Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iGGF0-00017G-Bt for pgsql-bugs@arkaria.postgresql.org; Fri, 04 Oct 2019 05:34:58 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1iGGEz-00064Z-6X for pgsql-bugs@arkaria.postgresql.org; Fri, 04 Oct 2019 05:34:57 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iGGEy-00064P-SG for pgsql-bugs@lists.postgresql.org; Fri, 04 Oct 2019 05:34:57 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iGGEs-0006UJ-It for pgsql-bugs@lists.postgresql.org; Fri, 04 Oct 2019 05:34:55 +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 x945YmlP017709; Fri, 4 Oct 2019 01:34:48 -0400 From: Tom Lane To: exclusion@gmail.com cc: pgsql-bugs@lists.postgresql.org Subject: Re: BUG #16037: Assertion fails in varbit_out In-reply-to: <16037-1d1ebca564db54f4@postgresql.org> References: <16037-1d1ebca564db54f4@postgresql.org> Comments: In-reply-to PG Bug reporting form message dated "Fri, 04 Oct 2019 05:00:00 -0000" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <17707.1570167288.1@sss.pgh.pa.us> Date: Fri, 04 Oct 2019 01:34:48 -0400 Message-ID: <17708.1570167288@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk PG Bug reporting form writes: > The following query: > SELECT CAST(B'111111111111100000000' AS BIT VARYING(20)) >>8; > causes the FailedAssertion exception: D'oh ... bitshiftright() needs to do the zero-pad-fixup in both code paths. Will fix it tomorrow. regards, tom lane