From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 7773 invoked by alias); 6 Jul 2010 17:59:04 -0000 Received: (qmail 7720 invoked by uid 48); 6 Jul 2010 17:58:54 -0000 Date: Tue, 06 Jul 2010 17:59:00 -0000 Message-ID: <20100706175854.7719.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/44794] pre- and post-loops should not be unrolled. In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "changpeng dot fang at amd dot com" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2010-07/txt/msg00624.txt.bz2 ------- Comment #2 from changpeng dot fang at amd dot com 2010-07-06 17:58 ------- We also need to handle the post loop of unrolling. Suppose the unroll_factor is 16, then the post-loop should have up to 15 iterations. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44794