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([2001:f40:91b::2:94dc]) by smtp.gmail.com with ESMTPSA id 128sm5187749pfd.114.2020.05.09.21.27.27 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 09 May 2020 21:27:28 -0700 (PDT) Subject: Re: mingw-w64 and __attribute__((format(printf))) issue To: gcc-help@gcc.gnu.org References: <84f2a94f-0d73-fe05-78c6-bd64c1f8ee76@126.com> From: JonY <10walls@gmail.com> Autocrypt: addr=10walls@gmail.com; prefer-encrypt=mutual; keydata= mQINBFDEdwIBEACSrmywJMpgYlgJa0HJ1AFu9tQp8yVpVS21EfnrSK16TS6PoW/JS78D5CYx pshPzr1iil8yeL8/val1yXkI8uNZjMnhLxMBU5C7WEMCeY/h760btG3bZZ5BMCNCkC0Yfrtv JJQDEyv1H+p1U7yMFRyxNtMjaf6QDzoRjTVOzO6mtNMZWYnlhzC54etiVt3HQ4jKOlKbI+dw jigIw8B1SZ+xWcukAHRMBcIZYLjbnAI/XNu796pfwh6QEhJjr8EpvyNjdHLFSMMuyUPO/a3s r/jkFSTpqt5lr9jWejdQwe7e8WtbC+euv++fH1B9Yz42259kLxgH+aHk6lWX3epIIx3w17rG faMrFrINjXEBGLLOQkIy2LtBLYRU2NhDg+VSDOEwAsiOVZs1EHpSNF5GV12L8SFiNtVToHxL RpObNpYIHBkDFzx9gvQfX5Kocx5XFhBiNfTjdxBOjopLzQHpfCSo3fzSqc7zpscqOw3uni7G IN86fI8h3wSV44dQ4yaervnL2kZykRyWL5y1C9WDfjzljTIeLB6gK/gBbrsuKuVC42r6xAK9 yC9pL0Trf7+GLJ9UF4WGnJ5IvfVpZ7gtBMjWOpiwewTprdBNwhLsVSep9Vqg/cbtmG6AnpzN tMsLEWAwDpgaFa5KqlehgUCuMlEdU6LhvSd0cJ/pqKwwzxEiLwARAQABtBlqb25feSA8MTB3 YWxsc0BnbWFpbC5jb20+iQJVBBMBAgA/AhsDBgsJCAcDAgYVCAIJCgsEFgIDAQIeAQIXgBYh BOUK3Z2wV/T6ZOG2z3E7X+KcFF1FBQJb/k5NBQkUn9jLAAoJEHE7X+KcFF1FVlkP/jwLb9aa b268Q3XQnocIDD7HArFnzKyvIvIndqGuGs51u+6p8I+zBKHIyF4T9E1mkXfq2bRIbvKojrkA Gi7KgCePKHRILVtfiAANSJtj9304WcUYIiD3vLHgB0Hiv5AUc3YWntnaznKh8VMLMx/ANf3/ OjeldikLunkC7vu/YwhbdsPWDEn7v47FsllqhbLbjsm+trboiORJMUzAdJ65yv2WvRKnsRLd rXSyXxcW651XiNstVpgCqGkZP1PUSxUX8SvA/UzVXC4rw0nHaVVlB5JovywL/Y/3GG6q3/x6 hXWgqDBB68GvlQLA39JRGq6ELwwE9mo5EzU4q6a1Y2Uy1ZKqJ56xs+peI5qJdFtIfXcPX2e6 wdaCW631HcgJpykIS/gwDIsxI8NhfmiDLXY1sWnKDU0hjIwDEP/fjLtHp2o1TFBzBMX94/CL i4kt2jhPZqhZed/unJ3IVtpwfi7Lum5LuNQhHqPF8U2YGJfIwaap6KUThy3CffPBhzSyQbTl izhP9hAGaMqh9NomJn+YIJlJEYoRkubcaQ95Vev4K0y3LNklxbePo2Jwd+ovxprS6NeJJaRT VpR8ZO58RD5B/1oKTW6udVQIeNATjkwoDSR6fi9s7sLLfCVy4404hYuzvrlm4QF3gruz4qhL 4w1SG0lddEGhMderspH9WtQs4H7etCFKb25hdGhhbiBZb25nIDwxMHdhbGxzQGdtYWlsLmNv bT6JAlYEEwECAEACGwMHCwkIBwMCAQYVCAIJCgsEFgIDAQIeAQIXgBYhBOUK3Z2wV/T6ZOG2 z3E7X+KcFF1FBQJb/k5ZBQkUn9jLAAoJEHE7X+KcFF1Fl/QP/iRjpleVIfhN0ZAUS+NM5A2K 6LYynLocmY9pNjjH9674zWl5zhs2lOI/XKFBJZDZpcIFCPx0kQBivvVYL7f5cSvZ1pWJ+W7Y MD7nNGBc0lkMktgMJUlL4QzVfjeHJRURw4bUsvScH+9n1BhEiCH6P3Q0ddDkxdhwzNBL/66t HSA2wwTgrAttAZt3x4Ah7SM27SUR2o2MfFLSU8PiYTZnXnedC+dbEUCZtRgppLICRQ065Wq4 ZGThSxL3gmXg/yudnX4dLCIlBdBK4xgRKOaCRPDfsFRyZRd+HeqJhkEyr03TbtAWie1WYgKc 16yxXKo9D1EKP3pi67/QGMhpnpv1WNzs78su38aDEYh156vyTu7cTdDKHC2/EkOUn6SOEeNi akdLMgNEIuobCaTgUqeuSqHj2PbWCHZhaZnuQnetwSPHrA8nx/FqhUEAiDezNuykapHVgpbV wx+zvmEW8wyuM6IZOBdTB2NHlA675r7bJ4CmRnTNF8fNVxL15bHIwY+Tt9zS2SlDTu4GLdxb Ww5XQf42gh22INeSKFvw37NeLP+pnB2Pn+GJhwHngmPEALOThXcMq7g0IgCR+4xMEihORQV1 GmeBoLcl/Q8z0G/VtKY0xJAYRaMoc5ScLr7GLYOF8Xn08Zkisdp3V1ralUXRIWcQ8IwkbiJe JxPDfq2slh+uuQINBFDEdwIBEACsXcBns4YGVTUGMVKVGEocPffmAhAY89XSk1c1qWPngieU tZ2GoiG+a8IKAqYIjfpuV/YXX8i9mXuGAGJvf6rRhpPos8v76y3qoFFrPsFjNaiTTTvPn1oN RT+Br5KWjJaDomGkmQe5bGrok6ETK4VgRdYWPib7IbTLUX1rzfaKvDP219HTsdWj/cdE3QGT ZjekJUiJqgqSS8SmaBNtFm2T18r3gdx6+Xq0kJPW421IaXtuxbyD3MTBVJYEfY+rEvVfMUi9 rvsfCG0djJOh8954D8AhVY58x7aszhHddTeQlXxUdwNpyJFFoFFhpj0LvmhCH84eaf+9eW8V qegPDzE2MJ/Oe+bftYS9qtIx4MMHRU5Wl7g2x3QUhsmyev3BmhBvqFzo6TmBZ1bjp2MXZqQw 2d5YXJNb0Vtr9qgV1EqnoG7Lf5q5wcENYAJDVeOzOMxUnM3u2VYbt8GMu3QITxpHw4lOukza rmEmAq3EwwzBxFKKmD9gvAbkAGmimONRiQSY9OBEW4XLmOqy9b7pnoS+6x0Oqv8lELvz9TJ2 Kh5urXJ/7LOvof9z3R0g7Hn7AWn1Y+0hUKN1vRqziJdIFqZ7kcViiKYAKfYiDPlHSAVguc3q vok0P8A3uS5qvkz2yC3C5Jt913FoNVu3ny0/UCDjpSAqC3qTXMx3otwLDLv/dwARAQABiQI8 BBgBAgAmAhsMFiEE5QrdnbBX9Ppk4bbPcTtf4pwUXUUFAlv+TloFCRSf2NgACgkQcTtf4pwU XUWzcw//ckxWc2Zyd58jjZxpMG1hpGHJVMyi+1aC12mCozlKuGDUBhbEbs6z8INlAQh9ic5d h9jXW8WclJglzo1Bm1naQOUmCFLh2WgV/0Om9vqDeJ0r5J2xcoBesiAflt/2dBHn3sZHivwq 46c2/pMl95LAoA9z+4lZLBCjL64wo9QZujrDoSlUTKMnmfTKYzvUqF4Y7394b3cwi4WNlR3C eqAzU5f+RjGlIpCTP2h+ui7L8JvPCBLzy6lcEm6NJayUIMDyFKYtlJdiPOVtSveZyrFjx6qW rIHogOXTorTZrtysBi8gAoU+7h7dOBswi0vnjftyH7S6M8N0K+LKnRj8zBjajyAcBRuvXP+t fvIPHUMnkWifgMLhrMUgTZHX4V4DVjNHzVuAxr+yIHGLUgn6sSrYnYX8aCK37cByLO78563L aT/p7WD56R5grBe0HEaoarixVmovv4GzI3GGNLBx+GraRAtvbPsol0sZ0OZWKWVL1/meHi7F e5EFYeoI5/xANT1Xm+GMnLGrt6CH44FaJ0rUQ900ZGf69laS+pniyasFgdtiUeCLCcUww9k6 jUq5Sa1npJYFVJqnuush2cUXWG5Z9DFZ2Jg7LWvZqUc2rt0B8+AIWWfEGNoh3KgziYAnpr+5 iH7wMIsgvMwRrJmB2S4ixQUNVeE06B+VUDKv1BkfmRE= Message-ID: <50dad4c6-10cd-ed24-e563-5adc6ad50afc@gmail.com> Date: Sun, 10 May 2020 04:27:13 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <84f2a94f-0d73-fe05-78c6-bd64c1f8ee76@126.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="LUCPA6xi04HAv7htISP1EVutorsG7HQmQ" X-Spam-Status: No, score=-2.9 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, 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: gcc-help@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-help mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 10 May 2020 04:27:37 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --LUCPA6xi04HAv7htISP1EVutorsG7HQmQ Content-Type: multipart/mixed; boundary="vlRUcufOeqf8u0pEiI4uKWWsD17IS3nj2"; protected-headers="v1" From: JonY <10walls@gmail.com> To: gcc-help@gcc.gnu.org Message-ID: <50dad4c6-10cd-ed24-e563-5adc6ad50afc@gmail.com> Subject: Re: mingw-w64 and __attribute__((format(printf))) issue References: <84f2a94f-0d73-fe05-78c6-bd64c1f8ee76@126.com> In-Reply-To: <84f2a94f-0d73-fe05-78c6-bd64c1f8ee76@126.com> --vlRUcufOeqf8u0pEiI4uKWWsD17IS3nj2 Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 5/6/20 5:36 AM, Liu Hao via Gcc-help wrote: > Due to a recent change in mingw-w64 master [1], libgomp ceases to build= : >=20 > ``` > ../../../gcc-git/libgomp/target.c:936:21: error: unknown conversion typ= e > character 'l' in format [-Werror=3Dformat=3D] > 936 | gomp_fatal ("present clause: !acc_is_present (%p, " > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > ``` >=20 >=20 > On line 29 of 'libgomp/libgomp.h' from GCC 9 branch I found this declar= ation >=20 > ``` > extern void gomp_fatal (const char *, ...) > __attribute__ ((noreturn, format (printf, 1, 2))); > ``` >=20 > , which uses the `printf` attribute, but the `PRIu64` macro from > expands to `%llu` because now GCC has `-std=3Dgnu11` by > default, which is only valid with `gnu_printf`. >=20 > AFAICS there are three solutions: >=20 > 1. Revert bfd33f6c0ec5e652cc9911857dd1492ece8d8383 in mingw-w64, or > 2. Make GCC treat `format(printf)` as `format(gnu_printf)` if C11 or > C++11 is selected, or > 3. Replace `format(printf)` with `format(gnu_printf)` in libgomp source= =2E >=20 >=20 > What do you think? >=20 >=20 > [1] > https://github.com/mingw-w64/mingw-w64/commit/bfd33f6c0ec5e652cc9911857= dd1492ece8d8383 >=20 >=20 I think option #3 is the simplest approach in the short term, though I prefer option #2. --vlRUcufOeqf8u0pEiI4uKWWsD17IS3nj2-- --LUCPA6xi04HAv7htISP1EVutorsG7HQmQ Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEE5QrdnbBX9Ppk4bbPcTtf4pwUXUUFAl63gqEACgkQcTtf4pwU XUV1AQ//ZWypfRZ25pI54Jx8PxHuOw5OnCV/BM7hZq0i50WxZiMkny0vbR98pIHX rskBDsIL7sxXTmZHmMfo5Y21UiYjKrIx/sjfcYSCJOq5xZrXMGCnWEFfOUssDfEX K6O3yDtaTI1c1E86iiN3lYN6OK8t91GIOWFEQitJWLmNUOdb3t1yHa/AaoJCX1Iw lSF3RpMnIGH1eArdBwyIhWrR0obUd3Vw3QR6Dr7KmBRADiSZhM2m681GJ/IBP+Pw ECDrwyIYH/9GKZxI5DWrspZjTu6IhDRfAeSwdqA46FXWT4+ZdjBt9T6fZlJyqLQ6 K66j/T8MbKTmtb2q3D8LUueZANcDYE7TQbbxrgLou2+8dsu9PdRyU/DID6Im+wcm RcAZnyp4n1eXpbzuyUkynCxXU2r7dFae+qoBNUIY4WRGHGXyIHLysMAoz1l+94CA 66/kwsL/VoO7CmR7d8qjPvGlCXl2fsX4FTz4j5jfg0rWSSpPeSSi5/uKPnkiT/MJ kXlFJhzt9uHdoGACcqBH2fk7GXH3JIYTRZM8l2pZ+DKbR3KeAuunplFA7Ssdpaod vVIWOjTz+fnruzXZGkkor5lVr483oPvjHpICdELcsnbGA6NlrUgIlfnLBKfMe6Lk z/IVFWfbyuptY6dT7e6hwkEBmcp2euzDuK4IgG0HXn4pOdLUh+E= =JwNG -----END PGP SIGNATURE----- --LUCPA6xi04HAv7htISP1EVutorsG7HQmQ--