From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gdb-return-41735-listarch-gdb=sources.redhat.com@sourceware.org>
Received: (qmail 9001 invoked by alias); 14 Jan 2013 19:45:35 -0000
Received: (qmail 8981 invoked by uid 22791); 14 Jan 2013 19:45:34 -0000
X-SWARE-Spam-Status: No, hits=-5.7 required=5.0	tests=AWL,BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,KHOP_RCVD_TRUST,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE,RP_MATCHES_RCVD
X-Spam-Check-By: sourceware.org
Received: from mail-pa0-f54.google.com (HELO mail-pa0-f54.google.com) (209.85.220.54)    by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 14 Jan 2013 19:45:27 +0000
Received: by mail-pa0-f54.google.com with SMTP id bi5so2416427pad.27        for <gdb@sourceware.org>; Mon, 14 Jan 2013 11:45:27 -0800 (PST)
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;        d=google.com; s=20120113;        h=mime-version:in-reply-to:references:date:message-id:subject:from:to         :cc:content-type:x-gm-message-state;        bh=u7Wqsfom4scj2SDgQ1Aj/bdM2XRKFc8xfhYyXlJZgJo=;        b=JwCMc9cEdhFORijNGz3L1FtbbiLRdB1wdtj0ZCqIf7HAMC8FzbFcyNAuKYdcYZfJpV         7LjXjik9S4WYVirKMNASLpdmHJgTcQ80PFUMp5QDIdqfCQGLlv2XloZbow7KAQBcvnKQ         69cxbJOJSoRLBlzdQvc8ULLKfLheqSrNcZ56whoAvBRuGOIJ3YUIRIlgAjacirz0cvjO         uGZ/0Dpl+z8FWsb1gt6fnDHi7HacS7yx/JtDz3h1SvdgqwKxPJ/uj99+K1mX7uY4mSSz         9LXoI2Kt2NF77XIGqwyn1nxdiAmsDEh1rA/rXMIMaWGqhq36Fnj4XOSiIBMiMW0dArOn         X2ww==
MIME-Version: 1.0
Received: by 10.68.217.200 with SMTP id pa8mr88084172pbc.42.1358192727090; Mon, 14 Jan 2013 11:45:27 -0800 (PST)
Received: by 10.68.47.68 with HTTP; Mon, 14 Jan 2013 11:45:26 -0800 (PST)
In-Reply-To: <CAKOQZ8yxhASaNU5JMn2rGy5cMT_u_58oaLpM6UDSF6ADnXQupg@mail.gmail.com>
References: <12972.1357230104@usendtaylorx2l>	<50E5B73C.8090009@redhat.com>	<CADPb22TeDa3M9tw94=7XuAdbcVem-sciy2qEgCr_N1CcPWoEzA@mail.gmail.com>	<13440.1357915978@usendtaylorx2l>	<CADPb22Tr+75Rr2P49rg=ysim1pemJBW5-YYtVqKHQWEouaodAw@mail.gmail.com>	<CAHACq4qW8iTdNN6GuuyqkZuFtLeh59wa91PmnNExiFbJB1Cq5Q@mail.gmail.com>	<CAKOQZ8yxhASaNU5JMn2rGy5cMT_u_58oaLpM6UDSF6ADnXQupg@mail.gmail.com>
Date: Mon, 14 Jan 2013 19:45:00 -0000
Message-ID: <CAHACq4ps+yME2Ka9Hp7XdUdip9+cV_TE7N8wxeFZc0E6aQRkYw@mail.gmail.com>
Subject: Re: stabs support in binutils, gcc, and gdb
From: Cary Coutant <ccoutant@google.com>
To: Ian Lance Taylor <iant@google.com>
Cc: Doug Evans <dje@google.com>, David Taylor <dtaylor@emc.com>, nick clifton <nickc@redhat.com>, 	Binutils <binutils@sourceware.org>, gcc <gcc@gcc.gnu.org>, gdb <gdb@sourceware.org>
Content-Type: text/plain; charset=ISO-8859-1
X-Gm-Message-State: ALoCoQlQqgs8lmd53inkke/tYmxdOfFwJ6JsB2/kGDd73LUoBR6Z98HD5jyI67uvYh87aYqwFJJ/QFLTXb3zGH7x5wHVA+tGtNox8aH3AVsjZHVY9Ghqq+dHmP0IJr9ZoDRgLbl4ZS7RmfVHvYdQFPx+NcfX0kmUoUTQRZqulK83eLIu1Dt7da59eCnqYOCzwuuDrgzkxjR7
X-IsSubscribed: yes
Mailing-List: contact gdb-help@sourceware.org; run by ezmlm
Precedence: bulk
List-Id: <gdb.sourceware.org>
List-Subscribe: <mailto:gdb-subscribe@sourceware.org>
List-Archive: <http://sourceware.org/ml/gdb/>
List-Post: <mailto:gdb@sourceware.org>
List-Help: <mailto:gdb-help@sourceware.org>, <http://sourceware.org/ml/#faqs>
Sender: gdb-owner@sourceware.org
X-SW-Source: 2013-01/txt/msg00055.txt.bz2

>> Next, I compiled a 5000-line C++ source file at both -O0 and -O2.
>
> I have to assume that David is working with C code, as stabs debugging
> for C++ is nearly unusable.

I assumed that too, but I figured C++ would be worse than C as far as
DWARF vs. stabs size. I'd still be interested to figure out what's
causing that 11.5x expansion.

-cary