/*
* Copyright (c) 2013 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
 */

#include<stdio.h>

struct { int a; int b; } *x;

union {
  int e; 
  int f; 
  
  struct { int w; int u;} g;
  
  int h;  
} y;


int main() {
  int l;
  
  x->a=1;
  y.f =7;
  y.g.u=y.f;
  
  y.g.w = x->b;
  return 0;
}