forked from Imagelibrary/binutils-gdb
4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
79 lines
2.5 KiB
Plaintext
79 lines
2.5 KiB
Plaintext
# Copyright 2020-2022 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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# This test-case tests the scenario for the crash fixed by commit ee3c5f8968
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# "Fix GDB crash when registers cannot be modified":
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# $ valgrind /usr/bin/sleep 10000
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# ==31595== Memcheck, a memory error detector
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# ==31595== Command: /usr/bin/sleep 10000
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# ==31595==
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# $ gdb /usr/bin/sleep
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# (gdb) target remote | vgdb --pid=31595
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# Remote debugging using | vgdb --pid=31595
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# ...
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# $hex in __GI___nanosleep () at nanosleep.c:27
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# 27 return SYSCALL_CANCEL (nanosleep, requested_time, remaining);
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# (gdb) p printf ("bla")
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# terminate called after throwing an instance of 'gdb_exception_error'
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# Aborted (core dumped)
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# Valgrind gdbserver requires gdb with xml support.
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require gdb_skip_xml_test 0
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load_lib valgrind.exp
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if [is_remote target] {
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# The test always runs locally.
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return 0
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}
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standard_testfile .c
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if {[build_executable $testfile.exp $testfile $srcfile {debug}] == -1} {
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return -1
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}
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set active_at_startup 0
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if { [vgdb_start $active_at_startup] == -1 } {
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return -1
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}
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# Determine whether we're at nanosleep.
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gdb_test_multiple "bt 1" "do printf" {
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-re -wrap "nanosleep.*" {
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# If gdb doesn't crash, we get something like:
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# (gdb) p printf ("bla")
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# Could not write register "rdi"; remote failure reply 'E.
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# ERROR changing register rdi regno 5
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# gdb commands changing registers (pc, sp, ...) (e.g. 'jump',
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# set pc, calling from gdb a function in the debugged process, ...)
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# can only be accepted if the thread is VgTs_Runnable or VgTs_Yielding
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# state
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# Thread status is VgTs_WaitSys
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# '
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# (gdb)
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gdb_test "p (int)printf (\"bla\")" \
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"can only be accepted if the thread is .*" \
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$gdb_test_name
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}
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-re -wrap "" {
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# For some reason the error condition does not trigger if we're not
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# at nanosleep at the point that we're connecting to vgdb. See also
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# comment at "exec sleep 1" in vgdb_start.
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unsupported $gdb_test_name
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}
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}
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vgdb_stop
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