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Re: Kernel compiler

To: Pete Popov <ppopov@pacbell.net>
Subject: Re: Kernel compiler
From: Ralf Baechle <ralf@oss.sgi.com>
Date: Sat, 4 Nov 2000 04:20:02 +0100
Cc: Keith Owens <kaos@melbourne.sgi.com>, linux-mips@oss.sgi.com, linux-mips@fnet.fr
In-reply-to: <20001104.3105000@zeus.mvista.com>; from ppopov@pacbell.net on Sat, Nov 04, 2000 at 03:10:50AM +0000
References: <20001103221926.A26082@bacchus.dhis.org> <5029.973305862@ocs3.ocs-net> <20001104035326.A29005@bacchus.dhis.org> <20001104.3105000@zeus.mvista.com>
Sender: owner-linux-mips@oss.sgi.com
On Sat, Nov 04, 2000 at 03:10:50AM +0000, Pete Popov wrote:

> > Sigh, yes you're right as other have already pointed out on IRC ...
> 
> > Gcc 2.7 is no longer being used for Linux/MIPS since a long time and I'd
> > simply bitbucket any bugreport related to it.  Most people are using egcs
> > 1.0.3a for everything which is older than the required minimum version 
> 1.1.2,
> > so we're in some trouble.
> 
> > I've got reports regarding the 1.1.2 crosscompiler which say that it
> > misscompiles MIPS kernels, sigh ...
> 
> What are the symptoms of a "miscompiled" kernel and how does one detect 
> that (assuming that the kernel actually compiles successfully, but has 
> problems running).

When trying to work on a serial terminal hooked up to an Indy it'll oops.

Question is if the compiler is buggy or if it's particular code generation
is just triggering a bug in the kernel code.

  Ralf

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