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Re: [platform-testers] bug#21755: new snapshot available: grep-2.21.82-f

From: Jim Meyering
Subject: Re: [platform-testers] bug#21755: new snapshot available: grep-2.21.82-fbc5
Date: Sun, 1 Nov 2015 15:42:02 -0800

On Tue, Oct 27, 2015 at 8:49 AM, Bruce Dubbs <address@hidden> wrote:
> Paul Eggert wrote:
>> Bruce Dubbs wrote:
>>>>    ( ulimit -s 50; LC_ALL=C src/grep -P -n '^([/](?!/)|[^/])*~/.*'
>>>> pcrejit.txt )
>>>> but changing to a ulimit of 40 KB, it consistently segfaults.
>>>> That also jibes with what valgrind --tool=massif --stacks=yes reports.
>>> $ valgrind --tool=massif --stacks=yes ./grep -P -n
>>> '^([/](?!/)|[^/])*~/.*'
>>> pcrejit.txt
>> Maybe the LC_ALL=C in Jim's test explains the differing behaviors?
> I don't think so.  I do not have any LC/LANG/LANGUAGE variables defined.
> One thing that may be different is that I used
> --enable-unicode-properties when building pcre.

Thanks again for helping with this.
I have adjusted the test to retry with unlimited stack size, if possible.
Patch attached.  I expect to push that and release grep-2.22 within
the next few hours, so if anyone can try that, I'd appreciate it.
This does not merit another snapshot.

Attachment: 0001-tests-pcre-jitstack-upon-failure-retry-with-no-stack.patch
Description: Text Data

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