Received: from malur.postgresql.org ([2a02:16a8:dc51::56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1g7lcL-0002gZ-2g for pgsql-hackers@arkaria.postgresql.org; Wed, 03 Oct 2018 18:11:25 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1g7lcJ-0003ln-CM for pgsql-hackers@arkaria.postgresql.org; Wed, 03 Oct 2018 18:11:23 +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 4.89) (envelope-from ) id 1g7lcI-0003lg-UC for pgsql-hackers@lists.postgresql.org; Wed, 03 Oct 2018 18:11:23 +0000 Received: from mail-qt1-x844.google.com ([2607:f8b0:4864:20::844]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1g7lcF-0007x5-5N for pgsql-hackers@lists.postgresql.org; Wed, 03 Oct 2018 18:11:21 +0000 Received: by mail-qt1-x844.google.com with SMTP id u34-v6so6980860qth.3 for ; Wed, 03 Oct 2018 11:11:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=2ndquadrant-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :content-transfer-encoding:in-reply-to:user-agent; bh=R82Pcxgf3B0y+1kmKm4OSrs3Z+rD9a+2U7s2xC+AJdQ=; b=FY/ybOWzemmws1gPFXRT4vDxqXyv97TjR0jJcO94e+4X+YP5hcNoGeJ+BUtO/TZrZN 6Wr/x9SKelt9bhCFgOD4+aJSUhI1h6D2t8715RWi542eMFXfYDreb7VfPFsxaqT/VlbX 30ywSdSCfVel11UcPsZnT6dwBVSBYZQeGdguJG8Cm/r5tKYhs74JNfWk1hkxfX2wzLX9 2FVqILekMykM7UogilU/6judILJaN7wrGA6CQw+1DOXBkSgmdqz5h/bH8Rsdr3tPfO6s QLgoAPuThhUI6qvg4z/i+2Tel4RXfctFsYPU52LzT1gZn8lgOAtbkf4veAtYApz+i9Jq b17Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=R82Pcxgf3B0y+1kmKm4OSrs3Z+rD9a+2U7s2xC+AJdQ=; b=JiBuio3wDkzFSA7Pi41U2hOnEGn5CpJ3HJScglgBuT3Oiuyejn51Nkbj09WEljF9ka zYQFDNw/FFfqfqyEKmDQJ5HMI55lqW7AFYc8ILqs9aW7kk53O/N+4Zzk60s4vbp8st86 2Qd98QWQ2xb9VOSlZlJLvSp/WWVCPl4K1wpjkRiIvPg/OxKrrASQAvazZCo3tC9OAMo/ CEqkfU3knlvIZTsmopbmS/gryccQOFaSNrvcRUoU93wGb8mlkmBW5GuOkYZNiox3ye8+ mVy9Edbur0AbNoEli138QaTJI+x8XkbyOCeKdjhk5Xru0lWGk5dcvKayvvpy9Wkp+j9/ aC7A== X-Gm-Message-State: ABuFfojNaWysUv1+Gv1zIMQE4F74zVCkDTg0A8thTZsuMIonJRSsFb+s M3PRC8lL4L2wuroR6Er2ZuR8epTj0U8= X-Google-Smtp-Source: ACcGV61VaLtAbZSNivG6JWn8TtLfXDfVNzBQCkSktedVkq0f9cOfe6XloV38yV+ZL6R8NBXw0iDlCg== X-Received: by 2002:a05:6214:8e:: with SMTP id n14mr2295501qvr.90.1538590277725; Wed, 03 Oct 2018 11:11:17 -0700 (PDT) Received: from alvin.alvh.no-ip.org ([190.121.29.3]) by smtp.gmail.com with ESMTPSA id b128-v6sm1085881qkc.21.2018.10.03.11.11.17 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 03 Oct 2018 11:11:17 -0700 (PDT) Received: by alvin.alvh.no-ip.org (Postfix, from userid 1000) id 5E5875A0; Wed, 3 Oct 2018 15:11:15 -0300 (-03) Date: Wed, 3 Oct 2018 15:11:15 -0300 From: Alvaro Herrera To: Tom Lane Cc: Andres Freund , pgsql-hackers@lists.postgresql.org, Thomas Munro , Andrew Gierth , Alexander Kuzmenkov Subject: Re: Performance improvements for src/port/snprintf.c Message-ID: <20181003181115.i2u76fvebxatpp7g@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <3316.1538589695@sss.pgh.pa.us> User-Agent: NeoMutt/20180716 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On 2018-Oct-03, Tom Lane wrote: > Andres Freund writes: > BTW, so far as I can tell on F28, strfromd isn't exposed without > "-D__STDC_WANT_IEC_60559_BFP_EXT__", which seems fairly scary; > what else does that affect? https://en.cppreference.com/w/c/experimental/fpext1 -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services