This is the mail archive of the libc-alpha@sourceware.org mailing list for the glibc project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: Pending fixes for all-ABIs builds

From: Joseph Myers <joseph at codesourcery dot com>
To: Florian Weimer <fweimer at redhat dot com>
Cc: <libc-alpha at sourceware dot org>
Date: Tue, 8 Nov 2016 23:21:59 +0000
Subject: Re: Pending fixes for all-ABIs builds
Authentication-results: sourceware.org; auth=none
References: <alpine.DEB.2.20.1611072319260.23588@digraph.polyomino.org.uk> <35e9c513-c873-3d7e-38e4-6aa14e9ef245@redhat.com>

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 
<https://sourceware.org/ml/libc-alpha/2014-01/msg00719.html>, item 3.

-- 
Joseph S. Myers
joseph@codesourcery.com

Follow-Ups:
- Re: Pending fixes for all-ABIs builds
  - From: Florian Weimer

References:
- Pending fixes for all-ABIs builds
  - From: Joseph Myers
- Re: Pending fixes for all-ABIs builds
  - From: Florian Weimer

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]