From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-prs-return-19549-listarch-gcc-prs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 8606 invoked by alias); 13 Jun 2002 08:16:05 -0000
Mailing-List: contact gcc-prs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Archive: <http://gcc.gnu.org/ml/gcc-prs/>
List-Post: <mailto:gcc-prs@gcc.gnu.org>
List-Help: <mailto:gcc-prs-help@gcc.gnu.org>
Sender: gcc-prs-owner@gcc.gnu.org
Received: (qmail 8543 invoked by uid 71); 13 Jun 2002 08:16:01 -0000
Resent-Date: 13 Jun 2002 08:16:01 -0000
Resent-Message-ID: <20020613081601.8540.qmail@sources.redhat.com>
Resent-From: gcc-gnats@gcc.gnu.org (GNATS Filer)
Resent-To: nobody@gcc.gnu.org
Resent-Cc: gcc-prs@gcc.gnu.org, gcc-bugs@gcc.gnu.org
Resent-Reply-To: gcc-gnats@gcc.gnu.org, martin.kahlert@infineon.com
Received: (qmail 31901 invoked from network); 13 Jun 2002 08:06:45 -0000
Received: from unknown (HELO thoth.sbs.de) (192.35.17.2)
  by sources.redhat.com with SMTP; 13 Jun 2002 08:06:45 -0000
Received: from mail3.siemens.de (mail3.siemens.de [139.25.208.14])
	by thoth.sbs.de (8.11.6/8.11.6) with ESMTP id g5D86iq24272
	for <gcc-gnats@gcc.gnu.org>; Thu, 13 Jun 2002 10:06:44 +0200 (MEST)
Received: from mail-l.muc.infineon.com (mail-l.muc.infineon.com [172.29.174.210])
	by mail3.siemens.de (8.11.6/8.11.6) with ESMTP id g5D86h015960
	for <gcc-gnats@gcc.gnu.org>; Thu, 13 Jun 2002 10:06:43 +0200 (MEST)
Received: from keksy.muc.infineon.com (keksy [172.29.174.218])
		by mail-l.muc.infineon.com with ESMTP id g5D86hGk007443
		for <gcc-gnats@gcc.gnu.org>; Thu, 13 Jun 2002 10:06:43 +0200 (MET DST)
Received: (from kahlert@localhost)
	by keksy.muc.infineon.com (8.11.3/8.11.3/SuSE Linux 8.11.1-0.5) id g5D86gL26548;
	Thu, 13 Jun 2002 10:06:42 +0200
Message-Id: <200206130806.g5D86gL26548@keksy.muc.infineon.com>
Date: Thu, 13 Jun 2002 01:16:00 -0000
From: Martin Kahlert <martin.kahlert@infineon.com>
Reply-To: martin.kahlert@infineon.com
To: gcc-gnats@gcc.gnu.org
X-Send-Pr-Version: 3.113
Subject: c/7010: Bug in 3.1 with inline memcpy
X-SW-Source: 2002-06/txt/msg00290.txt.bz2
List-Id: <gcc-prs.sourceware.org>


>Number:         7010
>Category:       c
>Synopsis:       Bug in 3.1 with inline memcpy
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          wrong-code
>Submitter-Id:   net
>Arrival-Date:   Thu Jun 13 01:16:00 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     Martin Kahlert
>Release:        3.1.1 20020610 (prerelease)
>Organization:
Infineon AG
>Environment:
System: Linux keksy 2.4.18 #9 SMP Thu Mar 14 17:35:28 MET 2002 i686 unknown
Architecture: i686

	
host: i686-pc-linux-gnu
build: i686-pc-linux-gnu
target: i686-pc-linux-gnu
configured with: ../gcc-20020610/configure --prefix=/sw/snapshots --enable-languages=f77,c++,java --disable-threads --enable-shared=libstdc++
>Description:
-minline-all-stringops has a problem with memcpy (SegFault).
>How-To-Repeat:
# cat bug.c
#include <string.h>

int main()
{
 char dst[16];
 char src[16];
 int tocopy = 5;

 memcpy (dst+5, src, tocopy);

 return 0;
}

$ gcc -O -minline-all-stringops -o bug bug.c
$ ./bug
>Fix:
Omit -minline-all-stringops from command line.
>Release-Note:
>Audit-Trail:
>Unformatted: