{"ast_node_type":"other","tokens":[{"end":78,"kind":"keyword","start":0,"text":"if"}]}
        if self.sess.target.os == "unknown" || self.sess.target.os == "none" {
        // this, so be sure these symbols make their way out of the linker as well.
            self.link_args(&["--export=__heap_base", "--export=__data_end"]);