
<p>Instances of a Dereferenceable type can be used like a pointer to access an lvalue.

<h2><a name="concept-requirements"></a>Concept Requirements</h2>
<h3><a name="Dereferenceable-concept"></a>Dereferenceable Concept</h3>

<p>In the table below, <code><b>T</b></code> is a model of
Dereferenceable, and <code><b>x</b></code> denotes an object of
type <code>T</code>.  In addition, all pointers are Dereferenceable.

<table summary="Dereferenceable expressions" border="1" cellpadding="5">

  <tr> 
    <td><b>