#include <stdio.h>

struct cache_line_aligned {
  int version;
//  char padding[60];
} __attribute__ ((aligned (64)));

int main(void)
{
  struct cache_line_aligned s;
  struct cache_line_aligned a[2];
  printf("sizeof(struct cache_line_aligned) = %d\n", (int)sizeof(struct cache_line_aligned));
  printf("sizeof(s) = %d\n", (int)sizeof(s));
  printf("sizeof(a[0]) = %d\n", (int)sizeof(a[0]));
  printf("sizeof(a) = %d\n", (int)sizeof(a));
  return 0;
}