From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 25903 invoked by alias); 23 Dec 2002 13:14:35 -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 25870 invoked by uid 61); 23 Dec 2002 13:14:33 -0000 Date: Mon, 23 Dec 2002 05:14:00 -0000 Message-ID: <20021223131433.25864.qmail@sources.redhat.com> To: gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, mia@de.uu.net, nobody@gcc.gnu.org From: ebotcazou@gcc.gnu.org Reply-To: ebotcazou@gcc.gnu.org, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, mia@de.uu.net, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: optimization/9041: gcc 3.2.1: inconsistent behaviour with/without -O2 X-SW-Source: 2002-12/txt/msg01232.txt.bz2 List-Id: Synopsis: gcc 3.2.1: inconsistent behaviour with/without -O2 State-Changed-From-To: open->closed State-Changed-By: ebotcazou State-Changed-When: Mon Dec 23 05:14:33 2002 State-Changed-Why: Not a bug. Your code breaks the ISO C aliasing rules. Compile it with -O2 -fno-strict-aliasing instead. http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=9041