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Message-ID: <38fdb883-307f-f86a-2e04-80be7480c5ff@roeck-us.net>
Date: Mon, 9 Jan 2023 15:32:59 -0800
From: Guenter Roeck <linux@...ck-us.net>
To: Linus Torvalds <torvalds@...ux-foundation.org>,
Vlastimil Babka <vbabka@...e.cz>
Cc: Marco Elver <elver@...gle.com>,
"Paul E. McKenney" <paulmck@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Kees Cook <kees@...nel.org>, Jaegeuk Kim <jaegeuk@...nel.org>,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Linux 6.2-rc3
On 1/9/23 15:14, Linus Torvalds wrote:
> On Mon, Jan 9, 2023 at 4:43 PM Vlastimil Babka <vbabka@...e.cz> wrote:
>>
>> On 1/9/23 23:18, Linus Torvalds wrote:
>>>
>>> Does anybody remember - what was the compiler version again and what
>>> do we need to disable?
>>
>> Guenter reported that "The problem is seen with gcc 11.3.0, but not with gcc
>> 12.2.0 nor with gcc 10.3.0."
>>
>> https://lore.kernel.org/all/20221227002941.GA2691687@roeck-us.net/
>>
>> Kees said it's -Warray-bounds, already disabled on gcc 12 for other reasons:
>>
>> https://lore.kernel.org/all/D8BDBF66-E44C-45D4-9758-BAAA4F0C1998@kernel.org/
>
> Thanks.
>
> I added a GCC11_NO_ARRAY_BOUNDS symbol to match the existing
> GCC12_NO_ARRAY_BOUNDS one, and to half-way document this thing.
>
> I obviously don't see this warning myself, so my commit is "blind",
> but looks completely obvious.
>
> Famous last words.
>
Tested working.
Guenter
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