gcc_assert (TREE_CODE (gnu_return_type) == VOID_TYPE);
gnu_return_type = make_node (RECORD_TYPE);
TYPE_NAME (gnu_return_type) = get_identifier ("RETURN");
+ /* Set a default alignment to speed up accesses. */
+ TYPE_ALIGN (gnu_return_type)
+ = get_mode_alignment (ptr_mode);
has_copy_in_out = true;
}