Subversion Repositories open8_urisc

/* Test STT_GNU_IFUNC symbols:

   1. Direct function call.

   2. Function pointer.

   3. Visibility with override.

 */

#include <stdlib.h>

int __attribute__ ((noinline)) foo_hidden (void);

int ret_foo;

int ret_foo_hidden;

int ret_foo_protected;

extern int foo (void);

extern int foo_protected (void);

#ifndef FOO_P

typedef int (*foo_p) (void);

#endif

foo_p foo_ptr = foo;

foo_p foo_procted_ptr = foo_protected;

extern foo_p get_foo_p (void);

extern foo_p get_foo_hidden_p (void);

extern foo_p get_foo_protected_p (void);

int

__attribute__ ((noinline))

foo (void)

{

  return -30;

}

int

__attribute__ ((noinline))

foo_hidden (void)

{

  return -20;

}

int

__attribute__ ((noinline))

foo_protected (void)

{

  return -40;

}

int

main (void)

{

  foo_p p;

  if (foo_ptr != foo)

    abort ();

  if ((*foo_ptr) () != -30)

    abort ();

  if (foo_procted_ptr != foo_protected)

    abort ();

  if ((*foo_procted_ptr) () != -40)

    abort ();

  p = get_foo_p ();

  if (p != foo)

    abort ();

  if (foo () != -30)

    abort ();

  if (ret_foo != -30 || (*p) () != ret_foo)

    abort ();

  p = get_foo_hidden_p ();

  if (foo_hidden () != -20)

    abort ();

  if (ret_foo_hidden != 1 || (*p) () != ret_foo_hidden)

    abort ();

  p = get_foo_protected_p ();

  if (p == foo_protected)

    abort ();

  if (foo_protected () != -40)

    abort ();

  if (ret_foo_protected != 0 || (*p) () != ret_foo_protected)

    abort ();

  return 0;

}