1 # Copyright 2022-2024 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 # This file is part of the gdb testsuite.
19 # This test tests getrandom syscall for reverse execution.
22 require supports_reverse
23 require {have_system_header sys/random.h}
27 if { [prepare_for_testing "failed to prepare" $testfile $srcfile] } {
33 if [supports_process_record] {
34 # Activate process record/replay
35 gdb_test_no_output "record" "turn on process record"
38 gdb_test "break marker2" \
39 "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
40 "set breakpoint at marker2"
42 gdb_continue_to_breakpoint "marker2" ".*$srcfile:.*"
44 gdb_test "break marker1" \
45 "Breakpoint $decimal at $hex: file .*$srcfile, line $decimal.*" \
46 "set breakpoint at marker1"
48 gdb_test "reverse-continue" ".*$srcfile:$decimal.*" "reverse to marker1"
50 gdb_test "print (unsigned)buf\[0\]" ".* = 255" "check buf\[0\]"
51 gdb_test "print (unsigned)buf\[1\]" ".* = 0" "check buf\[1\]"
52 gdb_test "print (unsigned)buf\[2\]" ".* = 0" "check buf\[2\]"
53 gdb_test "print (unsigned)buf\[3\]" ".* = 0" "check buf\[3\]"
54 gdb_test "print (unsigned)buf\[4\]" ".* = 0" "check buf\[4\]"
55 gdb_test "print (unsigned)buf\[5\]" ".* = 255" "check buf\[5\]"