CL_MEM_USE_HOST_PTR  345 3rdparty/include/opencl/1.2/CL/cl.h #define CL_MEM_USE_HOST_PTR                         (1 << 3)
CL_MEM_USE_HOST_PTR  497 modules/core/src/ocl.cpp #define CL_MEM_USE_HOST_PTR                         (1 << 3)