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https://sourceware.org/git/binutils-gdb.git
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4a94e36819
This commit brings all the changes made by running gdb/copyright.py as per GDB's Start of New Year Procedure. For the avoidance of doubt, all changes in this commits were performed by the script.
83 lines
2.4 KiB
Plaintext
83 lines
2.4 KiB
Plaintext
# Copyright 2012-2022 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 that on Linux, we don't warn about not finding the vDSO. E.g.:
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#
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# warning: Could not load shared library symbols for linux-vdso.so.1.
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standard_testfile
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if { [prepare_for_testing "failed to prepare" ${testfile} $srcfile] } {
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return -1
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}
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with_test_prefix "setup" {
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gdb_breakpoint "main"
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# At least some versions of Fedora/RHEL glibc have local patches that
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# hide the vDSO. This lines re-exposes it. See PR libc/13097,
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# comment 2. There's no support for passing environment variables in
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# the remote protocol, but that's OK -- if we're testing against a
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# glibc that doesn't list the vDSO without this, the test should still
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# pass.
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gdb_test_no_output "set environment LD_DEBUG=unused"
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}
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proc test_no_vdso {command} {
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global srcfile
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global gdb_prompt
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set message "startup"
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gdb_test_multiple "$command" $message {
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-re "Could not load shared library symbols .*\r\n$gdb_prompt $" {
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fail $message
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}
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-re "main \\(\\) at .*$srcfile.*\r\n$gdb_prompt $" {
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pass $message
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}
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}
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# Extra testing in case the warning changes and we miss updating
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# the above.
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set test "no vdso without symbols is listed"
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gdb_test_multiple "info shared" $test {
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-re "No\[^\r\n\]+linux-(vdso|gate).*$gdb_prompt $" {
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fail $test
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}
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-re "$gdb_prompt $" {
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pass $test
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}
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}
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}
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# First, try a live process.
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with_test_prefix "run" {
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gdb_run_cmd
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test_no_vdso ""
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}
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# Now, dump a core, and reload it.
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with_test_prefix "core" {
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set corefile [standard_output_file $testfile.core]
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set core_supported [gdb_gcore_cmd "$corefile" "save a corefile"]
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if {!$core_supported} {
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return -1
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}
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clean_restart ${testfile}
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test_no_vdso "core-file $corefile"
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}
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