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b811d2c2 | 1 | # Copyright (C) 2019-2020 Free Software Foundation, Inc. |
fc65c7db 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 breakpoints work correctly when stack protector is used. | |
17 | ||
18 | # Note on Debian/Ubuntu, stack protector is on by default, and is | |
19 | # currently force disabled in gdb_compile due to the XFAIL below. | |
20 | ||
21 | # Ensure the compiler is gcc/clang and is new enough to support stack | |
22 | # protection. | |
23 | if { !([test_compiler_info "gcc-*"] || [test_compiler_info "clang-*"]) | |
24 | || [test_compiler_info {gcc-[0-3]-*}] | |
25 | || [test_compiler_info {gcc-4-0-*}] | |
26 | || [test_compiler_info {clang-[0-4]=*}] } { | |
27 | return 0 | |
28 | } | |
29 | ||
30 | standard_testfile | |
31 | ||
32 | set protector_options { "-fno-stack-protector" "-fstack-protector" \ | |
33 | "-fstack-protector-all" "-fstack-protector-strong" } | |
34 | ||
35 | proc simple_func_break_test { protection } { | |
36 | global testfile | |
37 | global srcfile | |
38 | global binfile | |
39 | ||
40 | set options debug | |
41 | lappend options additional_flags=$protection | |
42 | ||
43 | if {[prepare_for_testing "failed to prepare" $testfile $srcfile $options]} { | |
44 | return -1 | |
45 | } | |
46 | ||
47 | clean_restart ${binfile} | |
48 | ||
49 | if { ![runto_main] } then { | |
50 | fail "can't run to main" | |
51 | return -1 | |
52 | } | |
53 | ||
54 | # Break on function foo and ensure it stops on the first line of code. | |
55 | gdb_breakpoint "foo" | |
56 | ||
57 | if { $protection == "-fstack-protector-all" | |
58 | && [test_compiler_info "gcc-*"] } { | |
59 | setup_xfail "gcc/88432" "*-*-linux*" | |
60 | } | |
61 | gdb_continue_to_breakpoint "foo" ".*break here.*" | |
62 | ||
63 | return 1 | |
64 | } | |
65 | ||
66 | foreach_with_prefix protection $protector_options { | |
67 | simple_func_break_test $protection | |
68 | } |