Sender: nate AT cartsys DOT com
Message-ID: <373B1448.CCC33137@cartsys.com>
Date: Thu, 13 May 1999 11:04:56 -0700
From: Nate Eldredge <nate AT cartsys DOT com>
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To: djgpp AT delorie DOT com
Subject: Re: Failed compilation of GCC 2.8.1
References: <Pine DOT SUN DOT 3 DOT 91 DOT 990511090929 DOT 7567E-100000 AT is> <373b164b DOT 4977938 AT noticias DOT iies DOT es>
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Reply-To: djgpp AT delorie DOT com

Guillermo Rodriguez Garcia wrote:
> 
> El día Tue, 11 May 1999 09:09:56 +0300 (IDT), Eli Zaretskii
> <eliz AT is DOT elta DOT co DOT il> escribió:
> 
> >You are hitting the limitation of the COFF object file format: the
> >total number of source lines in a program must be less than 65535,
> >otherwise the linker cannot write the debug info.  The usual work-
> >around is to add `CFLAGS=-O2' to the Make command lines you are
> >invoking during the build (you could also set CFLAGS in the
> >environment to get the same effect).  This value of CFLAGS prevents
> >gcc from putting debug info in the first place, and also makes the
> >code smaller and faster due to optimizations.
> 
> I read somewhere that with gcc you can debug optimized programs, so I
> think -O2 shouldn't strip debug info.

It doesn't.  But the default CFLAGS is (IIRC) "-g".  Overriding it with
something that doesn't include "-g" will leave out the debug info and
avoid this problem.  ("-O2" is a good choice because you also end up
with a faster compiler.)
-- 

Nate Eldredge
nate AT cartsys DOT com