extern tree c_add_case_label (splay_tree, tree, tree, tree, tree);
extern void c_do_switch_warnings (splay_tree, tree);
+extern void c_do_switch_expr_warnings (splay_tree, tree);
extern tree build_function_call (tree, tree);
extern void lvalue_error (enum lvalue_use);
+extern int complete_array_type (tree *, tree, bool);
+
/* In c-gimplify.c */
extern void c_genericize (tree);
extern int c_gimplify_expr (tree *, tree *, tree *);