1 # Copyright 2013-2014 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 # PR 11786 (Gold and strip differ on flags,align fields of PT_GNU_RELRO).
17 # Generate a core file from the stripped version of the program,
18 # and then try to debug the core with the unstripped version.
22 if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug additional_flags=-fpie "ldflags=-pie -Wl,-z,relro"}]} {
26 set stripped_binfile ${binfile}.stripped
27 set gcorefile ${binfile}.gcore
29 set strip_program [transform strip]
30 remote_file host delete ${stripped_binfile}
31 if [run_on_host "strip" "$strip_program" "-g -o ${stripped_binfile} $binfile"] {
35 # Workaround PR binutils/10802:
36 # Preserve the 'x' bit also for PIEs (Position Independent Executables).
37 set perm [file attributes ${binfile} -permissions]
38 file attributes ${stripped_binfile} -permissions $perm
40 clean_restart ${stripped_binfile}
42 # Does this gdb support gcore?
44 gdb_test_multiple $test $test {
45 -re "Undefined command: .gcore.*\r\n$gdb_prompt $" {
46 # gcore command not supported -- nothing to test here.
47 unsupported "gdb does not support gcore on this target"
50 -re "Save a core file .*\r\n$gdb_prompt $" {
55 # The binary is stripped of debug info, but not minsyms.
56 if ![runto break_here] {
57 fail "Can't run to break_here"
61 if {![gdb_gcore_cmd $gcorefile "save a corefile"]} {
65 # Now restart gdb with the unstripped binary and load the corefile.
67 clean_restart ${binfile}
69 gdb_test "core ${gcorefile}" \
70 "Core was generated by .*" "re-load generated corefile"
72 # Put $pc in gdb.log for debug purposes for comparison with stripped case.
73 gdb_test "x/i \$pc" "break_here.*"
75 gdb_test "frame" "#0 \[^\r\n\]* break_here .*" "unstripped + core ok"