From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3737 invoked by alias); 18 Feb 2015 21:54:47 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Received: (qmail 19539 invoked by uid 89); 18 Feb 2015 21:46:59 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-3.4 required=5.0 tests=AWL,BAYES_00,T_RP_MATCHES_RCVD autolearn=unavailable version=3.3.2 X-Spam-User: qpsmtpd, 2 recipients X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-GCM-SHA384 encrypted) ESMTPS; Wed, 18 Feb 2015 21:43:51 +0000 Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id t1ILejpt024776 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 18 Feb 2015 16:40:45 -0500 Received: from bordewijk.wildebeest.org (ovpn-116-51.ams2.redhat.com [10.36.116.51]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id t1ILehVm020185 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 18 Feb 2015 16:40:44 -0500 Received: by bordewijk.wildebeest.org (Postfix, from userid 1000) id 87CC88165033; Wed, 18 Feb 2015 22:40:43 +0100 (CET) Message-ID: <1424295643.23458.30.camel@bordewijk.wildebeest.org> Subject: Re: ping #3: [RFA] Add --with-libz-prefix option in config/zlib.m4 From: Mark Wielaard To: "H.J. Lu" Cc: Joel Brobecker , GCC Patches , Binutils , GDB Date: Wed, 18 Feb 2015 21:54:00 -0000 In-Reply-To: References: <20150107144548.GX5432@adacore.com> <20150218120841.GD23529@adacore.com> <20150218165457.GU544@vapier> <20150218194443.GW544@vapier> <1424291541.23458.28.camel@bordewijk.wildebeest.org> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 X-SW-Source: 2015-02/txt/msg00500.txt.bz2 On Wed, 2015-02-18 at 12:53 -0800, H.J. Lu wrote: > On Wed, Feb 18, 2015 at 12:32 PM, Mark Wielaard wrote: > > That doesn't seem like a smart default. And why is is Linux/x86 only? > > Shouldn't that be something that is done explicitly by a distro > > configuring binutils after making sure it actually is beneficial > > (debuginfo is often compressed in a different way, on the package/file > > level or with dwz). And after making sure all tools actually work with > > it? There are various tools that don't handle the .zdebug format like > > valgrind. And at least elfutils has trouble with it for ET_REL files, > > like kernel modules, because relocations don't actually apply anymore to > > the section data as is (but only after the decompression). >=20 > Now it becomes a monthly topic: >=20 > https://sourceware.org/ml/binutils/2015-01/msg00089.html Thanks, I hadn't seen that before. Alan Modra makes some good points in that thread why it is not a good change: https://sourceware.org/ml/binutils/2015-01/msg00135.html Do people agree with that? And/Or can the change be reverted for now till there is agreement it is a desirable default? Thanks, Mark