| From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
|---|---|
| To: | Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp> |
| Cc: | Andreas Seltenreich <seltenreich(at)gmx(dot)de>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [sqlsmith] Failed assertion on pfree() via perform_pruning_combine_step |
| Date: | 2018-04-09 13:59:48 |
| Message-ID: | 20180409135947.ash57pvfags6jnca@alvherre.pgsql |
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| Thread: | |
| Lists: | pgsql-hackers |
Hello,
Amit Langote wrote:
> I have reproduced this and found that the problem is that
> perform_pruning_combine_step forgets to *copy* the bitmapset of the first
> step in the handling of an COMBINE_INTERSECT step.
Pushed, thanks Amit and Andreas!
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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