From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19353 invoked by alias); 10 Feb 2010 11:01:13 -0000 Received: (qmail 16938 invoked by uid 48); 10 Feb 2010 11:01:00 -0000 Date: Wed, 10 Feb 2010 11:01:00 -0000 Message-ID: <20100210110100.16937.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug rtl-optimization/42502] [4.4/4.5 Regression] Bad register allocation in a very simple code In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "steven at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2010-02/txt/msg00916.txt.bz2 ------- Comment #4 from steven at gcc dot gnu dot org 2010-02-10 11:01 ------- This is a regression, so let's mark it as such. Shin-wei, is it possible for you check what GCC 4.3 does. Bonus if you can check a 4.4 snapshot from just before and just after IRA was merged. -- steven at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- CC|sliao at google dot com | Known to fail| |4.4.0 4.5.0 Known to work| |4.2.1 Last reconfirmed|2010-01-12 09:36:39 |2010-02-10 11:01:00 date| | Summary|Bad register allocation in a|[4.4/4.5 Regression] Bad |very simple code |register allocation in a | |very simple code http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42502