From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13717 invoked by alias); 14 Dec 2004 15:22:21 -0000 Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org Received: (qmail 12646 invoked from network); 14 Dec 2004 15:22:05 -0000 Received: from unknown (HELO alwazn.tat.physik.uni-tuebingen.de) (134.2.170.157) by sourceware.org with SMTP; 14 Dec 2004 15:22:05 -0000 Received: by alwazn.tat.physik.uni-tuebingen.de (Postfix, from userid 30023) id 4933A3FA1; Tue, 14 Dec 2004 16:22:05 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by alwazn.tat.physik.uni-tuebingen.de (Postfix) with ESMTP id 42A3E76988; Tue, 14 Dec 2004 16:22:05 +0100 (CET) Date: Tue, 14 Dec 2004 15:22:00 -0000 From: Richard Guenther To: Steven Bosscher Cc: gcc@gcc.gnu.org Subject: [scev] Re: Strange IV choices? In-Reply-To: <3465883.1103037220381.SLOX.WebMail.wwwrun@extimap.suse.de> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-SW-Source: 2004-12/txt/msg00509.txt.bz2 On Tue, 14 Dec 2004, Steven Bosscher wrote: > On Dec 14, 2004 04:02 PM, Richard Guenther wrote: > > No, but does this help the scev analyzer with currently > > unknown evolution? It seems to depend on the level of "indirection" in the C++ class hierarchy, if I short-cut one level, it works again. Are there any complexity limits in the scev analyzer? How would they depend on the amount of "local" variables? I'm slightly confused. Maybe someone can have a look at the ivopts dump. > No. I misread your mail as just another "IVOPTS sucks" mail, > sorry about that. No problem. Richard. -- Richard Guenther WWW: http://www.tat.physik.uni-tuebingen.de/~rguenth/