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Date: Fri, 27 Jan 2017 16:52:54 +1100
From: Andrew Donnellan <>
To:, Kees Cook <>
Cc: "" <>,
        "" <>,
        Emese Revfy <>, LKML <>,
        linux-kbuild <>,
        Brad Spengler <>, Michal Marek <>
Subject: Re: [PATCH 3/3] powerpc: enable support for GCC plugins

On 09/12/16 21:59, PaX Team wrote:
>>>> the specific problem addressed here can (and IMHO should) be solved in
>>>> another way: remove the inclusion of the offending headers in gcc-common.h
>>>> as neither tm.h nor c-common.h are needed by existing plugins. for background,
>> We can't build without tm.h:
> you'll need to repeat the removal of dependent headers. based on a quick
> test here across gcc 4.5-6.2, if you remove rtl.h, tm_p.h, hard-reg-set.h
> and emit-rtl.h in addition to tm.h, the plugins should build fine.

OK, I finally have a chance to look at this series again.

basic-block.h includes tm.h, and I don't believe we can remove that. I'm 
not convinced there's a way around this.

Andrew Donnellan              OzLabs, ADL Canberra  IBM Australia Limited

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