[article C++ Code Blocks
[quickbook 1.5]
]

    // No escape
    /* No escape */
    /* No escape
     * with newlines
     */
    // In Header: <``[@boost:/boost/optional/optional.hpp boost/optional/optional.hpp]``>
    /* In Header: <``[@boost:/boost/optional/optional.hpp boost/optional/optional.hpp]``> */
    /* Multiple escapes: ``/italic/``
     * ``_underline_````*bold*``
     */

A badly formed comment:

    /* Oh dear

A badly formed comment with an escape:

    /* Oh dear ``*bold*``