1  /* { dg-do compile } */
       2  
       3  typedef struct
       4  {
       5    unsigned long bits[4];
       6  } nodemask_t;
       7  
       8  struct cpuset
       9  {
      10    long flags;
      11    nodemask_t mems_allowed;
      12    struct cpuset *parent;
      13  } b;
      14  
      15  void func1(unsigned long *p1, int p2)
      16  {
      17    p1[p2 - 1] = 0;
      18  }
      19  
      20  void func2(nodemask_t *p1, int p2)
      21  {
      22    func1(p1->bits, p2);
      23  }
      24  
      25  void func3(void)
      26  {
      27    /* This accesses b.flags.  */
      28    func2(&b.mems_allowed, 0);
      29  }