#ifdef TREE_CODE
#ifdef HAVE_MACHINE_MODES
-extern int mcore_num_arg_regs (enum machine_mode, tree);
+extern int mcore_num_arg_regs (enum machine_mode, const_tree);
#endif /* HAVE_MACHINE_MODES */
#ifdef RTX_CODE
-extern rtx mcore_function_value (tree, tree);
+extern rtx mcore_function_value (const_tree, const_tree);
#endif /* RTX_CODE */
#endif /* TREE_CODE */