47     _Engine __e_;
100         : __e_(__e) {}  in independent_bits_engine()
104         : __e_(_VSTD::move(__e)) {}  in independent_bits_engine()
107     explicit independent_bits_engine(result_type __sd) : __e_(__sd) {}  in independent_bits_engine()
113          : __e_(__q) {}  in __e_()  function
115     void seed() {__e_.seed();}  in seed()
117     void seed(result_type __sd) {__e_.seed(__sd);}  in seed()
125         seed(_Sseq& __q) {__e_.seed(__q);}  in seed()
135     const _Engine& base() const _NOEXCEPT {return __e_;}  in base()
196     return static_cast<result_type>(__e_() & __mask0);  in __eval()
209             __u = __e_() - _Engine::min();  in __eval()
218             __u = __e_() - _Engine::min();  in __eval()
263         __x.__e_ = __e;