linux-kernel - Re: [PATCH] m68k: Enable dead code elimination

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Message-ID: <42674c5a-42fe-4846-bf90-340310393fea@linux-m68k.org>
Date: Tue, 29 Apr 2025 12:18:04 +1000
From: Greg Ungerer <gerg@...ux-m68k.org>
To: Daniel Palmer <daniel@...f.com>
Cc: geert@...ux-m68k.org, linux-m68k@...ts.linux-m68k.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH] m68k: Enable dead code elimination

Hi Daniel,

On 29/4/25 10:04, Daniel Palmer wrote:
> Hi Greg,
> 
> On Mon, 28 Apr 2025 at 08:37, Greg Ungerer <gerg@...ux-m68k.org> wrote:
>> I notice that some other architectures (arm and powerpc) have version
>> checks on gcc or ld in the config. Do you know if there is any version
>> limitations for m68k here?
> 
> I'm not sure about that. I'll try to work out why they have the checks
> and see if that affects m68k too.
> I'm using GCC13 so probably new enough that most things work.

FWIW, the oldest toolchain I had lying around was based on gcc 8.3.0
and binutils 2.32. This patch worked fine on that.

Regards
Greg