1  /* { dg-do run } */
       2  
       3  /* Check that a structure argument passed partially in registers and
       4     partially on the stack works.  */
       5  
       6  #include <stdlib.h>
       7  #include <string.h>
       8  
       9  struct s {
      10    unsigned int i;
      11    double d;
      12    char s[16];
      13  };
      14  
      15  /* Note specifically that, since there are 4 argument registers, the
      16     value of ss.d is split between the last argument register and the
      17     stack.  */
      18  void
      19  f (struct s *sp, int j, struct s ss, int k)
      20  {
      21    if (sp->i != ss.i
      22        || sp->d != ss.d
      23        || strcmp (sp->s, ss.s))
      24      abort ();
      25    if (j != -k)
      26      abort ();
      27  }
      28  
      29  int
      30  main (void)
      31  {
      32    struct s ss;
      33    ss.i = 0xdeadbeef;
      34    ss.d = 2.71828;
      35    strcpy (ss.s, "shazam!");
      36    f (&ss, 42, ss, -42);
      37    return 0;
      38  }