From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 14699 invoked by alias); 24 Jul 2003 14:44:17 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 14692 invoked from network); 24 Jul 2003 14:44:16 -0000 Received: from unknown (HELO hotmail.com) (64.4.16.208) by sources.redhat.com with SMTP; 24 Jul 2003 14:44:16 -0000 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Thu, 24 Jul 2003 07:44:16 -0700 Received: from 203.200.20.226 by law11-oe73.law11.hotmail.com with DAV; Thu, 24 Jul 2003 14:44:15 +0000 X-Originating-IP: [203.200.20.226] X-Originating-Email: [mohanlaljangir@hotmail.com] From: "mohanlal jangir" To: References: <3F1FEF06.20507@drexel.edu> Subject: Re: gdb shows source line multiple times before executing !! Date: Thu, 24 Jul 2003 14:44:00 -0000 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4522.1200 Message-ID: X-OriginalArrivalTime: 24 Jul 2003 14:44:16.0010 (UTC) FILETIME=[0E48E6A0:01C351F2] X-SW-Source: 2003-07/txt/msg00297.txt.bz2 Actully yes. I will try to figure out if this is only reason, but can you explain why this happens if executable is optimized. > the executable is probably optimized (gcc/g++ -O2 ...) > > mohanlal jangir wrote: > > >While single stepping with gdb, quite frequently I see sorce lines appearing > >multiple times i.e. gdb shows some line that will be executed on command > >"next", but that is actully not. After next "next" command, I see same line > >appearing. This happens two or three times and then finally that line is > >executed.