           typename output_type>
 struct modulo_partitioner
 {
-
   __device__
-  output_type operator()(hash_value_t hash_value, int_fastdiv const & num_partitions) const
+  output_type operator()(hash_value_t hash_value, size_type num_partitions) const
   {
     return hash_value % num_partitions;
   }
-
 };
 
 /* --------------------------------------------------------------------------*/

__global__ 
void compute_row_partition_numbers(gdf_table<size_type> const & the_table, 
                                   const size_type num_rows,
                                   const int_fastdiv num_partitions,
                                   const partitioner_type the_partitioner,
                                   size_type * row_partition_numbers,
                                   size_type * partition_sizes)

#include "join/joining.h"
#include "gdf_table.cuh"
#include "hashmap/hash_functions.cuh"

constexpr int HASH_KERNEL_BLOCK_SIZE = 256;
constexpr int HASH_KERNEL_ROWS_PER_THREAD = 1;
