pdqsort vs qsort round 2

// Source Code: https://gist.github.com/qtxie/12c087db8a2c0c2d9fe0104af2f4236e
// compare Cell struct
// struct Cell {
//  int header;
//  int pading;
//  int value;
//  int pading2;
//  Cell(int x) : value(x) {}
//  bool operator<(const Cell& r) const
//  {
//      return value < r.value;
//  }
// };

pdqsort                                 qsort
1000000 shuffled_int 121                1000000 shuffled_int 331
100 shuffled_int 37                     100 shuffled_int 108
1000000 shuffled_16_values_int 26       1000000 shuffled_16_values_int 54
100 shuffled_16_values_int 33           100 shuffled_16_values_int 72   
1000000 all_equal_int 4                 1000000 all_equal_int 6
100 all_equal_int 2                     100 all_equal_int 7 
1000000 ascending_int 4                 1000000 ascending_int 10
100 ascending_int 2                     100 ascending_int 9 
1000000 descending_int 6                1000000 descending_int 114  
100 descending_int 3                    100 descending_int 45   
1000000 pipe_organ_int 52               1000000 pipe_organ_int 395  
100 pipe_organ_int 9                    100 pipe_organ_int 60       
1000000 push_front_int 6                1000000 push_front_int 181  
100 push_front_int 6                    100 push_front_int 49
1000000 push_middle_int 5               1000000 push_middle_int 133 
100 push_middle_int 3                   100 push_middle_int 35