Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tCWSI-004pUZ-52 for pgsql-bugs@arkaria.postgresql.org; Sun, 17 Nov 2024 04:00:09 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1tCWSE-00GbHD-Hv for pgsql-bugs@arkaria.postgresql.org; Sun, 17 Nov 2024 04:00:07 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1tCWSE-00GbH5-8z for pgsql-bugs@lists.postgresql.org; Sun, 17 Nov 2024 04:00:06 +0000 Received: from mail-lf1-x134.google.com ([2a00:1450:4864:20::134]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1tCWSB-002MHe-09 for pgsql-bugs@lists.postgresql.org; Sun, 17 Nov 2024 04:00:06 +0000 Received: by mail-lf1-x134.google.com with SMTP id 2adb3069b0e04-539f6e1f756so3068670e87.0 for ; Sat, 16 Nov 2024 20:00:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1731816003; x=1732420803; darn=lists.postgresql.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=aBasp1yQAT7IWVywLJrcvDo8lI1hDyaaiNLhNjSIUSE=; b=LZP//rDsAyEQ3x59MMctrkzMhLFv2B3BbJX0UXsJGttiJJB3AbvcqoZzIALFIdwYlQ GAhBsPJYDuUs7HNw04VenqRwjo6XOCykU7N6+jaZx72B/phXI8cHxJheYmRWLm/Zjlyv h5e8RsRjVhvbHs5egG/ZSXGA8lSwrxjrVKTlYY3ZzmNp23d1KUGL4bQAB/Eb3wtyZgfF jR5U54SOb+BJYsjBPACp2WEvbEY5+Y/4r6Grp0iMiL+H1GQnX+V85gGJL8k/ANDsrAxE +l6pX0WjfCECQeuskuLdthdWuO8+LKW4zO3t9okIUSWlinnczo/k5YzW696eb8tk9yY3 OrYw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1731816003; x=1732420803; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=aBasp1yQAT7IWVywLJrcvDo8lI1hDyaaiNLhNjSIUSE=; b=Gvwnk8XJKJaYGK0akzUZUjShFlSLDr4/c2LzZObWCmoL2jdtdcp0oXHSa+ujAYC64B Ry9oJRO/JLxJKb54DWxUwLI5TICUYJQkhtGwrHLdZAAmhvsZ2AW3PA7A6vQCYv6T22Bx tjbS/egehPhIktOcrIcaSJp2e01ccuMd1ZSjrE91SGnbslc84C0JGOTbFI0vUCdQORgD T8Rs7FvECb94esmAwRRasJiNKWzioM4eIUXn7IKmhnrM9W+OQc3xpwLdZizL8zGBq6QB 6zwLEwZD5kY+CPhFrlL6bQ9jIOUKUoyq5M7ociqRacXdxebfttroW/mynRd3njCogfI0 6XUw== X-Gm-Message-State: AOJu0Yy7qLXpR+6V1BBN6eFi1HHdb9axECKHkybvqdqOeY0RrSRB2wUC wArFeNhEJDtKYwJ7llew3yrrTNHIyulQ63n1eNCiJzIHftpNmS6IBPsvn7EM X-Google-Smtp-Source: AGHT+IF7c723iywea12h08FbGC6aeXmFi/P5hjSPH7e6CsfZ3umY+gpQMjIeFgs1ezeieSNUQj+y4g== X-Received: by 2002:a19:6a08:0:b0:53d:abd2:d55d with SMTP id 2adb3069b0e04-53dabd2d582mr2622853e87.7.1731816002769; Sat, 16 Nov 2024 20:00:02 -0800 (PST) Received: from [1.0.0.7] ([178.155.28.152]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-53da6500025sm1146451e87.64.2024.11.16.20.00.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 16 Nov 2024 20:00:01 -0800 (PST) Message-ID: <7dd96d86-bac0-4879-2555-276d2ef4a8db@gmail.com> Date: Sun, 17 Nov 2024 07:00:01 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.2 Subject: Re: BUG #18708: regex problem: (?:[^\d\D]){0} asserts with "lp->nouts == 0 && rp->nins == 0" Content-Language: en-US To: Tom Lane Cc: pgsql-bugs@lists.postgresql.org, Aleksander Alekseev , dhyan@nataraj.su References: <18708-f94f2599c9d2c005@postgresql.org> <2242483.1731627374@sss.pgh.pa.us> <2344149.1731636867@sss.pgh.pa.us> <2631851.1731715737@sss.pgh.pa.us> <661fd81b-f069-8f30-1a41-e195c57449b4@gmail.com> <2745175.1731772978@sss.pgh.pa.us> From: Alexander Lakhin In-Reply-To: <2745175.1731772978@sss.pgh.pa.us> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk 16.11.2024 19:02, Tom Lane wrote: > Moreover, no other animal has shown this, including hornet itself > on the v16 branch. (It's only run this test in v15 and v16 so far, > so that's not a lot of data points.) > > I'm inclined to guess this was some weird momentary glitch. If it > reproduces then I'll look closer. (Un)fortunately, tern (which is also a ppc animal) has produced the same failure: https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=tern&dt=2024-11-16%2022%3A00%3A12 Best regards, Alexander