[FFmpeg-devel] [PATCH]Only set attribute_align_arg for x86_32

Måns Rullgård mans
Sat Jul 3 02:30:59 CEST 2010


Carl Eugen Hoyos <cehoyos at ag.or.at> writes:

> Hi!
>
> AFAIUI, attribute force_align_arg_pointer only exists on x86.-32.
> Patch fixes warnings on all other architectures when using recent gcc.
>
> Please comment, Carl Eugen
>
> Index: libavutil/internal.h
> ===================================================================
> --- libavutil/internal.h	(revision 24002)
> +++ libavutil/internal.h	(working copy)
> @@ -39,7 +39,7 @@
>  #include "timer.h"
>
>  #ifndef attribute_align_arg
> -#if (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(4,2)
> +#if ARCH_X86_32 && (!defined(__ICC) || __ICC > 1110) && AV_GCC_VERSION_AT_LEAST(4,2)
>  #    define attribute_align_arg __attribute__((force_align_arg_pointer))
>  #else
>  #    define attribute_align_arg

The warning is annoying, but it serves a purpose.

-- 
M?ns Rullg?rd
mans at mansr.com



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