ocator in <tt>x</tt>. <br />
 <b>Postconditions:</b> For all <tt>i</tt> in the range
<tt>[0,x.size())</tt>, <tt>(*this)[i] == x[i]</tt>.<br />
 <b>Throws:</b> An allocation error if memory is exhausted
(<tt>std::bad_alloc</tt> if
<tt>Allocator=std::allocator</tt>).<br />
 (Required by <a href=
"https://boost.org/sgi/stl/Assignable.html">Assignable</a>.)

<hr />
<pre>
<a id="move-cons">dynamic_bitset</a>(dynamic_bitset&amp;&amp; x)
</pre>

<b>Effects:</b> Constructs a bitset that is the same as the bitset
<t