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b811d2c2 | 1 | # Copyright (C) 2019-2020 Free Software Foundation, Inc. |
8fca4da0 AH |
2 | |
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. | |
7 | # | |
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. | |
12 | # | |
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/>. | |
15 | ||
16 | # Test a binary with address signing works regardless of whether the target | |
17 | # supports pauth instructions. On non pauth systems, all pauth instructions | |
18 | # are treated as nops. | |
19 | ||
20 | if {![is_aarch64_target]} { | |
21 | verbose "Skipping ${gdb_test_file_name}." | |
22 | return | |
23 | } | |
24 | ||
25 | # Build program with address signing forced on. | |
26 | standard_testfile | |
27 | set compile_flags {debug} | |
28 | lappend compile_flags "additional_flags=-msign-return-address=all" | |
29 | lappend compile_flags "additional_flags=-fno-inline" | |
30 | if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} ${compile_flags}] } { | |
31 | return -1 | |
32 | } | |
33 | ||
34 | if ![runto_main] { | |
35 | untested "could not run to main" | |
36 | return -1 | |
37 | } | |
38 | ||
39 | gdb_breakpoint [ gdb_get_line_number "break here" ] | |
40 | gdb_continue_to_breakpoint "break here" ".*break here.*" | |
41 | ||
42 | # Ensure we can get a full backtrace, despite the address signing. | |
85d2d5bb LM |
43 | gdb_test "bt" \ |
44 | [multi_line \ | |
45 | "#0\[ \t\]+bar \\(b=9\\) at \[^\r\n\]+" \ | |
46 | "#1\[ \t\]+$hex (\\\[PAC\\\] )?in foo \\(a=5\\) at \[^\r\n\]+" \ | |
47 | "#2\[ \t\]+$hex (\\\[PAC\\\] )?in main \\(\\) at \[^\r\n\]+" ] \ | |
48 | "backtrace" |