bug#21513: closed (assertion error in pop_fail_stack)

[GNU bug Tracking System]

Your message dated Sun, 22 Dec 2019 17:09:11 -0800
with message-id <address@hidden>
and subject line Re: assertion error in pop_fail_stack
has caused the debbugs.gnu.org bug report #21513,
regarding assertion error in pop_fail_stack
to be marked as done.

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-- 
21513: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=21513
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--- Begin Message --- Subject: assertion error in pop_fail_stack Date: Fri, 18 Sep 2015 18:37:57 +0200

Hi,

This command
grep -E '0|()0|\1|0'
will cause an assert error:
grep: regexec.c:1401: pop_fail_stack: Assertion `num >= 0' failed.


Happens both in the latest release (2.21) and the latest git code.

(this was found with american fuzzy lop)

cu,
-- 
Hanno Böck
http://hboeck.de/

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--- End Message ---

> --- Begin Message ---
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> Subject: 
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> Re: assertion error in pop_fail_stack
>
>
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> Date: 
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> Sun, 22 Dec 2019 17:09:11 -0800
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> User-agent: 
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> Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.2
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> As Bug#21513 is now fixed both in Gnulib (which grep uses when configured
> --with-included-regex) and in Glibc (which grep uses when configured
> --without-included-regex) I am marking the bug report as done.
>
>
> --- End Message ---