to the hashtable while using this macro. Doing so may cause it to behave
erratically. */
-#define FOR_EACH_REFERENCED_VAR(VAR, ITER) \
- for ((VAR) = first_referenced_var (&(ITER)); \
- !end_referenced_vars_p (&(ITER)); \
+#define FOR_EACH_REFERENCED_VAR(FN, VAR, ITER) \
+ for ((VAR) = first_referenced_var ((FN), &(ITER)); \
+ !end_referenced_vars_p (&(ITER)); \
(VAR) = next_referenced_var (&(ITER)))
extern tree referenced_var_lookup (struct function *, unsigned int);