From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 31479 invoked by alias); 5 Jan 2007 19:06:35 -0000 Received: (qmail 31433 invoked by uid 48); 5 Jan 2007 19:06:22 -0000 Date: Fri, 05 Jan 2007 19:06:00 -0000 Message-ID: <20070105190622.31432.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug middle-end/30364] [4.1/4.2/4.3 Regression] Wrong variable ranges due to constant folding In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "jakub at gcc dot gnu dot org" 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: 2007-01/txt/msg00317.txt.bz2 ------- Comment #5 from jakub at gcc dot gnu dot org 2007-01-05 19:06 ------- Do the parenthesis matter in C? They do matter in say Fortran, but in C I think (a - 20) + (b - 20) can be evaluated as (a + b) + (-20 + -20) or a - 20 - 20 + b etc. -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30364