gcc/testsuite/gcc.c-torture/execute/20030914-1.c

   1 /* On IRIX 6, PB is passed partially in registers and partially on the
   2    stack, with an odd number of words in the register part.  Check that
   3    the long double stack argument (PC) is still accessed properly.  */
   4
   5 void abort (void);
   6 void exit (int);
   7
   8 struct s { int val[16]; };
   9
  10 long double f (int pa, struct s pb, long double pc)
  11 {
  12   int i;
  13
  14   for (i = 0; i < 16; i++)
  15     pc += pb.val[i];
  16   return pc;
  17 }
  18
  19 int main ()
  20 {
  21   struct s x;
  22   int i;
  23
  24   for (i = 0; i < 16; i++)
  25     x.val[i] = i + 1;
  26   if (f (1, x, 10000.0L) != 10136.0L)
  27     abort ();
  28   exit (0);
  29 }