{"ast_node_type":"function","tokens":[{"end":99,"kind":"keyword","start":0,"text":"pub"}]}
    pub fn thinlto_codegen_set_cache_dir(cg: thinlto_code_gen_t, cache_dir: *const ::libc::c_char);
    // Setting this activates caching.
    /// Set the cache pruning interval, in seconds.