[SYCL] Get pointer should not be called on host for local accessors #13747
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Local accessors only have their memory allocated on device when a kernel starts executing. Any pointer that refers to local memory on host before kernel execution has begun is therefore invalid.
Table 78 in
https://registry.khronos.org/SYCL/specs/sycl-2020/html/sycl-2020.html#_interface_for_local_accessors