From: Jan Engelhardt <jengelh@inai.de>
To: David Howells <dhowells@redhat.com>
Cc: linux-api@vger.kernel.org, linux-kbuild@vger.kernel.org,
Coly Li <colyli@suse.de>,
Kent Overstreet <kent.overstreet@gmail.com>,
linux-bcache@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 04/11] UAPI: bcache: Fix use of embedded flexible array
Date: Tue, 9 Oct 2018 18:54:42 +0200 (CEST) [thread overview]
Message-ID: <nycvar.YFH.7.76.1810091847450.9618@n3.vanv.qr> (raw)
In-Reply-To: <17992.1539099666@warthog.procyon.org.uk>
On Tuesday 2018-10-09 17:41, David Howells wrote:
>Jan Engelhardt <jengelh@inai.de> wrote:
>
>> """it [the array size expression] shall be a converted constant expression of
>> type std::size_t and its value shall be greater than zero."""
>> —http://eel.is/c++draft/dcl.array
>
>Interesting. You're not actually quoting the full sentence:
>
> If the constant-expression is present, it shall be a converted
> constant expression of type std::size_t and its value shall be
> greater than zero.
>
>This suggests that:
>
> __u64 ptr[]
>
>is actually valid
I think that kind of validity only goes for this kind of standalone
decl:
extern int myints[];
but not for []-inside-struct.
next prev parent reply other threads:[~2018-10-09 16:54 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-05 15:54 [RFC] UAPI: Check headers by compiling all together as C++ David Howells
2018-09-05 15:54 ` [PATCH 01/11] UAPI: drm: Fix use of C++ keywords as structural members David Howells
2018-09-05 15:54 ` [PATCH 02/11] UAPI: keys: " David Howells
2018-09-05 15:54 ` [PATCH 03/11] UAPI: virtio_net: " David Howells
2018-09-05 16:54 ` Greg KH
2018-09-05 17:15 ` David Howells
2018-09-05 17:35 ` Michael S. Tsirkin
2018-09-06 7:09 ` David Howells
2018-09-06 14:36 ` Michael S. Tsirkin
2018-09-05 15:55 ` [PATCH 04/11] UAPI: bcache: Fix use of embedded flexible array David Howells
2018-10-02 14:52 ` Jan Engelhardt
2018-10-09 15:41 ` David Howells
2018-10-09 16:54 ` Jan Engelhardt [this message]
2018-09-05 15:55 ` [PATCH 05/11] UAPI: coda: Don't use internal kernel structs in UAPI David Howells
2018-09-05 16:54 ` Jan Harkes
2018-09-05 17:12 ` Yann Droneaud
2018-09-05 17:28 ` Jan Harkes
2018-09-05 17:24 ` David Howells
2018-09-06 7:13 ` David Howells
2018-09-06 11:52 ` Yann Droneaud
2018-09-06 12:16 ` Jan Harkes
2018-09-06 14:53 ` David Howells
2018-09-05 15:55 ` [PATCH 06/11] UAPI: netfilter: Fix symbol collision issues David Howells
2018-09-05 15:55 ` [PATCH 07/11] UAPI: nilfs2: Fix use of undefined byteswapping functions David Howells
2018-09-05 22:20 ` Al Viro
2018-09-05 15:55 ` [PATCH 08/11] UAPI: sound: Fix use of u32 and co. in UAPI headers David Howells
2018-09-06 5:59 ` Takashi Sakamoto
2018-09-06 8:17 ` David Howells
2018-09-05 15:55 ` [PATCH 09/11] UAPI: ndctl: Fix g++-unsupported initialisation in headers David Howells
2018-09-05 15:55 ` [PATCH 10/11] UAPI: ndctl: Remove use of PAGE_SIZE David Howells
2018-09-05 15:55 ` [PATCH 11/11] UAPI: Check headers build for C++ David Howells
2018-09-05 16:55 ` [RFC] UAPI: Check headers by compiling all together as C++ Greg KH
2018-09-05 17:33 ` Yann Droneaud
2018-09-05 17:42 ` Michael S. Tsirkin
2018-09-06 7:12 ` Yann Droneaud
2018-09-05 19:22 ` Jan Engelhardt
2018-09-05 17:50 ` David Howells
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