From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 57B7713888F for ; Tue, 6 Oct 2015 05:44:20 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 16F1421C029; Tue, 6 Oct 2015 05:44:08 +0000 (UTC) Received: from smtp.gentoo.org (smtp.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id 18BF0E07E6 for ; Tue, 6 Oct 2015 05:44:06 +0000 (UTC) Received: from [192.168.192.59] (public-gprs516962.centertel.pl [31.61.138.163]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: mgorny) by smtp.gentoo.org (Postfix) with ESMTPSA id 362A5340814; Tue, 6 Oct 2015 05:44:01 +0000 (UTC) User-Agent: K-9 Mail for Android In-Reply-To: <561061E3.6070706@gentoo.org> References: <20151001134947.GM5374@vapier.lan> <20151003021309.GB4308@vapier.lan> <561061E3.6070706@gentoo.org> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-dev@lists.gentoo.org Reply-to: gentoo-dev@lists.gentoo.org MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Subject: Re: [gentoo-dev] gcc-5 news item wrt C++ ABI From: =?UTF-8?Q?Micha=C5=82_G=C3=B3rny?= Date: Tue, 06 Oct 2015 07:43:53 +0200 To: gentoo-dev@lists.gentoo.org,hasufell Message-ID: X-Archives-Salt: ccb3ce8e-25dd-44a0-9d25-aad9b7fcb965 X-Archives-Hash: 2a363ad523306f9394a6ff01b0faefb2 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 Dnia 4 października 2015 01:16:51 CEST, hasufell napisał(a): >On 10/03/2015 04:13 AM, Mike Frysinger wrote: >> Title: GCC 5 Defaults to the New C++11 ABI >> Author: Mike Frysinger >> Content-Type: text/plain >> Posted: 2015-10-02 >> Revision: 1 >> News-Item-Format: 1.0 >> Display-If-Installed: >=sys-devel/gcc-5 >> >> GCC 5 uses the new C++ ABI by default. When building new code, you >might run >> into link time errors like: >> ...: undefined reference to >'_ZNSt6chrono12steady_clock3nowEv@GLIBCXX_3.4.17' >> Or you might see linkage failures with "std::__cxx11::string" in the >output. >> >> These are signs that you need to rebuild packages using the new C++ >ABI. >> You can quickly do so by using revdep-rebuild like so: >> # revdep-rebuild --library 'libstdc\+\+\.so\.6' >> > >We shouldn't assume a particular PM/toolset in news items, IMO. Just >saying that people might have to rebuild packages linked against >libstdc++.so.6 should be enough. Wrong. We should provide examples for the common case. Examples are often easier to comprehend than elaborate attempts of explaining what needs to be done. > >They can read the docs if they don't know how. - -- Best regards, Michał Górny -----BEGIN PGP SIGNATURE----- iQJJBAEBCgAzLBxNaWNoYcWCIEfDs3JueSAoR2VudG9vKSA8bWdvcm55QGdlbnRv by5vcmc+BQJWE1+CAAoJELB6GurvtEZOthMP/R09P/RH5SHo1QpZBmdcJrSGDgS3 6k9R/r9ddT7FbJJUgEh5/uA1ftW3f4Fp2qkGnZa5bLD/w6CKAaPDJE6ZVG/njRu9 FUkdsH5P5paGBZphR6s4WVHGNcpbovnkDJce90BkO//WzrPrqfRr1G47Q/U/rdIj ZPb/aoOn1vj1zvX5z2x7N6PbhCCnGneRcQvdvY2vaQ7CN7exhwgucY43xIPP5YZx c0EVJvbmpSjathH+j1fvprL/5E+58Wv14f5x8i3V/l9w3aWytGUxK4LDjOGbPs5L OCztWZWsSes/YeQZF4OX8lc16vwCpro8PI47kgzQub8lgOARIVcyfhtl2taX8lYf hYQXYSzpElwc5rPQeQ4/ZCLDL+JjbcjZDr3gfpBR3J14UY7vGgCUEvIPk6tDxXMf BaSAB3JhbJ4AYRhLxnTBDAEBSioEYnHqGX5Y/U+HHBnj0WbesU3r88Df2RZuyBxD rsoUsyXer1QMm2SoVc5P7SfGuHKeZW1F78VRirmMYpEtrUD5PgczH9UFYVVmuInE FA/2XKfQ+noIY+sx948pvwESuxpJ40NoDbbdojFLIId3FsUUmDFLf4tuEIvMSMKM IZhnUxzCg6DdO/BhJQK8sPRHxk7W6EaPT7wuITt/h27Ls9qjWfqAgCd2r0mJ2N9c tNHI964xZS6TScq2 =dMvl -----END PGP SIGNATURE-----