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  struct s
       9    {
      10      /* This forces the alignment and size of the struct to 16.  */
      11      __attribute__ ((__aligned__ (16))) long x;
      12      int y;
      13      /* 4 bytes padding.  */
      14    };
      15  
      16  typedef struct s __attribute__ ((__aligned__ (8))) underaligned;
      17  
      18  underaligned a = { 1, 4 };
      19  underaligned b = { 9, 16 };
      20  underaligned c = { 25, 36 };
      21  
      22  void
      23  test_underaligned_struct (int x0, underaligned x2, int x4, underaligned x6,
      24  			  int stack, underaligned stack16)
      25  {
      26    if (x0 != 3 || x4 != 5 || stack != 7)
      27      abort ();
      28    if (memcmp ((void *) &x2, (void *)&a, sizeof (underaligned)))
      29      abort ();
      30    if (memcmp ((void *)&x6, (void *)&b, sizeof (underaligned)))
      31      abort ();
      32    if (memcmp ((void *)&stack16, (void *)&c, sizeof (underaligned)))
      33      abort ();
      34  }
      35  
      36  int
      37  main (int argc, char **argv)
      38  {
      39    test_underaligned_struct (3, a, 5, b, 7, c);
      40    return 0;
      41  }