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From: Josh Triplett <josh@joshtriplett.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Christopher Li <sparse@chrisli.org>,
	linux-sparse@vger.kernel.org, torvalds@linux-foundation.org
Subject: Re: [PATCH] sparse: Add GCC pre-defined macros for user-space
Date: Sat, 15 Aug 2009 15:36:03 -0700	[thread overview]
Message-ID: <20090815223602.GA4516@feather> (raw)
In-Reply-To: <1250367991.14751.1.camel@penberg-laptop>

On Sat, Aug 15, 2009 at 11:26:31PM +0300, Pekka Enberg wrote:
> --- a/lib.c
> +++ b/lib.c
> @@ -788,6 +788,14 @@ void create_builtin_stream(void)
>  		add_pre_buffer("#define __OPTIMIZE__ 1\n");
>  	if (optimize_size)
>  		add_pre_buffer("#define __OPTIMIZE_SIZE__ 1\n");
> +
> +	/* GCC defines these for limits.h */
> +	add_pre_buffer("#weak_define __SHRT_MAX__ %d\n", __SHRT_MAX__);
> +	add_pre_buffer("#weak_define __SCHAR_MAX__ %d\n", __SCHAR_MAX__);
> +	add_pre_buffer("#weak_define __INT_MAX__ %d\n", __INT_MAX__);
> +	add_pre_buffer("#weak_define __LONG_MAX__ %ld\n", __LONG_MAX__);
> +	add_pre_buffer("#weak_define __LONG_LONG_MAX__ %lld\n", __LONG_LONG_MAX__);
> +	add_pre_buffer("#weak_define __WCHAR_MAX__ %d\n", __WCHAR_MAX__);

These defines need to have the right type suffixes.  GCC defines
__LONG_LONG_MAX__ with an LL suffix, and __LONG_MAX__ with an L suffix.
You could either add the appropriate suffixes, or better yet, stringize
the constants and print them as strings.

- Josh Triplett

  reply	other threads:[~2009-08-15 22:40 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-15 14:57 [PATCH] sparse: Add GCC pre-defined macros for user-space Pekka Enberg
2009-08-15 19:36 ` Christopher Li
2009-08-15 20:26   ` Pekka Enberg
2009-08-15 22:36     ` Josh Triplett [this message]
2009-08-16  7:03       ` Pekka Enberg
2009-08-16 10:51         ` Josh Triplett
2009-08-16 11:05           ` Pekka Enberg
2009-08-16 12:41             ` Josh Triplett
2009-08-16 17:50               ` Christopher Li
2009-08-16 18:56                 ` Josh Triplett
2009-08-16 19:34                   ` Johannes Berg
2009-08-16 20:00                     ` Josh Triplett

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