Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1ZJTo1-0001Os-Ld for pgsql-hackers@arkaria.postgresql.org; Sun, 26 Jul 2015 21:50:01 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84) (envelope-from ) id 1ZJTo1-0002TA-3P for pgsql-hackers@arkaria.postgresql.org; Sun, 26 Jul 2015 21:50:01 +0000 Received: from makus.postgresql.org ([2001:4800:1501:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84) (envelope-from ) id 1ZJTmk-00011s-9G for pgsql-hackers@postgresql.org; Sun, 26 Jul 2015 21:48:42 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84) (envelope-from ) id 1ZJTmh-0003e7-Pm for pgsql-hackers@postgresql.org; Sun, 26 Jul 2015 21:48:40 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id t6QLmXuF015031; Sun, 26 Jul 2015 17:48:34 -0400 From: Tom Lane To: Andreas Seltenreich cc: pgsql-hackers@postgresql.org Subject: Re: Failing assertions in indxpath.c, placeholder.c and brin_minmax.c In-reply-to: <871tfv3wor.fsf@ex.ansel.ydns.eu> References: <871tfv3wor.fsf@ex.ansel.ydns.eu> Comments: In-reply-to Andreas Seltenreich message dated "Sun, 26 Jul 2015 14:55:32 +0200" Date: Sun, 26 Jul 2015 17:48:33 -0400 Message-ID: <15030.1437947313@sss.pgh.pa.us> X-Pg-Spam-Score: -1.9 (-) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-hackers Precedence: bulk Sender: pgsql-hackers-owner@postgresql.org Andreas Seltenreich writes: > when running my random query generator contraption[1] against the > regression database of 9.5 or master, it occasionally triggers one of > the following three assertions. I've fixed the first two of these --- thanks for the report! > ,----[ git bisect ] > | first bad commit: [3f8c23c4d31d4a0e801041733deb2c7cfa577b32] Improve > | predtest.c's ability to reason about operator expressions. > `---- I'm a bit confused about this aspect of your report though, because in my hands that example fails clear back to 9.2. It doesn't seem to require the predtest.c improvement to expose the fault. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers