From: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Al Viro <viro@zeniv.linux.org.uk>,
Florian Weimer <fweimer@redhat.com>,
Kees Cook <keescook@chromium.org>,
Andrew Morton <akpm@linux-foundation.org>,
Josh Poimboeuf <jpoimboe@redhat.com>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Randy Dunlap <rdunlap@infradead.org>,
Ingo Molnar <mingo@kernel.org>,
David Laight <David.Laight@aculab.com>,
Ian Abbott <abbotti@mev.co.uk>,
linux-input <linux-input@vger.kernel.org>,
linux-btrfs <linux-btrfs@vger.kernel.org>,
Network Development <netdev@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Kernel Hardening <kernel-hardening@lists.openwall.com>
Subject: Re: [PATCH v5 0/2] Remove false-positive VLAs when using max()
Date: Sat, 17 Mar 2018 01:48:06 +0100 [thread overview]
Message-ID: <CANiq72k0ufFfEqaYFW0EeFcg_N_F6_1z2=88z1M-nce=oTkghQ@mail.gmail.com> (raw)
In-Reply-To: <CA+55aFxLpdfyfTqhkHQoedQuqTcLRw3bYOgyz1s0eRW6cBmFTA@mail.gmail.com>
On Fri, Mar 16, 2018 at 9:14 PM, Linus Torvalds
<torvalds@linux-foundation.org> wrote:
> On Fri, Mar 16, 2018 at 1:03 PM, Miguel Ojeda
> <miguel.ojeda.sandonis@gmail.com> wrote:
>>>
>>> Kees - is there some online "gcc-4.4 checker" somewhere? This does
>>> seem to work with my gcc. I actually tested some of those files you
>>> pointed at now.
>>
>> I use this one:
>>
>> https://godbolt.org/
>
> Well, my *test* code works on that one and -Wvla -Werror.
>
> It does not work with gcc-4.1.x, but works with gcc-4.4.x.
>
> I can't seem to see the errors any way, I wonder if
> __builtin_choose_expr() simply didn't exist back then.
>
> Odd that you can't view warnings/errors with it.
Just click on the button left/bottom of the compilation window.
Cheers,
Miguel
next prev parent reply other threads:[~2018-03-17 0:48 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-16 4:25 [PATCH v5 0/2] Remove false-positive VLAs when using max() Kees Cook
2018-03-16 4:25 ` [PATCH v5 1/2] kernel.h: Introduce const_max_t() for VLA removal Kees Cook
2018-03-16 4:25 ` [PATCH v5 2/2] Remove false-positive VLAs when using max() Kees Cook
2018-03-19 10:45 ` Andrey Ryabinin
2018-03-16 11:47 ` [PATCH v5 0/2] " Florian Weimer
2018-03-16 17:29 ` Linus Torvalds
2018-03-16 17:32 ` Florian Weimer
2018-03-16 17:44 ` David Laight
2018-03-16 20:25 ` Linus Torvalds
2018-03-16 17:55 ` Al Viro
2018-03-16 18:14 ` Al Viro
2018-03-16 19:27 ` Linus Torvalds
2018-03-16 20:03 ` Miguel Ojeda
2018-03-16 20:14 ` Linus Torvalds
2018-03-16 20:19 ` Linus Torvalds
2018-03-17 0:48 ` Miguel Ojeda [this message]
2018-03-17 1:49 ` Miguel Ojeda
2018-03-16 20:12 ` Al Viro
2018-03-16 20:15 ` Linus Torvalds
2018-03-16 20:18 ` Al Viro
2018-03-17 7:27 ` Kees Cook
2018-03-17 18:52 ` Linus Torvalds
2018-03-17 20:07 ` Kees Cook
2018-03-17 22:55 ` Josh Poimboeuf
2018-03-20 23:23 ` Linus Torvalds
2018-03-20 23:26 ` Linus Torvalds
2018-03-21 0:05 ` Al Viro
2018-03-22 15:01 ` Kees Cook
2018-03-22 15:13 ` David Laight
2018-03-22 17:04 ` Linus Torvalds
2018-03-18 21:13 ` Rasmus Villemoes
2018-03-18 21:33 ` Linus Torvalds
2018-03-18 22:59 ` Rasmus Villemoes
2018-03-18 23:36 ` Linus Torvalds
2018-03-19 9:43 ` David Laight
2018-03-19 23:29 ` Linus Torvalds
2018-03-20 3:10 ` Arnd Bergmann
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