From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-out-so.shaw.ca (smtp-out-so.shaw.ca [64.59.136.137]) by sourceware.org (Postfix) with ESMTPS id 6A1013987472 for ; Thu, 3 Sep 2020 15:59:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 6A1013987472 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=SystematicSw.ab.ca Authentication-Results: sourceware.org; spf=none smtp.mailfrom=brian.inglis@systematicsw.ab.ca Received: from [192.168.1.104] ([24.64.172.44]) by shaw.ca with ESMTP id DreAkmfbaYYpxDreCktp5c; Thu, 03 Sep 2020 09:59:37 -0600 X-Authority-Analysis: v=2.3 cv=OubUNx3t c=1 sm=1 tr=0 a=kiZT5GMN3KAWqtYcXc+/4Q==:117 a=kiZT5GMN3KAWqtYcXc+/4Q==:17 a=IkcTkHD0fZMA:10 a=CCpqsmhAAAAA:8 a=zeAeT-1tAAAA:8 a=UV4Khlu7AAAA:8 a=DU0EyFXtAAAA:8 a=bdL9Y7L41mRO-lBIE9kA:9 a=QEXdDO2ut3YA:10 a=jaguKSgamQ8A:10 a=5nLeOxEVN4QA:10 a=ul9cdbp4aOFLsgKbc677:22 a=q4mi67SYSo5Z2N87e4-W:22 a=g3FnbuhPxHiixQM06tVt:22 a=UCR5be5CC-YrbG9FbbB0:22 Reply-To: newlib@sourceware.org Subject: Re: [PATCH 2/3] libm: Remove __ieee754_gamma_r variants To: newlib@sourceware.org References: <20200826182046.GR3272@calimero.vinschen.de> <87v9h5dy00.fsf@keithp.com> <20200827072411.GT3272@calimero.vinschen.de> <87pn7cdnns.fsf@keithp.com> <20200828081951.GD3272@calimero.vinschen.de> <20200828083447.GE3272@calimero.vinschen.de> <3f611061-d504-dc26-29cc-dccffbe008a3@gtd-gmbh.de> <871rjlcsy0.fsf@keithp.com> <20200902080345.GF4127@calimero.vinschen.de> <87lfhrap9h.fsf@keithp.com> <20200903080441.GM4127@calimero.vinschen.de> From: Brian Inglis Autocrypt: addr=Brian.Inglis@SystematicSw.ab.ca; prefer-encrypt=mutual; keydata= mDMEXopx8xYJKwYBBAHaRw8BAQdAnCK0qv/xwUCCZQoA9BHRYpstERrspfT0NkUWQVuoePa0 LkJyaWFuIEluZ2xpcyA8QnJpYW4uSW5nbGlzQFN5c3RlbWF0aWNTdy5hYi5jYT6IlgQTFggA PhYhBMM5/lbU970GBS2bZB62lxu92I8YBQJeinHzAhsDBQkJZgGABQsJCAcCBhUKCQgLAgQW AgMBAh4BAheAAAoJEB62lxu92I8Y0ioBAI8xrggNxziAVmr+Xm6nnyjoujMqWcq3oEhlYGAO WacZAQDFtdDx2koSVSoOmfaOyRTbIWSf9/Cjai29060fsmdsDLg4BF6KcfMSCisGAQQBl1UB BQEBB0Awv8kHI2PaEgViDqzbnoe8B9KMHoBZLS92HdC7ZPh8HQMBCAeIfgQYFggAJhYhBMM5 /lbU970GBS2bZB62lxu92I8YBQJeinHzAhsMBQkJZgGAAAoJEB62lxu92I8YZwUBAJw/74rF IyaSsGI7ewCdCy88Lce/kdwX7zGwid+f8NZ3AQC/ezTFFi5obXnyMxZJN464nPXiggtT9gN5 RSyTY8X+AQ== Organization: Systematic Software Message-ID: <79b6e41b-5697-6c0b-5d11-59407b1e0ec8@SystematicSw.ab.ca> Date: Thu, 3 Sep 2020 09:59:34 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20200903080441.GM4127@calimero.vinschen.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-CA Content-Transfer-Encoding: 7bit X-CMAE-Envelope: MS4wfKFj6Nk34VX45x20IG2MsnrT/GEK0Byefbx1nuxGVnnJisXVL7iHu1LkWt7dUx+SiGWY6pnVa31MCSBfUoUbwmR+9qu4kLweNieR9Mu7zbn2P5QZE6TW 9+Evq2XyuRPEN0lht/79g7Cv7ltkBY9uYghZa2AqX3eJLq0wjSUNq62wbeNtnyzkozmxFrDgDi7ukw== X-Spam-Status: No, score=-8.4 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, RCVD_IN_DNSWL_LOW, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: newlib@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Newlib mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 03 Sep 2020 15:59:40 -0000 On 2020-09-03 02:04, Corinna Vinschen via Newlib wrote: > On Sep 2 13:37, Keith Packard via Newlib wrote: >> Corinna Vinschen via Newlib writes: >> >>> Removing interfaces is not an option for Cygwin. If you remove >>> functions from newlib exported as symbols in Cygwin, you must provide >>> replacement interfaces for Cygwin alone, otherwise Cygwin won't build >>> anymore. And one step further, removing interfaces from the list of >>> exported symbols of the Cygwin DLL will break user space and that's >>> simply a no-no. >> >> Then tell us what you want gamma and gamma_r to do for Cygwin. > > I did: https://sourceware.org/pipermail/newlib/2020/017946.html FYI docs/spec: https://sca.uwaterloo.ca/coldfire/gcc-doc/docs/libm_21.html#SEC21 http://www.ece.ualberta.ca/~cmpe401/docs/coldfire/libm.pdf#page=20 https://ftp.rtems.org/pub/rtems/docs/3.2.0/libm-3.2.0.ps - see p.18 -- Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada This email may be disturbing to some readers as it contains too much technical detail. Reader discretion is advised. [Data in IEC units and prefixes, physical quantities in SI.]