From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23373 invoked by alias); 22 Jan 2007 00:29:53 -0000 Received: (qmail 23209 invoked by uid 48); 22 Jan 2007 00:29:40 -0000 Date: Mon, 22 Jan 2007 00:29:00 -0000 Message-ID: <20070122002940.23208.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/30521] "if (i == n) ++i;" or "i += i == n;"? In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "pinskia 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: 2007-01/txt/msg01759.txt.bz2 ------- Comment #2 from pinskia at gcc dot gnu dot org 2007-01-22 00:29 ------- CSE is pushing i+=1; down into the conditional which causes ifcvt not to catch the if(i) i+=1;. -- pinskia at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Severity|normal |enhancement Status|UNCONFIRMED |NEW Ever Confirmed|0 |1 GCC target triplet| |i?86-linux Keywords| |missed-optimization Last reconfirmed|0000-00-00 00:00:00 |2007-01-22 00:29:40 date| | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30521