Horton

Re: [sqlsmith] Failed assertion on pfree() via perform_pruning_combine_step

Alvaro Herrera <alvherre@alvh.no-ip.org>

View thread View on postgr.es
From: Alvaro Herrera <alvherre@alvh.no-ip.org>
To: Amit Langote <Langote_Amit_f8@lab.ntt.co.jp>
Cc: Andreas Seltenreich <seltenreich@gmx.de>, pgsql-hackers@postgresql.org
Date: 2018-04-09T13:59:48Z
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

Commits

  1. Add missed bms_copy() in perform_pruning_combine_step