linux-hardening - Re: Patch "gcc: disable -Warray-bounds for gcc-11 too" has been added to the 6.1-stable tree

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Message-ID: <202301131634.37E3F802@keescook>
Date:   Fri, 13 Jan 2023 16:36:25 -0800
From:   Kees Cook <keescook@...omium.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     gregkh@...uxfoundation.org, kees@...nel.org, linux@...ck-us.net,
        vbabka@...e.cz, stable-commits@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: Patch "gcc: disable -Warray-bounds for gcc-11 too" has been
 added to the 6.1-stable tree

On Thu, Jan 12, 2023 at 04:10:08PM -0800, Kees Cook wrote:
> The powerpc issue hasn't been reported yet. It's my intention to do so
> once I can get it minimized.

I've reproduced the powerpc issue on GCC 11.2+. I don't see it on GCC
12.2+ (with -Warray-bounds forced on). So I've got that going for me,
which is nice.

Anyway, I have high hopes for GCC 13. :)

-Kees

-- 
Kees Cook