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1a1c46afe2
* tests/misc/sort-stale-thread-mem: Invoke framework_failure_, now, hoping that valgrind is fixed (or we add exclusions) before the next release.
53 lines
1.9 KiB
Bash
Executable File
53 lines
1.9 KiB
Bash
Executable File
#!/bin/sh
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# Trigger a bug that would cause 'sort' to reference stale thread stack memory.
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# Copyright (C) 2010-2012 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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# 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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# 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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# written by Jim Meyering and Paul Eggert
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. "${srcdir=.}/init.sh"; path_prepend_ ../src
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print_ver_ sort
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very_expensive_
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valgrind --help >/dev/null || skip_ "requires valgrind"
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grep '^#define HAVE_PTHREAD_T 1' "$CONFIG_HEADER" > /dev/null ||
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skip_ 'requires pthreads'
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# gensort output seems to trigger the failure more often,
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# so prefer gensort if it is available.
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(gensort -a 10000 in) 2>/dev/null ||
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seq -f %-98f 10000 | shuf > in ||
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framework_failure_
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# On Fedora-17-beta (valgrind-3.7.0-2.fc17.x86_64), this evokes two
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# "Conditional jump or move depends on uninitialised value(s)" errors,
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# each originating from _dl_start.
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valgrind --quiet --error-exitcode=3 sort --version > /dev/null ||
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framework_failure_ 'valgrind fails for trivial sort invocation'
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# With the bug, 'sort' would fail under valgrind about half the time,
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# on some circa-2010 multicore Linux platforms. Run the test 100 times
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# so that the probability of missing the bug should be about 1 in
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# 2**100 on these hosts.
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for i in $(seq 100); do
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valgrind --quiet --error-exitcode=3 \
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sort -S 100K --parallel=2 in > /dev/null ||
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{ fail=$?; echo iteration $i failed; Exit $fail; }
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done
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Exit $fail
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