[debbugs-tracker] bug#18631: closed ([PATCH] dfa: return NULL as can't find any predicates)

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Your message dated Sat, 25 Apr 2015 12:48:46 -0700
with message-id <address@hidden>
and subject line Re: bug#18631: [PATCH] dfa: return NULL as can't find any 
predicates
has caused the debbugs.gnu.org bug report #18631,
regarding [PATCH] dfa: return NULL as can't find any predicates
to be marked as done.

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18631: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=18631
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--- Begin Message --- Subject: [PATCH] dfa: return NULL as can't find any predicates Date: Sun, 05 Oct 2014 12:33:45 +0900

find_pred function is return an address to NULL pointer, but I think we
don't hope it.  So fix it.

BTW, it could never happen, as the syntax is checked in regex prior to it.

0001-dfa-return-NULL-as-can-t-find-any-predicates.patch
Description: Text document

--- End Message ---

--- Begin Message --- Subject: Re: bug#18631: [PATCH] dfa: return NULL as can't find any predicates Date: Sat, 25 Apr 2015 12:48:46 -0700

On Sun, Dec 7, 2014 at 6:06 AM, Norihiro Tanaka <address@hidden> wrote:
> On Sun, 05 Oct 2014 12:33:45 +0900
> Norihiro Tanaka <address@hidden> wrote:
>
>> find_pred function is return an address to NULL pointer, but I think we
>> don't hope it.  So fix it.
>>
>> BTW, it could never happen, as the syntax is checked in regex prior to it.
>
> I wrote and added a test driver for this bug which uses a program
> `dfa-match-aux' added for tests recently.
>
> The program will generate a core dump before the change.

Thank you for the patch.
I have added to the commit log and adjusted the Makefile.am change
to insert the new test name in alphabetical order. I will push this shortly:

0001-dfa-make-find_pred-return-NULL-for-an-invalid-predic.patch
Description: Binary data

--- End Message ---