40 lines
825 B
C
40 lines
825 B
C
/* { 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 ();
|
|
}
|