linux-kernel - Re: gcc-4.2.0 breakage on powerpc?

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Message-Id: <023132a5c5a4f07ec2d46b0515a55d4b@kernel.crashing.org>
Date:	Sat, 19 May 2007 14:51:44 +0200
From:	Segher Boessenkool <segher@...nel.crashing.org>
To:	Mikael Pettersson <mikpe@...uu.se>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: gcc-4.2.0 breakage on powerpc?

>>> and we'll end up
>>> having major kernel releases which don't build on i386 with major gcc
>>> releases, which isn't altogether desirable.
>>
>> Yeah, like 4.2.0 with powerpc.  Seems like no one tested it :-(
>
> Details please. What exactly are the gcc-4.2.0 problems on powerpc?

http://gcc.gnu.org/PR31490 .  Most stuff using named
sections won't build; that includes CONFIG_MODULES.
There is no viable workaround.  The problem is being
handled.  I'll post a patch for the kernel refusing
to build with this combination soon.

Segher

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