| # Copyright (C) 2019-2021 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 a binary with address signing works regardless of whether the target |
| # supports pauth instructions. On non pauth systems, all pauth instructions |
| # are treated as nops. |
| |
| if {![is_aarch64_target]} { |
| verbose "Skipping ${gdb_test_file_name}." |
| return |
| } |
| |
| # Build program with address signing forced on. |
| standard_testfile |
| set compile_flags {debug} |
| lappend compile_flags "additional_flags=-msign-return-address=all" |
| lappend compile_flags "additional_flags=-fno-inline" |
| if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile} ${compile_flags}] } { |
| return -1 |
| } |
| |
| if ![runto_main] { |
| return -1 |
| } |
| |
| gdb_breakpoint [ gdb_get_line_number "break here" ] |
| gdb_continue_to_breakpoint "break here" ".*break here.*" |
| |
| # Ensure we can get a full backtrace, despite the address signing. |
| gdb_test "bt" \ |
| [multi_line \ |
| "#0\[ \t\]+bar \\(b=9\\) at \[^\r\n\]+" \ |
| "#1\[ \t\]+$hex (\\\[PAC\\\] )?in foo \\(a=5\\) at \[^\r\n\]+" \ |
| "#2\[ \t\]+$hex (\\\[PAC\\\] )?in main \\(\\) at \[^\r\n\]+" ] \ |
| "backtrace" |