2016-01-01 04:33:14 +00:00
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# Copyright 2013-2016 Free Software Foundation, Inc.
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2013-11-08 00:43:39 +00:00
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# PR 11786 (Gold and strip differ on flags,align fields of PT_GNU_RELRO).
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# Generate a core file from the stripped version of the program,
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# and then try to debug the core with the unstripped version.
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standard_testfile
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if {[prepare_for_testing $testfile.exp $testfile $srcfile {debug additional_flags=-fpie "ldflags=-pie -Wl,-z,relro"}]} {
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return -1
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}
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set stripped_binfile ${binfile}.stripped
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set gcorefile ${binfile}.gcore
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set strip_program [transform strip]
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remote_file host delete ${stripped_binfile}
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if [run_on_host "strip" "$strip_program" "-g -o ${stripped_binfile} $binfile"] {
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return -1
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}
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# Workaround PR binutils/10802:
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# Preserve the 'x' bit also for PIEs (Position Independent Executables).
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set perm [file attributes ${binfile} -permissions]
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file attributes ${stripped_binfile} -permissions $perm
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clean_restart ${stripped_binfile}
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# The binary is stripped of debug info, but not minsyms.
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if ![runto break_here] {
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fail "Can't run to break_here"
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return -1
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}
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if {![gdb_gcore_cmd $gcorefile "save a corefile"]} {
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return -1
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}
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# Now restart gdb with the unstripped binary and load the corefile.
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clean_restart ${binfile}
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gdb_test "core ${gcorefile}" \
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"Core was generated by .*" "re-load generated corefile"
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# Put $pc in gdb.log for debug purposes for comparison with stripped case.
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gdb_test "x/i \$pc" "break_here.*"
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gdb_test "frame" "#0 \[^\r\n\]* break_here .*" "unstripped + core ok"
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