From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-patches-return-115463-listarch-gcc-patches=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 14131 invoked by alias); 19 Apr 2004 13:16:39 -0000
Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Archive: <http://gcc.gnu.org/ml/gcc-patches/>
List-Post: <mailto:gcc-patches@gcc.gnu.org>
List-Help: <mailto:gcc-patches-help@gcc.gnu.org>
Sender: gcc-patches-owner@gcc.gnu.org
Received: (qmail 14121 invoked from network); 19 Apr 2004 13:16:39 -0000
Received: from unknown (HELO colossus.systems.pipex.net) (62.241.160.73)
  by sources.redhat.com with SMTP; 19 Apr 2004 13:16:39 -0000
Received: from nowt.org (81-178-222-173.dsl.pipex.com [81.178.222.173])
	by colossus.systems.pipex.net (Postfix) with ESMTP id 5C0421C00185;
	Mon, 19 Apr 2004 14:16:34 +0100 (BST)
Received: from wren.home (wren.home [192.168.1.7])
	by nowt.org (Postfix) with ESMTP
	id 46E20ACD0; Mon, 19 Apr 2004 14:16:33 +0100 (BST)
From: Paul Brook <paul@codesourcery.com>
Organization: CodeSourcery
To: gcc-patches@gcc.gnu.org
Subject: Re: Patch ping
Date: Mon, 19 Apr 2004 13:16:00 -0000
User-Agent: KMail/1.6.2
Cc: Andreas Schwab <schwab@suse.de>,
	"Paolo Bonzini" <bonzini@gnu.org>
References: <c5od1e$5k4$1@sea.gmane.org> <c6074e$sci$1@sea.gmane.org> <je65bwi0qq.fsf@sykes.suse.de>
In-Reply-To: <je65bwi0qq.fsf@sykes.suse.de>
MIME-Version: 1.0
Content-Disposition: inline
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Message-Id: <200404191416.33465.paul@codesourcery.com>
X-SW-Source: 2004-04/txt/msg01159.txt.bz2

On Monday 19 April 2004 13:57, Andreas Schwab wrote:
> "Paolo Bonzini" <bonzini@gnu.org> writes:
> >> Paolo,
> >>
> >> on which platform did you bootstrap this?
> >
> > i686-pc-linux-gnu, all languages except Ada/treelang.
> >
> >> It causes build errors on
> >> both Linux/x86-64 and Linux/ia64 as reported by Andreas Schwab and
> >> myself on the main GCC list yesterday.
> >>
> >> Please fix the regressions that your patch has caused.
> >
> > As I wrote on gcc, I don't think I can be blamed on this.  The bugs are
> > not in the code I touched, but only in the code I enabled.  All I can do
> > is disabling -frename-registers on the affected archs, as per the
> > attached patch disable-ada-rename-regs.patch.
>
> This has nothing to do with Ada, the same error happens with libstdc++ as
> well, see <http://gcc.gnu.org/ml/gcc/2004-04/msg00830.html>. It seems like
> -frename-registers is generally broken, or triggers generally broken code.

It also breaks libstdc++ on arm/thumb.

Paul