From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10492 invoked by alias); 3 Sep 2011 21:20:57 -0000 Received: (qmail 10481 invoked by uid 22791); 3 Sep 2011 21:20:56 -0000 X-SWARE-Spam-Status: No, hits=-2.3 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from VLSI1.ULTRA.NYU.EDU (HELO vlsi1.ultra.nyu.edu) (128.122.140.213) by sourceware.org (qpsmtpd/0.43rc1) with SMTP; Sat, 03 Sep 2011 21:20:43 +0000 Received: by vlsi1.ultra.nyu.edu (4.1/1.34) id AA29194; Sat, 3 Sep 11 17:20:51 EDT From: kenner@vlsi1.ultra.nyu.edu (Richard Kenner) Message-Id: <11109032120.AA29194@vlsi1.ultra.nyu.edu> Date: Sat, 03 Sep 2011 21:20:00 -0000 To: richard.guenther@gmail.com Subject: Re: [PATCH] Remove bogus TYPE_IS_SIZETYPE special-casing in extract_muldiv_1 Cc: ebotcazou@adacore.com, gcc-patches@gcc.gnu.org, rguenther@suse.de In-Reply-To: References: <201109031124.37807.ebotcazou@adacore.com> <201109031708.52403.ebotcazou@adacore.com> <11109031947.AA28670@vlsi1.ultra.nyu.edu> Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2011-09/txt/msg00234.txt.bz2 > And as you are here now, can you shed some light on the weird > decision to make sizetype TYPE_UNSIGNED but sign-extended > at the same time? ;) Basically, to make division work properly given that the type is unsigned.