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

From: Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>
To: Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
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: 2018-04-10 03:49:50
Message-ID: ca44e089-b70a-a3c4-6086-f371fb291771@lab.ntt.co.jp
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On 2018/04/09 22:59, Alvaro Herrera wrote:
> 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!

Thanks!

Regards,
Amit

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