From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19007 invoked by alias); 29 Jul 2010 11:00:35 -0000 Received: (qmail 18896 invoked by alias); 29 Jul 2010 11:00:17 -0000 Date: Thu, 29 Jul 2010 11:00:00 -0000 Message-ID: <20100729110017.18895.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/45034] [4.3/4.4/4.5/4.6 Regression] "safe" conversion from unsigned to signed char gives broken code In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "rguenth 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: 2010-07/txt/msg03187.txt.bz2 ------- Comment #16 from rguenth at gcc dot gnu dot org 2010-07-29 11:00 ------- Subject: Bug 45034 Author: rguenth Date: Thu Jul 29 10:59:54 2010 New Revision: 162673 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=162673 Log: 2010-07-29 Richard Guenther PR middle-end/45034 * convert.c (convert_to_integer): Always use an unsigned type for narrowed negate and bitwise not. * gcc.c-torture/execute/pr45034.c: New testcase. Added: trunk/gcc/testsuite/gcc.c-torture/execute/pr45034.c Modified: trunk/gcc/ChangeLog trunk/gcc/convert.c trunk/gcc/testsuite/ChangeLog -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45034