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From: Guenter Roeck <linux@roeck-us.net>
To: Kees Cook <keescook@chromium.org>
Cc: linux-kernel@vger.kernel.org, Arnd Bergmann <arnd@arndb.de>,
	Masahiro Yamada <masahiroy@kernel.org>,
	linux-kbuild@vger.kernel.org,
	"Gustavo A . R . Silva" <gustavoars@kernel.org>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>,
	Keith Packard <keithp@keithp.com>,
	Dan Williams <dan.j.williams@intel.com>,
	Daniel Vetter <daniel.vetter@ffwll.ch>,
	clang-built-linux@googlegroups.com,
	linux-hardening@vger.kernel.org
Subject: Re: [PATCH v3 4/5] Makefile: Enable -Warray-bounds
Date: Tue, 31 Aug 2021 13:49:33 -0700	[thread overview]
Message-ID: <6565714b-6c25-b244-1aad-5111b9667b30@roeck-us.net> (raw)
In-Reply-To: <202108311317.DFFFCFC74@keescook>

On 8/31/21 1:18 PM, Kees Cook wrote:
> On Tue, Aug 31, 2021 at 12:40:53PM -0700, Guenter Roeck wrote:
>> The configuration doesn't matter; it fails for me for all configurations,
>> including defconfig, alllnoconfig, and allmodconfig.
>> Key is to use gcc 11.2. The image builds just fine with gcc 9.4 and 10.3.
> 
> Ah! Yes, heh. That would be my problem; I've got 10.3 for my builders.
> Thanks! I will give 11.2 a spin.
> 
In case you don't have gcc 11.2 available - I tested with 11.1 as well;
that also fails.

Guenter


  reply	other threads:[~2021-08-31 20:49 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-27 16:30 [PATCH v3 0/5] Enable -Warray-bounds and -Wzero-length-bounds Kees Cook
2021-08-27 16:30 ` [PATCH v3 1/5] stddef: Introduce DECLARE_FLEX_ARRAY() helper Kees Cook
2021-08-27 16:30 ` [PATCH v3 2/5] treewide: Replace open-coded flex arrays in unions Kees Cook
2021-08-28  7:51   ` Vincent MAILHOL
2021-08-27 16:30 ` [PATCH v3 3/5] treewide: Replace 0-element memcpy() destinations with flexible arrays Kees Cook
2021-08-27 16:30 ` [PATCH v3 4/5] Makefile: Enable -Warray-bounds Kees Cook
2021-08-31  4:31   ` Guenter Roeck
2021-08-31 17:46     ` Kees Cook
2021-08-31 19:40       ` Guenter Roeck
2021-08-31 20:18         ` Kees Cook
2021-08-31 20:49           ` Guenter Roeck [this message]
2021-08-27 16:30 ` [PATCH v3 5/5] Makefile: Enable -Wzero-length-bounds Kees Cook
2021-08-30 18:44 ` [PATCH v3 0/5] Enable -Warray-bounds and -Wzero-length-bounds Nathan Chancellor
2021-08-30 20:12   ` Kees Cook
2021-08-30 20:16   ` Kees Cook
2021-08-30 22:34     ` Nathan Chancellor

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