From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-375677-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 26854 invoked by alias); 3 Dec 2011 15:50:27 -0000
Received: (qmail 26841 invoked by uid 22791); 3 Dec 2011 15:50:24 -0000
X-SWARE-Spam-Status: No, hits=-2.9 required=5.0	tests=ALL_TRUSTED,AWL,BAYES_00
X-Spam-Check-By: sourceware.org
Received: from localhost (HELO gcc.gnu.org) (127.0.0.1)    by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Sat, 03 Dec 2011 15:50:11 +0000
From: "howarth at nitro dot med.uc.edu" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug lto/48094] ld: warning: section has unexpectedly large size errors in objc/obj-c++ lto
Date: Sat, 03 Dec 2011 15:50:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: lto
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: howarth at nitro dot med.uc.edu
X-Bugzilla-Status: WAITING
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Changed-Fields:
Message-ID: <bug-48094-4-6nPRC7PqtM@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-48094-4@http.gcc.gnu.org/bugzilla/>
References: <bug-48094-4@http.gcc.gnu.org/bugzilla/>
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
Content-Type: text/plain; charset="UTF-8"
MIME-Version: 1.0
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
X-SW-Source: 2011-12/txt/msg00243.txt.bz2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48094

--- Comment #7 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-12-03 15:49:49 UTC ---
(In reply to comment #6)
> could you please check the status of this with XCode 4. / Darwin11.
> 
> AFAICT, this (duplicate __image_info sections) appears to be resolved.. 
> 
> .. although the Undefined symbols for architecture 
> .objc_class_name_myRootObject might well still be present.

Current gcc trunk now just shows warnings of the form...

ld: warning: section __OBJC/__image_info has unexpectedly large size 16 in
/var/tmp//ccsj97TC.lto.o

in objc.log for Xcode 4.2.1 on Lion. The undefined
.objc_class_name_myRootObject symbols
are still present.