1  /* Test AAPCS layout (alignment) for callee.  */
       2  
       3  /* { dg-do run { target aarch64*-*-* } } */
       4  
       5  extern int memcmp (const void *s1, const void *s2, __SIZE_TYPE__ n);
       6  extern void abort (void);
       7  
       8  /* The alignment also gives this size 32, so will be passed by reference.  */
       9  typedef struct __attribute__ ((__aligned__ (32)))
      10    {
      11      long x;
      12      long y;
      13    } overaligned;
      14  
      15  overaligned a = { 2, 3 };
      16  
      17  void
      18  test_pass_by_ref (int x0, overaligned x1, int x2)
      19  {
      20    if (x0 != 7 || x2 != 9)
      21      abort ();
      22    if (memcmp ((void *) &x1, (void *)&a, sizeof (overaligned)))
      23      abort ();
      24    long addr = ((long) &x1) & 31;
      25    if (addr != 0)
      26      {
      27        __builtin_printf ("Alignment was %d\n", addr);
      28        abort ();
      29      }
      30  }
      31  
      32  int
      33  main (int argc, char **argv)
      34  {
      35    test_pass_by_ref (7, a, 9);
      36    return 0;
      37  }