Re: [Qemu-devel] [PATCH] hw/a9mpcore: Fix compilation failure if physaddrs are 64 bit

[Eric Blake <eblake@redhat.com>]

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On 05/22/2012 11:04 AM, Peter Maydell wrote:
> Add a cast to a logging printf to avoid a compilation failure
> if target_phys_addr_t is a 64 bit type. (This is better than
> using TARGET_FMT_plx because we really don't need a full
> 16 digit hex string to print the offset into a device.)
> 
> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
> ---
>  hw/a9mpcore.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/hw/a9mpcore.c b/hw/a9mpcore.c
> index c2ff74d..98f52f0 100644
> --- a/hw/a9mpcore.c
> +++ b/hw/a9mpcore.c
> @@ -75,7 +75,7 @@ static void a9_scu_write(void *opaque, target_phys_addr_t offset,
>          break;
>      default:
>          fprintf(stderr, "Invalid size %u in write to a9 scu register %x\n",
> -                size, offset);
> +                size, (uint32_t)offset);

NACK.  %x and (uint32_t) are not necessarily compatible types (some
platforms implement uint32_t as long).  If you use %x, then cast to
(unsigned int) instead.

-- 
Eric Blake   eblake@redhat.com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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