{"ast_node_type":"other","tokens":[{"end":105,"kind":"keyword","start":0,"text":"//"}]}
            // highlighted as unsafe, even when the current target features set is a superset (RFC 2396).
            // FIXME: Passing `None` here means not-unsafe functions with `#[target_feature]` will be
            // We probably should consider checking the current function, but I found no easy way to do