From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 1810 invoked by alias); 16 Jun 2004 15:36:10 -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 1790 invoked by uid 48); 16 Jun 2004 15:36:10 -0000 Date: Wed, 16 Jun 2004 15:36:00 -0000 Message-ID: <20040616153610.1789.qmail@sourceware.org> From: "rguenth at tat dot physik dot uni-tuebingen dot de" To: gcc-bugs@gcc.gnu.org In-Reply-To: <20040616144705.16022.rguenth@tat.physik.uni-tuebingen.de> References: <20040616144705.16022.rguenth@tat.physik.uni-tuebingen.de> Reply-To: gcc-bugzilla@gcc.gnu.org Subject: [Bug tree-optimization/16022] Excessive memory usage of vectorizer X-Bugzilla-Reason: CC X-SW-Source: 2004-06/txt/msg01997.txt.bz2 List-Id: ------- Additional Comments From rguenth at tat dot physik dot uni-tuebingen dot de 2004-06-16 15:36 ------- Ok, it compiled the testcase with -fno-exceptions and even seems to run successfully. But the vectorizer didn't do anything interesting. Not one loop out of 323 was vectorized, mostly due to "complicated pointer arithmetic" or "can't compute number of iterations". The interesting ones all due to the latter reason. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16022