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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
66 lines
1.9 KiB
Plaintext
66 lines
1.9 KiB
Plaintext
# Copyright 2020-2021 Free Software Foundation, Inc.
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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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# Test skipping a prologue that was generated with gcc's -fcf-protection=full
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# (control flow protection) option.
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#
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# This option places an `endbr32`/`endbr64` instruction at the start of
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# all functions, which can interfere with prologue analysis.
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standard_testfile .c
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set binfile ${binfile}
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if { ![istarget x86_64-*-*] && ![istarget i?86-*-*] } {
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verbose "Skipping ${testfile}."
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return
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}
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if { ![supports_fcf_protection] } {
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untested "-fcf-protection not supported"
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return
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}
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set opts {debug additional_flags=-fcf-protection=full}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable $opts] != "" } {
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untested "failed to compile"
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return
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}
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clean_restart ${binfile}
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# Get start address of function main.
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set main_addr [get_integer_valueof &main -1]
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gdb_assert {$main_addr != -1}
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set bp_addr -1
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# Put breakpoint on main, get the address where the breakpoint was installed.
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gdb_test_multiple "break -q main" "break on main, get address" {
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-re -wrap "Breakpoint $decimal at ($hex).*" {
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set bp_addr $expect_out(1,string)
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# Convert to decimal.
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set bp_addr [expr $bp_addr]
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pass $gdb_test_name
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}
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}
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if { $bp_addr != -1 } {
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# Make sure some prologue was skipped.
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gdb_assert {$bp_addr > $main_addr}
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}
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