From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 24662 invoked by alias); 2 Mar 2009 12:38:27 -0000 Received: (qmail 24498 invoked by uid 48); 2 Mar 2009 12:38:15 -0000 Date: Mon, 02 Mar 2009 12:38:00 -0000 Message-ID: <20090302123815.24497.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug tree-optimization/39343] [4.4 Regression] Wrong result for __builtin_object_size (x, 1) 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: 2009-03/txt/msg00083.txt.bz2 ------- Comment #1 from jakub at gcc dot gnu dot org 2009-03-02 12:38 ------- This causes valid programs to abort with -D_FORTIFY_SOURCE=2, when strcpy etc. is used to initialize that field. For memcpy etc. it makes no difference, those use __builtin_object_size (x, 0) always. -- jakub at gcc dot gnu dot org changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P3 |P1 Target Milestone|--- |4.4.0 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39343