Mailing-List: contact cygwin-developers-help AT sourceware DOT cygnus DOT com; run by ezmlm
List-Subscribe: <mailto:cygwin-developers-subscribe AT sources DOT redhat DOT com>
List-Archive: <http://sources.redhat.com/ml/cygwin-developers/>
List-Post: <mailto:cygwin-developers AT sources DOT redhat DOT com>
List-Help: <mailto:cygwin-developers-help AT sources DOT redhat DOT com>, <http://sources.redhat.com/ml/#faqs>
Sender: cygwin-developers-owner AT sources DOT redhat DOT com
Delivered-To: mailing list cygwin-developers AT sources DOT redhat DOT com
Date: Thu, 1 Feb 2001 08:51:49 -0500
From: Christopher Faylor <cgf AT redhat DOT com>
To: cygwin-developers AT cygwin DOT com
Subject: Re: -fomit-frame-pointer
Message-ID: <20010201085149.C4545@redhat.com>
Reply-To: cygwin-developers AT cygwin DOT com
Mail-Followup-To: cygwin-developers AT cygwin DOT com
References: <20010131220850 DOT A7107 AT redhat DOT com> <Pine DOT HPP DOT 3 DOT 96 DOT 1010201001850 DOT 9500E-100000 AT hp2 DOT xraylith DOT wisc DOT edu>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
User-Agent: Mutt/1.3.11i
In-Reply-To: <Pine.HPP.3.96.1010201001850.9500E-100000@hp2.xraylith.wisc.edu>; from khan@NanoTech.Wisc.EDU on Thu, Feb 01, 2001 at 12:19:52AM -0600

On Thu, Feb 01, 2001 at 12:19:52AM -0600, Mumit Khan wrote:
>On Wed, 31 Jan 2001, Christopher Faylor wrote:
>
>> Anybody ever tried building cygwin with -fomit-frame-pointer optimization?
>> It sort of works if you choose the files that you compile with this option
>> carefully.
>
>Last time I tried was a while back, and I ended up with a non-working DLL.
>However, it was a long time ago, and it's probably time to try it again.
>My next build, right after I get the patches in for gcc-2.97 build  ...

You can't compile every file like this or you'll screw up signal handling
badly, but it seems to work on selected files.  I wonder if it is worth
using this option on some files or if the maintenance won't be worth it.

cgf