CL_M_2_SQRTPI     185 3rdparty/include/opencl/1.2/CL/cl_platform.h #define  CL_M_2_SQRTPI      1.128379167095512558561
CL_M_2_SQRTPI     276 3rdparty/include/opencl/1.2/CL/cl_platform.h #define  CL_M_2_SQRTPI      1.128379167095512558561