From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 21931 invoked by alias); 8 May 2003 23:46:02 -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 21887 invoked by uid 71); 8 May 2003 23:46:01 -0000 Date: Thu, 08 May 2003 23:46:00 -0000 Message-ID: <20030508234601.21886.qmail@sources.redhat.com> To: nobody@gcc.gnu.org Cc: gcc-prs@gcc.gnu.org, From: Jim Wilson Subject: Re: optimization/10684: register variable update disappears when using -O Reply-To: Jim Wilson X-SW-Source: 2003-05/txt/msg00678.txt.bz2 List-Id: The following reply was made to PR optimization/10684; it has been noted by GNATS. From: Jim Wilson To: gcc-gnats@gcc.gnu.org Cc: Joerg-Cyril.Hoehle@T-Systems.com, gcc-bugs@gcc.gnu.org, bruno@clisp.org, sds@gnu.org Subject: Re: optimization/10684: register variable update disappears when using -O Date: Thu, 08 May 2003 16:39:10 -0400 http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=10684 This is related to PR c/7871 which I have already done a lot of analysis work on. There appear to be multiple bugs in the handling of global register variables, and they have been there since the gcc-3.0 release. Jim