gcc/testsuite/gcc.c-torture/execute/920810-1.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4
   5 typedef struct{void*super;int name;int size;}t;
   6 t*f(t*clas,int size)
   7 {
   8   t*child=(t*)malloc(size);
   9   memcpy(child,clas,clas->size);
  10   child->super=clas;
  11   child->name=0;
  12   child->size=size;
  13   return child;
  14 }
  15 main()
  16 {
  17   t foo,*bar;
  18   memset(&foo,37,sizeof(t));
  19   foo.size=sizeof(t);
  20   bar=f(&foo,sizeof(t));
  21   if(bar->super!=&foo||bar->name!=0||bar->size!=sizeof(t))abort();
  22   exit(0);
  23 }