| From: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Sokolov Yura <funny(dot)falcon(at)gmail(dot)com>, pgsql-bugs(at)postgresql(dot)org, Peter Eisentraut <peter_e(at)gmx(dot)net> |
| Subject: | Re: BUG #3860: xpath crashes backend when is querying xmlagg result |
| Date: | 2008-01-09 23:01:42 |
| Message-ID: | 20080109230142.GB22548@alvh.no-ip.org |
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| Thread: | |
| Lists: | pgsql-bugs pgsql-patches |
Alvaro Herrera escribió:
> Tom Lane escribió:
>
> > We might be able to compromise by only resetting the context after
> > an error, but this is still only possible if we have a way to make
> > libxml let go of *all* pointers to alloc'd objects. I don't understand
> > your comment that xmlCleanupParser solves it --- we call that already,
> > and it doesn't seem to be preventing the problem.
>
> We call it *after* the context has been reset -- or at least that's what
> gdb is showing me.
>
> Hardware watchpoint 3: handlers[0]
I forgot to mention that I had a breakpoint on xmlCleanupParser that
didn't fire.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
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