PG Bug reporting form <noreply(at)postgresql(dot)org> writes:
> Please look at this code:
> https://github.com/postgres/postgres/blob/a27893df45ec5d8c657899202e9cf0b9a816fe2f/src/backend/utils/adt/xml.c#L730
> xmlerrcxt = pg_xml_init(PG_XML_STRICTNESS_ALL);
> pg_xml_init uses palloc and may "raise an exception".
Yup, we should cover that case.
> Also
> Within PG_CATCH 'doc' is not NULL.
Agreed. Pushed your fix with small editorialization.
regards, tom lane