| 479 | using const_reference = value_type const &; |
| 480 | |
| 481 | ringbuffer (void) noexcept |
| 482 | : _buffer {} |
| 483 | , _buffered {0} |
| 484 | , _owpolicy {overwrite_policy::no_overwrite} |
| 485 | {} |
| 486 | |
| 487 | ringbuffer (ringbuffer const & other) |
| 488 | noexcept (std::is_nothrow_copy_constructible <value_type>::value) |