+/* This function loads the sym_root of f2k_derived with the extensions to
+ the derived type. */
+static void
+load_derived_extensions (void)
+{
+ int symbol, j;
+ gfc_symbol *derived;
+ gfc_symbol *dt;
+ gfc_symtree *st;
+ pointer_info *info;
+ char name[GFC_MAX_SYMBOL_LEN + 1];
+ char module[GFC_MAX_SYMBOL_LEN + 1];
+ const char *p;
+
+ mio_lparen ();
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ mio_lparen ();
+ mio_integer (&symbol);
+ info = get_integer (symbol);
+ derived = info->u.rsym.sym;
+
+ /* This one is not being loaded. */
+ if (!info || !derived)
+ {
+ while (peek_atom () != ATOM_RPAREN)
+ skip_list ();
+ continue;
+ }
+
+ gcc_assert (derived->attr.flavor == FL_DERIVED);
+ if (derived->f2k_derived == NULL)
+ derived->f2k_derived = gfc_get_namespace (NULL, 0);
+
+ while (peek_atom () != ATOM_RPAREN)
+ {
+ mio_lparen ();
+ mio_internal_string (name);
+ mio_internal_string (module);
+
+ /* Only use one use name to find the symbol. */
+ j = 1;
+ p = find_use_name_n (name, &j, false);
+ if (p)
+ {
+ st = gfc_find_symtree (gfc_current_ns->sym_root, p);
+ dt = st->n.sym;
+ st = gfc_find_symtree (derived->f2k_derived->sym_root, name);
+ if (st == NULL)
+ {
+ /* Only use the real name in f2k_derived to ensure a single
+ symtree. */
+ st = gfc_new_symtree (&derived->f2k_derived->sym_root, name);
+ st->n.sym = dt;
+ st->n.sym->refs++;
+ }
+ }
+ mio_rparen ();
+ }
+ mio_rparen ();
+ }
+ mio_rparen ();
+}
+
+