void main(){char * data;union_type my_union;data=NULL;data=new char;delete data;my_union.a=data;{char * data=my_union.b;printf("%c\n", *data);}}
static void main(){char * data;union_type my_union;data=NULL;data=new char;delete data;my_union.a=data;{char * data=my_union.b;}}