[Qemu-devel] Re: [PATCH] Move macros GCC_ATTR and GCC_FMT_ATTR to common header file

[Blue Swirl]

On Tue, Sep 21, 2010 at 5:48 PM, Stefan Weil <address@hidden> wrote:
> By moving the definition of GCC_ATTR and GCC_FMT_ATTR
> from audio_int.h to qemu-common.h these macros are
> now generally available for further patches which add
> the gcc format attribute.
>
> Newer gcc versions support format gnu_printf which is
> better suited for use in QEMU than format printf
> (QEMU always uses standard format strings (even with mingw32)).
>
> V2: Use correct operator '==' (instead of '=')
>
> Cc: Blue Swirl <address@hidden>
> Signed-off-by: Stefan Weil <address@hidden>
> ---
>  audio/audio_int.h |    8 --------
>  qemu-common.h     |   16 ++++++++++++++++
>  2 files changed, 16 insertions(+), 8 deletions(-)
>
> diff --git a/audio/audio_int.h b/audio/audio_int.h
> index f6a77ad..d8560b6 100644
> --- a/audio/audio_int.h
> +++ b/audio/audio_int.h
> @@ -236,14 +236,6 @@ static inline int audio_ring_dist (int dst, int src, int 
> len)
>     return (dst >= src) ? (dst - src) : (len - src + dst);
>  }
>
> -#if defined __GNUC__
> -#define GCC_ATTR __attribute__ ((__unused__, format (gnu_printf, 1, 2)))
> -#define GCC_FMT_ATTR(n, m) __attribute__ ((format (gnu_printf, n, m)))

The patch doesn't apply, the above lines do not match HEAD.