From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 2756 invoked by alias); 11 Aug 2005 12:23:20 -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 2508 invoked by uid 48); 11 Aug 2005 12:22:58 -0000 Date: Thu, 11 Aug 2005 12:23:00 -0000 Message-ID: <20050811122258.2507.qmail@sourceware.org> From: "pinskia at gcc dot gnu dot org" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20050811080838.23324.lindig@cs.uni-sb.de> References: <20050811080838.23324.lindig@cs.uni-sb.de> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug rtl-optimization/23324] [4.1 Regression] unsigned bitfield in struct not passed correctly as argument X-Bugzilla-Reason: CC X-SW-Source: 2005-08/txt/msg01193.txt.bz2 List-Id: ------- Additional Comments From pinskia at gcc dot gnu dot org 2005-08-11 12:22 ------- Confirmed, This looks like an aliasing issue on the rtl level as -O2 -fno-strict-aliasing works. This also worked on the 4.0 branch. -- What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Ever Confirmed| |1 GCC build triplet|powerpc-apple-darwin7.9.0 | GCC host triplet|powerpc-apple-darwin7.9.0 | GCC target triplet|powerpc-apple-darwin7.9.0 |powerpc-*-darwin* Keywords| |alias Last reconfirmed|0000-00-00 00:00:00 |2005-08-11 12:22:54 date| | Summary|unsigned bitfield in struct |[4.1 Regression] unsigned |not passed correctly as |bitfield in struct not |argument |passed correctly as argument Target Milestone|--- |4.1.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=23324