From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15141 invoked by alias); 29 Jan 2003 00:06:00 -0000 Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-prs-owner@gcc.gnu.org Received: (qmail 15111 invoked by uid 71); 29 Jan 2003 00:06:00 -0000 Date: Wed, 29 Jan 2003 00:06:00 -0000 Message-ID: <20030129000600.15110.qmail@sources.redhat.com> To: ebotcazou@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: "Christian Ehrhardt" Subject: Re: optimization/9279: [3.2 regression] [Sparc] combine bug Reply-To: "Christian Ehrhardt" X-SW-Source: 2003-01/txt/msg01647.txt.bz2 List-Id: The following reply was made to PR optimization/9279; it has been noted by GNATS. From: "Christian Ehrhardt" To: Gabriel Dos_Reis Cc: Matthias Klose , Eric Botcazou , ebotcazou@gcc.gnu.org, frank@g-n-u.de, gcc-bugs@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: optimization/9279: [3.2 regression] [Sparc] combine bug Date: Wed, 29 Jan 2003 00:59:56 +0100 On Tue, Jan 28, 2003 at 11:07:11PM +0100, Gabriel Dos_Reis wrote: > As I explained to Eric, I would have been pleased to apply that > patch. However it turned out that it introduces (1) a performance > regression; I think we all agree that a (slight) performance regression is an improvement compared to silent bad code generation. > (2) possibly a wrong code generation -- David gave some > references. I must have missed this discussion, Could you give me a pointer? regards Christian -- THAT'S ALL FOLKS!