From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from m15114.mail.126.com (m15114.mail.126.com [220.181.15.114]) by sourceware.org (Postfix) with ESMTPS id E21943858D38 for ; Thu, 13 Aug 2020 06:46:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E21943858D38 Received: from [192.168.50.220] (unknown [116.236.172.42]) by smtp7 (Coremail) with SMTP id DsmowAA3Omph4TRfqSdCIQ--.64873S2; Thu, 13 Aug 2020 14:44:51 +0800 (CST) Subject: Re: Coding style for C++ constructs going forward To: David Blaikie Cc: Nathan Sidwell , Luis Machado , "gdb@sourceware.org" , gcc Mailing List , Pedro Alves , Simon Marchi References: <33412819-8a5e-0c7f-7cfb-f3d127dc2242@linaro.org> From: Liu Hao Autocrypt: addr=lh_mouse@126.com; prefer-encrypt=mutual; keydata= mQINBFvNzjsBEADgRSHQwFcRdrKpmUxYOyjJKduTZgGP90O0ZrSUzqjuM5x/0NpjgV3PRk7S OWMJAQ3u66jyG/iZnMzpIca+gdObCtaqHPG5NyOwlUjlQcRI7tTaJWGjwVTco2np6z1msAkE L4dRCwVaud5U8LoukcQcuBiCrsdx2Sp9QUR33lUEfQajks0HKFvHHqdooHiflEY89lLpcM18 r+VMXviPrBPBoYesvYWSWLEDKnAkxl+y2KjPFnCUYFh4eHlh2GndUGPZMCYqu8t8EJcfl/Zp nRkHjRDhqwNHHj2JCTO2U12H25G0C2pvlbeZNTDnTp7m0YGsnp6RO4sFYxQE0f4rxqA1K7BP gBdlqdOJO/CasCMNeGqjP1lcSIJ38/EBLR/GyM7yNwT9P1oowy3KE+w0NlSrWxLU4zs873Ev SKx33xcmyVkZyZjMWA+OFt4LM57fK/CwJc3C0yFYJsutpP0espCr2IJLGEcP/srL71SRFZ9I nZBnV3uyWPxWDvjB0tDLmXCi1I7Uprz607yCjxEiHlclk1KSrRizRL/XJNbz3TxqbiwRjp6+ u2OJZv1j8XGb6XCWdEEyQYS47pFLHthocdlTutrHjFFMYIh8jvcX2ulX3I2aWuiqyGep32Zd gLxWCk4VdKnmLVMG53ERTXKR/GfH31uwWRpD212Zq1VU6weeVwARAQABtBpMaXUgSGFvIDxs aF9tb3VzZUAxMjYuY29tPokCVAQTAQoAPhYhBJ/XgxqbURL361kXj0GzMngiMVvEBQJbzc47 AhsjBQkJZgGABQsJCAcCBhUKCQgLAgQWAgMBAh4BAheAAAoJEEGzMngiMVvEOBAP/jnQVwl7 IQKTr1xd2WRkQ+yefR+QFP1a0ujPPSKxne0e+6K97qt51E8JELGCdIoVXlzsvaFXSIqVgncH 0VnV9ciDV7jlBI/G66btRZDfGwYBSSOmgz/rTkBrpmC8+lPbqUDWdLx5J6bjUroS8XWlN3oS RZAPI+RzWjT89S+q19HGESuV+/h9OTxO51RIeA4/XVueWXFWaZ2ZQrsiBE2HZg1rZ2654i4b OnKOgFyj4FibZXmcSgDr6O6LjaXVCm2dfZZ2jkjEMzaI/FRE/yj2EKciKk5Fjy6lpWG/xyCn YhGgI6THu1Ynbz2RMm1cSISXJkC73xfkAjpRsHM0yAFU3EAlGGMo8eDV3VhFDGftPZFqd4uN YC7ku9PSxi1UF+T//QXqerSIofLegjG9Lu3brILV6f5BqhUod6++EqenydndpSvvxHjrSFz0 qzQEDpcc/sPDQbtYayAKHYzGV6SPITiAnItoB7M43WNW56uJtULuuZhRz9r6umJa1Y+gzCkt kDW1yAcWQ5VEAcI4mUBHvbmS9KKnTbw6SRQvHSXMELOVVPYjZceiA9NacESuVuwfVLm9O7vR 4ADFm4cColAsdm62vcbLLohws1MMMAw9SvL1X0v2VxCAYf40pUPtg3DHJWwdi7By4aSc4pqn 6DtDMXrMZ3oqQKKgMM/d+ohw+KGJuQINBFvNzjsBEADGwb/XwE2xzrUnmMjsIpobIOG6sjS2 WE0n/ocTe2cWqSLxwSAwNQ9LXJSgNb9qTTSxLKN/exHFMIalpypN8gpckQ13mGziayYb2LzS 2E9Rlocp91Fv3grR5lrMkCAMtKpcSj1d4hOdMcLOTiJTmDNz06FSmSQBwO3RzrwSCFVibOWn 444cdsc2nd6R96pcff2EnT8h0wrZnwqCUmqTFxVwYcZvTCM/qh8kbUB6cFfk9qOf/az62Yxo jatBBle63xv4SyhRwIokeLzQpU3MeNTLFYEBUkD91min8Du/NfhYS3ZwU6J3vMTm+53kru2N hOMqlgBAs24aJsJYeM2YIPbLVw5ZdG9AvrxTRxVu78DTlgypYMbkM7OFGqWBNamFmhFHZkSi PVHJm225B0tByBpdpxCZtWo2K4ygjE/tqBiN26U1WBjiZb2YO6qw32hnIlSt2t8nX+R+sLJW 9ypolc/Mh+FWdQD/g0JoOimT0d8D8awF1jia8W8MkRREWuUHFEkoDL4M9t+2yNGhpBsW1cXf MUNzOyP/E6I8GzgEWWovz/ut1j6uWPABCCxytrjGwZw/yqA9yqQjHC8rdzfD2r4rKz8MRpJF qWvL4Arco90so8eJpYLHyTtV7pfVHnWXPktoPTkMqUgQ8twDeywI/VT+sgOIXBP8d5HU0afE bDr+GQARAQABiQI8BBgBCgAmFiEEn9eDGptREvfrWRePQbMyeCIxW8QFAlvNzjsCGwwFCQlm AYAACgkQQbMyeCIxW8TKUhAAuQypJgJ7wIpjzji+Y/2hAhaxEnrCsUjcF6L0b2HSvuy+F2/a kuptJWa2MGUCbzQK5/Ki9S3+s7SxfzjiTk83CB/nKPuMORGly2f84H7fyKWzJCjkxmnV7PnQ iofkJLA6uoxsVR5t72kWL/s/OwcxRP5KJvMVaSUVxWrcStfcc8+FcKetDIqS3u3rHPpJO+uW MFBOJM97Cz2sSMfJ0ZpgIpKDM5Qh/Ak2Fw6dzh99V+mpBVGEL98dAibuzdKbFBZTmgSOgaJT b7i4D0hK2fxyHZE9iiCjqlO8EIGRrjWAr8I5y+d2sDPSkuJUmFXhctRem0do+fNvmUwAyNGD SqWW0mtlTOe1Ur0rcYcgq3owgABOlM6qdbPyZ6sEUbJ0RtR86+ksfhrxtLUf0oz84eqrGjFd NYTVgomeWDuW6q+a5JX4YN9LbYc9OZhjfNTJ0q5K00JvqOHPLYertlF3uscbA+KKhvtZ3x8w o2xAthMRzUGlYy+lHGJ8zUE7PKkeD2rBYfMs7mId7EQ8UNc6ZwvmL0WtZhTiXpmJNAtWBWeG D7zfJr1Z5i/s7tOMyAi6e8J9l5pt6IPa//uByXAGcdOzPADdAxlBLPkJStS/m2RFfDTbdWiZ Flo+wGMdJXNbeLQ4ykdbLbkeTBCH9TSQVmH34GlTT/O6N8xQJF7PSp+Sn0w= Message-ID: <0c76a6e8-6c08-1f10-e308-5b09c18ff3bc@126.com> Date: Thu, 13 Aug 2020 14:44:49 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="214cUnDP3ugytmNhnJJoGRQceXgsxrCD3" X-CM-TRANSID: DsmowAA3Omph4TRfqSdCIQ--.64873S2 X-Coremail-Antispam: 1Uf129KBjDUn29KB7ZKAUJUUUUU529EdanIXcx71UUUUU7v73 VFW2AGmfu7bjvjm3AaLaJ3UbIYCTnIWIevJa73UjIFyTuYvjxUSa9aDUUUU X-Originating-IP: [116.236.172.42] X-CM-SenderInfo: 5okbz0xxvhqiyswou0bp/1tbi2QN-RlpD-yolhwAAsN X-Spam-Status: No, score=-0.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, NICE_REPLY_A, RCVD_IN_BARRACUDACENTRAL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Aug 2020 06:46:37 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --214cUnDP3ugytmNhnJJoGRQceXgsxrCD3 Content-Type: multipart/mixed; boundary="CiQ9VPI3bj8tNixGGdSGUd3QA6qO6zLv5" --CiQ9VPI3bj8tNixGGdSGUd3QA6qO6zLv5 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable =E5=9C=A8 2020/8/13 =E4=B8=8A=E5=8D=882:40, David Blaikie =E5=86=99=E9=81= =93: >=20 > Then use of `auto*` would make it easier for you to spot use of plain > pointers in your projects & scrutinize them further? >=20 My point is that `auto*` conveys no more information than `auto`. The abs= ence of `*` does not imply the object (pointer) being declared can never be null (apologies for this triple negation), so= it complexifies coding rules and probably should not be used at all. --=20 Best regards, LH_Mouse --CiQ9VPI3bj8tNixGGdSGUd3QA6qO6zLv5-- --214cUnDP3ugytmNhnJJoGRQceXgsxrCD3 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEn9eDGptREvfrWRePQbMyeCIxW8QFAl804WEACgkQQbMyeCIx W8SDQxAAu1HI92PvNRG7GvrAkHh1LVsPYAbbwJAtXGBZaFNcVR011EzgkqRsMW86 VCpkw+F4WviCf4BaWkWzf/gXMthIRSkJoCBeqN3P26PEV+iuz5EQ4iGz/pTHuIM5 oOchym/pd1u5sLFD2N8y7+YCTOhGJ/z0ANzq8qVOC/97vbyjgD22rnkZ0es0aeT8 DHnllftnsuEkt6wjrQ4idPWWhd+ZblTvbOLgXcdOH3qBflbuowhyEwhSUm902hTV /xoT6kjQnferDvgNjDiiOVuMNkUDNCp6kmQYbv9aMPmCGTyticcZD4yIVafZfm0R KKAR9O8rnW9tnBqYO4VFI8R9Ewl6QgR9aIHx8y9j/EYPzaMoz4vs/RXiGD+V8Rbu 1iZ7Lihiu3L14v5btj/Y+kROwVfb79yuyJJFZWrSeRMIH51jVwHPKAvQ87Wl2onC au+9bG7a3OsRh7ae5VxhyDGZNS4gblhnnD2VUQSJkIVmIjbXB2BcAI+Dywu9o+i3 yXC2RiZ66oWhCK/oIIsJgJhBuR2v9jT/jQzLpa0RJMvwo6QQlTvjtswykuV8W9Qe uZSIe+aRhHdX20gRSJA9y/OZllhaNWQQkievSinrEX1QMkQAqNsAFf6jij36nouz p2aEV5hW1QEK+acsUTyWmkznY6J2CJ+5VibuwzhWuZJQW/XTr78= =V672 -----END PGP SIGNATURE----- --214cUnDP3ugytmNhnJJoGRQceXgsxrCD3--