[Beignet] [PATCH] utest: memset the output buffer to fix random fail.

[Zhigang Gong]

LGTM, thanks.

On Tue, Sep 03, 2013 at 03:39:56PM +0800, Ruiling Song wrote:
> the inactive lanes will not modify corresponding output.
> So, output buffer needs initialization to 0.
> 
> Signed-off-by: Ruiling Song <ruiling.song at intel.com>
> ---
>  utests/compiler_group_size.cpp |    5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
> 
> diff --git a/utests/compiler_group_size.cpp b/utests/compiler_group_size.cpp
> index 724d6e8..0c8881c 100644
> --- a/utests/compiler_group_size.cpp
> +++ b/utests/compiler_group_size.cpp
> @@ -107,6 +107,10 @@ void compiler_group_size4(void)
>      ((struct xyz*)buf_data[0])[0].o = 0;
>      OCL_UNMAP_BUFFER(0);
>  
> +    OCL_MAP_BUFFER(1);
> +    memset(((uint32_t*)buf_data[1]), 0x0, sizeof(uint32_t)*n);
> +    OCL_UNMAP_BUFFER(1);
> +
>      OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
>      OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
>      OCL_SET_ARG(2, sizeof(cl_int), &group_size[i]);
> @@ -127,7 +131,6 @@ void compiler_group_size4(void)
>        }
>  
>      }
> -    memset(((uint32_t*)buf_data[1]), 0x0, sizeof(int)*n);
>      OCL_UNMAP_BUFFER(1);
>    }
>  }
> -- 
> 1.7.9.5
> 
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