+void
+gfc_copy_formal_args_ppc (gfc_component *dest, gfc_symbol *src)
+{
+ gfc_formal_arglist *head = NULL;
+ gfc_formal_arglist *tail = NULL;
+ gfc_formal_arglist *formal_arg = NULL;
+ gfc_formal_arglist *curr_arg = NULL;
+ gfc_formal_arglist *formal_prev = NULL;
+ /* Save current namespace so we can change it for formal args. */
+ gfc_namespace *parent_ns = gfc_current_ns;
+
+ /* Create a new namespace, which will be the formal ns (namespace
+ of the formal args). */
+ gfc_current_ns = gfc_get_namespace (parent_ns, 0);
+ /* TODO: gfc_current_ns->proc_name = dest;*/
+
+ for (curr_arg = src->formal; curr_arg; curr_arg = curr_arg->next)
+ {
+ formal_arg = gfc_get_formal_arglist ();
+ gfc_get_symbol (curr_arg->sym->name, gfc_current_ns, &(formal_arg->sym));
+
+ /* May need to copy more info for the symbol. */
+ formal_arg->sym->attr = curr_arg->sym->attr;
+ formal_arg->sym->ts = curr_arg->sym->ts;
+ formal_arg->sym->as = gfc_copy_array_spec (curr_arg->sym->as);
+ gfc_copy_formal_args (formal_arg->sym, curr_arg->sym);
+
+ /* If this isn't the first arg, set up the next ptr. For the
+ last arg built, the formal_arg->next will never get set to
+ anything other than NULL. */
+ if (formal_prev != NULL)
+ formal_prev->next = formal_arg;
+ else
+ formal_arg->next = NULL;
+
+ formal_prev = formal_arg;
+
+ /* Add arg to list of formal args. */
+ add_formal_arg (&head, &tail, formal_arg, formal_arg->sym);
+
+ /* Validate changes. */
+ gfc_commit_symbol (formal_arg->sym);
+ }
+
+ /* Add the interface to the symbol. */
+ gfc_free_formal_arglist (dest->formal);
+ dest->formal = head;
+ dest->attr.if_source = IFSRC_DECL;
+
+ /* Store the formal namespace information. */
+ if (dest->formal != NULL)
+ /* The current ns should be that for the dest proc. */
+ dest->formal_ns = gfc_current_ns;
+ /* Restore the current namespace to what it was on entry. */
+ gfc_current_ns = parent_ns;
+}
+
+