From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 41784 invoked by alias); 8 Nov 2016 23:22:20 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Received: (qmail 41758 invoked by uid 89); 8 Nov 2016 23:22:19 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_NONE,SPF_PASS,URIBL_RED autolearn=ham version=3.3.2 spammy=Hx-languages-length:632 X-HELO: relay1.mentorg.com Date: Tue, 08 Nov 2016 23:22:00 -0000 From: Joseph Myers To: Florian Weimer CC: Subject: Re: Pending fixes for all-ABIs builds In-Reply-To: <35e9c513-c873-3d7e-38e4-6aa14e9ef245@redhat.com> Message-ID: References: <35e9c513-c873-3d7e-38e4-6aa14e9ef245@redhat.com> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-ClientProxiedBy: svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) To svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) X-SW-Source: 2016-11/txt/msg00309.txt.bz2 On Tue, 8 Nov 2016, Florian Weimer wrote: > But there's one pre-existing issue I've been wondering about for a while > (along with the s390 maintainers): I don't understand why we have PLT > references to malloc & friends in ld.so. The malloc implementation there is > not compliant with the C requirements. Why is it exported, and why do we use > GOT indirection to call it? My understanding is that it's meant to be interposable by a user-provided malloc implementation. See , item 3. -- Joseph S. Myers joseph@codesourcery.com