From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31250 invoked by alias); 2 Mar 2005 08:01:44 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 30952 invoked by uid 48); 2 Mar 2005 08:01:31 -0000 Date: Wed, 02 Mar 2005 08:01:00 -0000 Message-ID: <20050302080131.30950.qmail@sourceware.org> From: "ebotcazou at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20041129173637.18723.thrall@vss.fsi.com> References: <20041129173637.18723.thrall@vss.fsi.com> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug target/18723] [C] gcc 3.4.4 zeroes inline function argument with "-O2 -march=pentium4" X-Bugzilla-Reason: CC X-SW-Source: 2005-03/txt/msg00181.txt.bz2 List-Id: ------- Additional Comments From ebotcazou at gcc dot gnu dot org 2005-03-02 08:01 ------- > If -fno-strict-aliasing fixes the problem, then you have an aliasing problem in > the source. So closing as invalid. Ugh! If compilers were that simple... -fno-strict-aliasing disables a whole class of optimizations; in particular, it will hide any stack slot sharing problem. -- What |Removed |Added ---------------------------------------------------------------------------- CC| |ebotcazou at gcc dot gnu dot | |org Status|RESOLVED |UNCONFIRMED Resolution|INVALID | http://gcc.gnu.org/bugzilla/show_bug.cgi?id=18723