* grab latest from upstream OpenCL
* Use clEnqueueFillBuffer rather than memset4 in all test files
* Cleanup leftover code from memset_pattern4
* Remove unnecessary map, unmap, writeBuffer from math_brute_force tests
* Remove extraneous build system change
* Appease clang-format
* Add option to perform buffer fills on the host
Co-authored-by: Taeten Prettyman <taeten.j@gmail.com>
Co-authored-by: taetenp <taet@holochip.com>
Co-authored-by: Chip Davis <chip@holochip.com>
