CV_OPENCL_SVM_TRACE_P  126 modules/core/src/ocl.cpp #define CV_OPENCL_SVM_TRACE_P printf("line %d (ocl.cpp): ", __LINE__); printf
CV_OPENCL_SVM_TRACE_P  128 modules/core/src/ocl.cpp #define CV_OPENCL_SVM_TRACE_P(...)