gcc/testsuite/gcc.dg/ia64-fptr-1.c

   1 /* { dg-do run { target ia64-*-* } } */
   2 /* { dg-options "-O2" } */
   3
   4 /* Test function descriptor access.  */
   5
   6 extern unsigned long *_GLOBAL_OFFSET_TABLE_;
   7 extern void abort(void);
   8
   9 struct ia64_fdesc
  10 {
  11   unsigned long func;
  12   unsigned long gp;
  13 };
  14
  15 void
  16 os_boot_rendez (void)
  17 {
  18 }
  19
  20 static int
  21 check (unsigned long gp)
  22 {
  23   return gp != (unsigned long) &_GLOBAL_OFFSET_TABLE_;
  24 }
  25
  26 int
  27 main (int argc, char **argv)
  28 {
  29   int i;
  30   int res = 0;
  31
  32   for (i = 0; i < 1; i++)
  33     res += check (((struct ia64_fdesc *) os_boot_rendez)->gp);
  34   if (res)
  35     abort ();
  36   return res;
  37 }