void main(){wchar_t * data;union_type my_union;data=NULL;data=new wchar_t[100];delete [] data;my_union.a=data;{wchar_t * data=my_union.b;delete [] data;}}
static void main(){wchar_t * data;union_type my_union;data=NULL;data=new wchar_t[100];delete [] data;my_union.a=data;{wchar_t * data=my_union.b;}}