This looks like a problem caused by two different libxml versions:
the one used for the perl XML::LibXML wrappers and the one used to
build PostgreSQL. They really need to be the same. Does it still
segfault if they are identical?
Regards,
Ken
On Fri, Mar 06, 2009 at 04:14:04PM -0300, Alvaro Herrera wrote:
> Hi,
>
> It seems that if you load libxml into a backend for whatever reason (say
> you create a table with a column of type xml) and then create a plperlu
> function that "use XML::LibXML", we get a segmentation fault.
>
> This sequence reproduces the problem for me in 8.3:
>
> create table xmlcrash (a xml);
> insert into xmlcrash values ('<a />');
> create function xmlcrash() returns void language plperlu as $$ use XML::LibXML; $$;
>
> The problem is reported as
>
> TRAP: BadArgument(?!(((context) != ((void *)0) && (((((Node*)((context)))->type) == T_AllocSetContext))))?, Archivo:
?/pgsql/source/83_rel/src/backend/utils/mmgr/mcxt.c?,L?nea: 507)
>
>
> --
> Alvaro Herrera http://www.CommandPrompt.com/
> The PostgreSQL Company - Command Prompt, Inc.
>
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