141         #define REDUCE(prefix,suffix,type)              \  in mexFunction()  macro
157             case GB_BOOL_code   : REDUCE (GrB_, _BOOL,   bool    ) ; break ;  in mexFunction()
158             case GB_INT8_code   : REDUCE (GrB_, _INT8,   int8_t  ) ; break ;  in mexFunction()
159             case GB_INT16_code  : REDUCE (GrB_, _INT16,  int16_t ) ; break ;  in mexFunction()
160             case GB_INT32_code  : REDUCE (GrB_, _INT32,  int32_t ) ; break ;  in mexFunction()
161             case GB_INT64_code  : REDUCE (GrB_, _INT64,  int64_t ) ; break ;  in mexFunction()
162             case GB_UINT8_code  : REDUCE (GrB_, _UINT8,  uint8_t ) ; break ;  in mexFunction()
163             case GB_UINT16_code : REDUCE (GrB_, _UINT16, uint16_t) ; break ;  in mexFunction()
164             case GB_UINT32_code : REDUCE (GrB_, _UINT32, uint32_t) ; break ;  in mexFunction()
165             case GB_UINT64_code : REDUCE (GrB_, _UINT64, uint64_t) ; break ;  in mexFunction()
166             case GB_FP32_code   : REDUCE (GrB_, _FP32,   float   ) ; break ;  in mexFunction()
167             case GB_FP64_code   : REDUCE (GrB_, _FP64,   double  ) ; break ;  in mexFunction()
168             case GB_FC32_code   : REDUCE (GxB_, _FC32, GxB_FC32_t) ; break ;  in mexFunction()
169             case GB_FC64_code   : REDUCE (GxB_, _FC64, GxB_FC64_t) ; break ;  in mexFunction()