Subversion Repositories openrisc_2011-10-31

/* { dg-do compile } */

/* { dg-options "-O2"  } */

void abort(void) __attribute__((__noreturn__));

typedef struct {

  int container;

} edge_iterator;

struct ls_expr

{

  int index;

  int stores;

  struct ls_expr * next;

};

struct ls_expr * pre_ldst_mems;

edge_iterator ei;

void

store_motion (void)

{

  struct ls_expr * ptr, **prev_next_ptr_ptr;

  edge_iterator ei1;

  edge_iterator ei2;

  int a = ptr != ((void *)0);

  for (ptr = pre_ldst_mems, prev_next_ptr_ptr = &pre_ldst_mems;

       ptr != ((void *)0);

       ptr = *prev_next_ptr_ptr)

    if (!((ptr)->stores))

     *prev_next_ptr_ptr = ptr->next;

    else

      prev_next_ptr_ptr = &ptr->next;

  for (ptr = pre_ldst_mems; ptr != 0; ptr = ptr->next)

    ;

  ei1 = ei;

  ei2 = ei1;

  if (!ei2.container)

    abort ();

  ei2 = ei1;

  if (!ei2.container)

    abort ();

}