From mboxrd@z Thu Jan 1 00:00:00 1970 X-Msuck: nntp://news.gmane.org/gmane.linux.lib.musl.general/10797 Path: news.gmane.org!.POSTED!not-for-mail From: "A. Wilcox" Newsgroups: gmane.linux.lib.musl.general Subject: Re: Handling of L and ll prefixes different from glibc Date: Wed, 14 Dec 2016 16:37:55 -0600 Organization: =?UTF-8?Q?Ad=c3=a9lie_Linux?= Message-ID: <5851C9C3.6050609@adelielinux.org> References: <20161214161348.GU1555@brightrain.aerifal.cx> <20161214171756.GH16379@port70.net> Reply-To: musl@lists.openwall.com NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1481755097 27079 195.159.176.226 (14 Dec 2016 22:38:17 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 14 Dec 2016 22:38:17 +0000 (UTC) User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.0 To: musl@lists.openwall.com Original-X-From: musl-return-10810-gllmg-musl=m.gmane.org@lists.openwall.com Wed Dec 14 23:38:12 2016 Return-path: Envelope-to: gllmg-musl@m.gmane.org Original-Received: from mother.openwall.net ([195.42.179.200]) by blaine.gmane.org with smtp (Exim 4.84_2) (envelope-from ) id 1cHIBf-00066L-29 for gllmg-musl@m.gmane.org; Wed, 14 Dec 2016 23:38:11 +0100 Original-Received: (qmail 7266 invoked by uid 550); 14 Dec 2016 22:38:12 -0000 Mailing-List: contact musl-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Original-Received: (qmail 7236 invoked from network); 14 Dec 2016 22:38:11 -0000 In-Reply-To: <20161214171756.GH16379@port70.net> Xref: news.gmane.org gmane.linux.lib.musl.general:10797 Archived-At: -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 On 14/12/16 11:17, Szabolcs Nagy wrote: > * Rich Felker [2016-12-14 11:13:48 -0500]: >> behavior. I'm mildly leaning towards causing a crash on invalid >> format strings so that the location of the incorrect usage can be >> quickly found with a debugger, but I'd like feedback from users >> who've debugged this sort of thing on whether that'd actually be >> helpful. > > crashing sounds good to me. > Would this be able to be configured in some way when building the libc (-D_CRASH_ON_PRINTF_UB or such)? This sounds like a great tool to use when doing conformance testing, and in general once testing has been done. However, it also sounds like a great way to break packages already "working" on musl. - --arw - -- A. Wilcox (awilfox) Project Lead, Adélie Linux http://adelielinux.org -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJYUcm9AAoJEMspy1GSK50U4twQALPW33GUPTTBdycM8QsnzDNE nb3X/Mnuf30PjD5MaLBbVrw5jiOMbBLkD9krVvkpAPmFSpkzv43ec8rLknmhSX8E 97UsQtZKqUKft/LqpU4rJyAqcKMIhIUVRbCfixFkW2LIVCMoEZu7znaf6p3E3ISk lCQpuOfmnESW4/YPozu0nWLZSdwabCilqNylLLu9AsUJJrwWwIWU4XyZYjMlfWhP CIGFtnBqPw20rCHxdpyPnzzlzz/eb89ZmwjfR88BsRzk9g5piaoDWbWi5LGgG4iz JrhVJ2wYeGOxuDxmnXy64WM0b+cw4loe5uNp1CYeCCbAGNFe6bv0IonwBb/PfKyX 4wzBtlsRcvPavJCQhlWU1pX+jMHDFdDc0Z9kT07IVQCKsMDVzp95rMCEFfiYCVkK 1grZB6GO0mZKaH+1EavUXeRb+OF2T8o+xvSqHEc4NpRQ+xsqrM6TFAL0vdEBny7z GLC9+v9rr6BTFy+MVICPIyEmpPvzzkzztMOCWK6BBR0BHyj7/tFCDMHjZ8tarq5n bVe2x3hgG/II4hCOZ2dC/cxv5Q1jHG0oOrIsnUTecdGhN+VU+v1BT2OwjJMSAScM MYchwXK0V1DEaXd5vVj9/UuZGbupkYnzKPJLMNAlhWYBUbwQHp6pC81EsJQPbp+T rv/O49Cuv3xPRiSl0iu/ =2U8C -----END PGP SIGNATURE-----