1  /* PR middle-end/26300 */
       2  
       3  struct S
       4  {
       5    char c;
       6    struct S *d;
       7    struct S *e;
       8  };
       9  extern struct S *u, *v;
      10  extern void fn1 (struct S *) __attribute__ ((noreturn));
      11  void fn2 (struct S *);
      12  
      13  static inline struct S *
      14  fn3 (struct S *x)
      15  {
      16    if (x->c != 6)
      17      fn1 (0);
      18    return (struct S *) x;
      19  }
      20  
      21  static inline int
      22  fn4 (struct S *x)
      23  {
      24    if (x != u)
      25      return 3;
      26    fn2 (x);
      27    return 0;
      28  }
      29  
      30  int
      31  test (struct S *x)
      32  {
      33    struct S *r;
      34    int m = 0;
      35  
      36    for (r = x; r != v; r = (fn3 (r)->d))
      37      if (r->c != 6)
      38        fn1 (x);
      39      else
      40        m |= 1 << (fn4 (fn3 (r)->e) - 1);
      41    return m;
      42  }