40     GrB_Monoid_free_(&monoidb) ;      CHECK (monoidb      == NULL) ;      \
153         monoidb = NULL ;  in mexFunction()  local
3925     CHECK (monoidb == NULL) ;  in mexFunction()
3926     OK (GrB_Monoid_new_INT32 (&monoidb, GrB_TIMES_INT32, (int) 1)) ;  in mexFunction()
3927     CHECK (monoidb != NULL) ;  in mexFunction()
3930     OK (GB_Monoid_check (monoidb, "monoidb ok", G3, ff)) ;  in mexFunction()
3934     monoidb->magic = GB_FREED ;  in mexFunction()
3935     ERR (GB_Monoid_check (monoidb, "monoidb freed", G1, ff)) ;  in mexFunction()
3936     monoidb->magic = GB_MAGIC ;  in mexFunction()
3940     monoidb->op = NULL ;  in mexFunction()
3941     ERR (GB_Monoid_check (monoidb, "monoidb invalid op", G1, ff)) ;  in mexFunction()
3942     monoidb->op = GrB_TIMES_INT32 ;  in mexFunction()
3944     monoidb->op = GrB_EQ_INT32 ;  in mexFunction()
3945     ERR (GB_Monoid_check (monoidb, "monoidb invalid op domains", G1, ff)) ;  in mexFunction()
3946     monoidb->op = GrB_TIMES_INT32 ;  in mexFunction()
5685     GrB_Monoid_free_(&monoidb) ;      CHECK (monoidb      == NULL) ;  in mexFunction()