From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 17461 invoked by alias); 15 Mar 2003 04:26:15 -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 17441 invoked by uid 48); 15 Mar 2003 04:26:15 -0000 Date: Sat, 15 Mar 2003 04:26:00 -0000 Message-ID: <20030315042615.17440.qmail@sources.redhat.com> To: Kai.Tietz@onevision.de, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org From: bangerth@dealii.org Reply-To: bangerth@dealii.org, Kai.Tietz@onevision.de, gcc-bugs@gcc.gnu.org, gcc-prs@gcc.gnu.org, nobody@gcc.gnu.org, gcc-gnats@gcc.gnu.org Subject: Re: optimization/5263: a & b & ~a & ~b not optimized X-SW-Source: 2003-03/txt/msg00946.txt.bz2 List-Id: Old Synopsis: Poor optimization for expression with more than three operands New Synopsis: a & b & ~a & ~b not optimized State-Changed-From-To: open->analyzed State-Changed-By: bangerth State-Changed-When: Sat Mar 15 04:26:14 2003 State-Changed-Why: Confirmed. Behavior persists on mainline. While a & b & ~a & ~b is not optimized, the reordered expression a & ~a & b & ~b is. W. http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=5263