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}
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# Continuing now should exit the hand-call and pop the dummy frame.
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gdb_test "continue" ".*" "finish hand-call"
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gdb_test_multiple "maint print dummy-frames" "dummy frame popped" {
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-re ".*stack=.*$gdb_prompt $" {
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fail "dummy frame popped"
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}
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-re ".*$gdb_prompt $" {
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pass "dummy frame popped"
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}
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}
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# Continue one last time, the program should exit normally.
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gdb_continue_to_end "" continue 1
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