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Date: Thu, 19 May 2016 16:30:23 +1000
From: Andrew Donnellan <>
To: Michael Ellerman <>, Emese Revfy <>,
        linuxppc-dev <>,
        Daniel Axtens <>
Subject: Re: [PATCH v8 2/4] GCC plugin infrastructure

On 19/05/16 16:22, Michael Ellerman wrote:
>> Did you test the plugins with all gcc versions (4.5-6)?
> What's the concern about gcc versions? Just not breaking the build on old
> compilers?
> I'm pretty sure powerpc big endian still builds with gcc 4.4.

gcc's plugin support only landed in 4.5, so we don't care about <=4.4.

> However if Andrew's only tested on little endian, then that select should be
> guarded with an "if CPU_LITTLE_ENDIAN". And to build LE you need gcc >= 4.9.

I'm going to give BE a test too just to be sure.

Andrew Donnellan              OzLabs, ADL Canberra  IBM Australia Limited

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