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From: Danh Doan <congdanhqx@gmail.com>
To: Ramsay Jones <ramsay@ramsayjones.plus.com>
Cc: git@vger.kernel.org, Luc Van Oostenryck <luc.vanoostenryck@gmail.com>
Subject: Re: [PATCH 2/4] compat/regex: silence `make sparse` warning
Date: Fri, 24 Apr 2020 08:04:25 +0700	[thread overview]
Message-ID: <20200424010425.GE1949@danh.dev> (raw)
In-Reply-To: <62642f8c-e885-9fb6-f13b-a9960a2172a5@ramsayjones.plus.com>

On 2020-04-24 01:51:40+0100, Ramsay Jones <ramsay@ramsayjones.plus.com> wrote:
> 
> 
> On 23/04/2020 14:47, Đoàn Trần Công Danh wrote:
> > * alloca: somewhere later in the code, we indirectly include alloca.h
> > which will define alloca again, include it prior to define alloca in
> > order to not define it against.
> > 
> > * Copy all attributes from the header to source file, and move the
> >   attributes prior to function name. cgcc is very picky on the position
> >   of attribute.
> 
> This patch is no longer needed (iff you use a bleeding edge version of
> sparse), since this was fixed in commit 172f6a98 ("let function definition inherit prototype attributes", 2019-11-19).
> 
>   $ git describe 172f6a98
>   v0.6.1-37-g172f6a98
>   $ 
> 
> Ah, so this fix is not in any released version of sparse (v0.6.1 is the
> current release - I always build/run the tip of the 'master' branch from
> the sparse git repo).

Correct, when I saw your bleeding edge, I check my sparse version. It
says 0.6.1

> I starred at this warning for years (on cygwin, I don't build with NO_REGEX
> on Linux), but I didn't send a patch for it because it was a sparse fault.

It's sparse' fault, of course, I talked about its pickiness in the
commit message after all.

But, we still need the alloca part of this patch.

-- 
Danh

  reply	other threads:[~2020-04-24  1:04 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-23 13:47 [PATCH 0/4] fix make sparse warning Đoàn Trần Công Danh
2020-04-23 13:47 ` [PATCH 1/4] C: s/0/NULL/ for pointer type Đoàn Trần Công Danh
2020-04-24  0:39   ` Ramsay Jones
2020-04-24  0:54     ` Junio C Hamano
2020-04-24  1:09       ` Danh Doan
2020-04-24  1:54         ` Junio C Hamano
2020-05-14 21:37       ` Luc Van Oostenryck
2020-04-23 13:47 ` [PATCH 2/4] compat/regex: silence `make sparse` warning Đoàn Trần Công Danh
2020-04-24  0:51   ` Ramsay Jones
2020-04-24  1:04     ` Danh Doan [this message]
2020-04-23 13:47 ` [PATCH 3/4] graph.c: limit linkage of internal variable Đoàn Trần Công Danh
2020-04-24  0:52   ` Ramsay Jones
2020-04-23 13:47 ` [PATCH 4/4] progress.c: silence cgcc suggestion about internal linkage Đoàn Trần Công Danh
2020-04-24  0:58   ` Ramsay Jones
2020-04-24  5:54     ` Jeff King
2020-04-23 13:47 ` [PATCH 5/4] fmt-merge-msg.c: fix `make sparse` on next Đoàn Trần Công Danh
2020-04-23 23:10 ` [PATCH 0/4] fix make sparse warning Ramsay Jones
2020-04-23 23:58   ` Danh Doan
2020-04-24 16:38     ` Ramsay Jones
2020-04-24 15:12 ` [PATCH v2 0/4] Fix Sparse Warning Đoàn Trần Công Danh
2020-04-24 15:12   ` [PATCH v2 1/4] test-parse-pathspec-file.c: s/0/NULL/ for pointer type Đoàn Trần Công Danh
2020-04-24 15:12   ` [PATCH v2 2/4] compat/regex: include alloca.h before undef it Đoàn Trần Công Danh
2020-04-24 16:56     ` Ramsay Jones
2020-04-24 17:09       ` Danh Doan
2020-04-24 18:29         ` Ramsay Jones
2020-04-24 22:34           ` Danh Doan
2020-04-25 20:28             ` Ramsay Jones
2020-04-26  0:54               ` Danh Doan
2020-04-26  1:10                 ` Danh Doan
2020-04-26 16:17                 ` Ramsay Jones
2020-04-26 19:38                   ` Ramsay Jones
2020-04-26 22:37                     ` Junio C Hamano
2020-04-27  1:08                   ` Danh Doan
2020-04-27 16:28                     ` Ramsay Jones
2020-04-27 16:46                       ` Danh Doan
2020-04-27 17:21                         ` Ramsay Jones
2020-04-24 15:12   ` [PATCH v2 3/4] graph.c: limit linkage of internal variable Đoàn Trần Công Danh
2020-04-24 15:12   ` [PATCH v2 4/4] progress.c: silence cgcc suggestion about internal linkage Đoàn Trần Công Danh
2020-04-24 16:40   ` [PATCH v2 0/4] Fix Sparse Warning Ramsay Jones
2020-04-25 13:13 ` [PATCH 0/4] fix make sparse warning Johannes Schindelin
2020-04-26  3:32   ` Danh Doan
2020-04-26 16:24     ` Ramsay Jones
2020-05-01 20:02       ` Johannes Schindelin
2020-04-27 14:22 ` [PATCH v3 0/4] Partial fix `make sparse` Đoàn Trần Công Danh
2020-04-27 14:22   ` [PATCH v3 1/4] test-parse-pathspec-file.c: s/0/NULL/ for pointer type Đoàn Trần Công Danh
2020-04-27 14:22   ` [PATCH v3 2/4] compat/regex: move stdlib.h up in inclusion chain Đoàn Trần Công Danh
2020-04-27 16:41     ` Ramsay Jones
2020-04-27 14:22   ` [PATCH v3 3/4] graph.c: limit linkage of internal variable Đoàn Trần Công Danh
2020-04-27 14:22   ` [PATCH v3 4/4] progress.c: silence cgcc suggestion about internal linkage Đoàn Trần Công Danh
2020-05-01 20:09     ` Johannes Schindelin
2020-04-27 16:35   ` [PATCH v3 0/4] Partial fix `make sparse` Ramsay Jones

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