text: #include "cerberus.h"
  
  typedef struct{void*super;int name;int size;}t;
  t*f(t*clas,int size)
  {
    t*child=(t*)malloc(size);
    memcpy(child,clas,clas->size);
    child->super=clas;
    child->name=0;
    child->size=size;
    return child;
  }
  int 
  main (void)
  {
    t foo,*bar;
    memset(&foo,37,sizeof(t));
    foo.size=sizeof(t);
    bar=f(&foo,sizeof(t));
    if(bar->super!=&foo||bar->name!=0||bar->size!=sizeof(t))abort();
    exit(0);
  }
  