1  /* { dg-do compile } */
       2  /* { dg-options "-Wall -w -O2" } */
       3  
       4  char a;
       5  int b;
       6  unsigned c, d;
       7  short e;
       8  int main_f;
       9  int main (  ) {
      10  L0:
      11      if ( e )     goto L1;
      12      b = c & d || a;
      13      if ( !c )     printf ( "", ( long long ) main_f );
      14      if ( d || !c )     {
      15          printf ( "%llu\n", ( long long ) main );
      16          goto L2;
      17      }
      18      unsigned g = b;
      19  L1:
      20      b = g;
      21  L2:
      22      if ( b )     goto L0;
      23    return 0;
      24  }