[PATCH] OpenCL 1.2 allow explicit zero-to-event_t cast

[Pekka Jääskeläinen]

On 09/29/2014 12:54 PM, Fraser Cormack wrote:
> The fact that you can use 0 as an event_t is in Section 6.12.10 of the OpenCL
> 1.2 specification. The use of an explicit cast is used in the
> async_copy* kernels in the 'basic' subtest of the conformance test suite

I wonder if implicit cast should work as well?
At least the specs doesn't mention the zero must be explicitly casted.

In any case, the patch looks good to me.
-- 
Pekka