From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x433.google.com (mail-wr1-x433.google.com [IPv6:2a00:1450:4864:20::433]) by sourceware.org (Postfix) with ESMTPS id C77833858D1E for ; Tue, 14 Feb 2023 11:33:21 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org C77833858D1E Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-wr1-x433.google.com with SMTP id j23so15338771wra.0 for ; Tue, 14 Feb 2023 03:33:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=subject:from:to:content-language:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=Yn1ikdENVhG22cC2mZqnAMHx7SytH/hmZYk3u+uTjp8=; b=EsuupzVLPchJBQgH8uH5Ked8D1Eaax5YObveOeruSPnFbHlwCt6RxWstBcSIxCLSoo ti9TNP4mX2iYm1qR4/vC43lsNvi9BaUZ7GA+gmvsmtUq4QQEP5WZiH3AA0ZkQyNawK3/ Um2x57oVQN3yuplNMo+CJKWuIJ6Kkub76axp0kjmRC/2ZUtmcAFLC3J8g1qMST6UYDPm sRcicTsiGIucByDALAyChVsqGKyZr40zjvTDMb9Lsv2BZ4nFln73yJMxC7P1kOigns76 EJugdDCAyg3nGItyNEDmN/yu4MeXkS3R9LmCznXlB+WR8wEKcLOFGe62C7hw4rK0HihM eMmw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=subject:from:to:content-language:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=Yn1ikdENVhG22cC2mZqnAMHx7SytH/hmZYk3u+uTjp8=; b=ppaz3VF/ki5TxCYytHzA38T/aasVBkq7ZWiD7qcmGXGCEgkaW3maOEjZeNtxK4d/u6 ztjgMJ7WhQP0JMZavtr37vAiI47eC6t26ReL98sYVJFRGakNKtb9REtJQ3le2Anm6D5x Zz0qloOl7CniHjcv1+64dzDqPh9Qv9a/3GCgtpV+vxCnxYxAokHzfao9rzt+OO11p9wS i8iP/WcR9ArFONrf1IdN1OAntPAdkksmOf1xtDoLR1D5yUVi3eAbEf46Ef811PH9N6Jo eyB9twrsFxMkqByVcJx+pf1NeIeMeanDYO4a1B+dXc4tHp4MuypLnojMM57m7MJyN61K Azfg== X-Gm-Message-State: AO0yUKU+wS0NCgFVHg8AKBbEytnkyVGlhGRSq1BFPmk7XKWlp4+yooX/ nY5nf+Bdzx3sCdNjpRfcDSm7FNcdjnQ= X-Google-Smtp-Source: AK7set8XhEw8HHvnxeDtBMj33j/GQLrfxyYqxU4jNm84DVYxpufBMXILi6QwXPfaqqwYFpR94PLu5g== X-Received: by 2002:adf:ea47:0:b0:2c5:510b:8f9c with SMTP id j7-20020adfea47000000b002c5510b8f9cmr1822845wrn.52.1676374400493; Tue, 14 Feb 2023 03:33:20 -0800 (PST) Received: from [192.168.0.160] ([170.253.36.171]) by smtp.gmail.com with ESMTPSA id j4-20020adff544000000b002c54fb024b2sm7772003wrp.61.2023.02.14.03.33.19 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 14 Feb 2023 03:33:20 -0800 (PST) Message-ID: <45c736ca-8f14-8e85-23dc-e1cb577e395e@gmail.com> Date: Tue, 14 Feb 2023 12:33:11 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Content-Language: en-US To: GCC From: Alejandro Colomar Subject: [wish] -Wmissing-array-initializers Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="------------JNZFqiAzPgxWFfBcIkd0OAFW" X-Spam-Status: No, score=-4.3 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=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --------------JNZFqiAzPgxWFfBcIkd0OAFW Content-Type: multipart/mixed; boundary="------------0aRXVrwA9KqS0ikP2d2txCZy"; protected-headers="v1" From: Alejandro Colomar To: GCC Message-ID: <45c736ca-8f14-8e85-23dc-e1cb577e395e@gmail.com> Subject: [wish] -Wmissing-array-initializers --------------0aRXVrwA9KqS0ikP2d2txCZy Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Hi! I was wondering if we can have a warning similar to -Wmissing-field-initi= alizers but for arrays. Here's some example of what kind of code would benefit from this warning:= // foo.c char *foo[5] =3D { "foo", "bar", "baz" // oops, accidentally the size doesn't match the actual number of fi= elds }; // foo.h extern char *foo[5]; Users should be able to trust that each field will be a valid string, but we have no way to make sure that the array is initialized with string= s. If the initialization is done through designated initializers [...]=3D...= , or {0}, it wouldn't warn, as with structs. I couldn't find an open ticket in bugzilla regarding this. If you want, = I could open one. Does it make sense to you? Cheers, Alex --=20 GPG key fingerprint: A9348594CE31283A826FBDD8D57633D441E25BB5 --------------0aRXVrwA9KqS0ikP2d2txCZy-- --------------JNZFqiAzPgxWFfBcIkd0OAFW Content-Type: application/pgp-signature; name="OpenPGP_signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="OpenPGP_signature" -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEE6jqH8KTroDDkXfJAnowa+77/2zIFAmPrcXgACgkQnowa+77/ 2zK0EA/+J8OLElt1POgF5kAQ1gQlKxy0akY4ap6ZFJgL10B7499fuqDGcERU3TME FfeR/KMlCKnnoTZnlOlgvgY7aQnXa4HZHQ1LbXDsGcTj9A9EWU0kchfEJyPBI9sB FrTpql+JCRC3vjgdgnJxebpxGu7RRZFLCwNwTYYOwQM0aV1OahVF+KhTXvZYuoXl Vs9AlKc0dJXfntnTyhgefwJHp6ZJ6PcoOoZ93HEZHoUTCM1V78wUE8Y3n4+A+e75 unrA3gjy1/irb0VkNWjCmxbXuAEEgDfMW2s4rLjjZGFVlMK1VrKHWtV5u436wkEp 8iHKfM+vgdRn8ZbzNeguTJcqaRhy3hV/bDTgITvQtjrDYVMKWpdlXs8abtQuS52b cHkUNW8pnXrDCcobRFF4Wg4Bn1SvBCDi5a9kNL09nyZnmlymJWgqXSJ7oAbiZIwk ZESYjdzZ+kxiBCgVC61zRkwnfeA3Y2iXffH1qBHG/fCAHIayQaOL+R7OLA956/e7 b4Y9aSUCOaXAQerXGf564AJ6grjr7/95WM4HLKuWqA/ePP/6RNclIgZcgT8eO4RD KmBHD1hXPK1h77MMkNB/0JEpbSUzUybhJkgQT9qyeBklBzlALV2DDIJiJBHT9NDK yjg+brUxjFZdnUxHsA0VRN7sqGycMKoY0s7LxaCRRBXEeEcIwYM= =YO/j -----END PGP SIGNATURE----- --------------JNZFqiAzPgxWFfBcIkd0OAFW--