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From: Jeff King <peff@peff.net>
To: Johannes Sixt <j6t@kdbg.org>
Cc: Junio C Hamano <gitster@pobox.com>,
	Johannes Schindelin <Johannes.Schindelin@gmx.de>,
	David Aguilar <davvid@gmail.com>,
	Ramsay Jones <ramsay@ramsayjones.plus.com>,
	GIT Mailing-list <git@vger.kernel.org>
Subject: Re: Fixing the warning about warning(""); was: Re: [PATCH] difftool.c: mark a file-local symbol with static
Date: Thu, 26 Jan 2017 09:32:53 -0500	[thread overview]
Message-ID: <20170126143252.ne533mcv3n2ksbai@sigill.intra.peff.net> (raw)
In-Reply-To: <546179e0-1d6e-86f7-00cf-e13218b76de1@kdbg.org>

On Thu, Jan 26, 2017 at 07:39:55AM +0100, Johannes Sixt wrote:

> Am 25.01.2017 um 23:01 schrieb Jeff King:
> > +#pragma GCC diagnostic ignored "-Wformat-zero-length"
> 
> Last time I used #pragma GCC in a cross-platform project, it triggered an
> "unknown pragma" warning for MSVC. (It was the C++ compiler, I don't know if
> the C compiler would also warn.) It would have to be spelled like this:
> 
> #pragma warning(disable: 4068)   /* MSVC: unknown pragma */
> #pragma GCC diagnostic ignored "-Wformat-zero-length"
> 
> Dscho mentioned that he's compiling with MSVC. It would do him a favor.

Bleh. The point of #pragma is to ignore ones you don't know about.

It would be easy to wrap it in an #ifdef for __GNUC__ (there is already
a similar pragma with similar wrapping in the code base).

Anyway. I do not want to make life harder for anyone. I think there are
several options floating around now, so I will let Junio decide which
one he wants to pick up.

-Peff

  parent reply	other threads:[~2017-01-26 14:33 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-29 17:36 [PATCH] difftool.c: mark a file-local symbol with static Ramsay Jones
2016-11-30 11:07 ` Johannes Schindelin
2016-11-30 19:57   ` Ramsay Jones
2016-11-30 20:40     ` Junio C Hamano
2016-11-30 21:25       ` Jeff King
2016-11-30 22:37         ` Ramsay Jones
2016-11-30 23:18           ` Jeff King
2016-11-30 23:46             ` Junio C Hamano
2016-12-01  1:18               ` Ramsay Jones
2016-12-01  4:02                 ` Jeff King
2016-12-01 18:20                   ` Junio C Hamano
2016-12-01 18:50                     ` Jeff King
2017-01-22  5:26                       ` David Aguilar
2017-01-24 14:23                         ` Jeff King
2017-01-24 21:52                           ` Junio C Hamano
2017-01-24 23:05                             ` Jeff King
2017-01-25 10:36                               ` Fixing the warning about warning(""); was: " Johannes Schindelin
2017-01-25 18:35                                 ` Jeff King
2017-01-25 21:28                                   ` Junio C Hamano
2017-01-25 22:01                                     ` Jeff King
2017-01-26  6:39                                       ` Johannes Sixt
2017-01-26 11:37                                         ` Johannes Schindelin
2017-01-26 14:35                                           ` Jeff King
2017-01-26 14:32                                         ` Jeff King [this message]
2017-01-26 18:26                                           ` Junio C Hamano
2017-01-26 11:16                                   ` Johannes Schindelin
2017-01-26 14:39                                     ` Jeff King
2017-01-26 14:49                                       ` Johannes Schindelin

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