cl_double2       1172 3rdparty/include/opencl/1.2/CL/cl_platform.h    __extension__ struct{ cl_double2 lo, hi; };
cl_double2        773 modules/core/src/matmul.cpp         cl_double2 alpha_2 = { { alpha, 0 } };
cl_double2        774 modules/core/src/matmul.cpp         cl_double2 beta_2  = { { beta, 0 } };