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  26 <div class="refentry">
  27 <a name="boost.container.new_allocator__idp50437888"></a><div class="titlepage"></div>
  28 <div class="refnamediv">
  29 <h2><span class="refentrytitle">Class new_allocator&lt;void&gt;</span></h2>
  30 <p>boost::container::new_allocator&lt;void&gt; &#8212; Specialization of <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> for void types. </p>
  31 </div>
  32 <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
  33 <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../boost_container_header_reference.html#header.boost.container.new_allocator_hpp" title="Header &lt;boost/container/new_allocator.hpp&gt;">boost/container/new_allocator.hpp</a>&gt;
  34
  35 </span>
  36 <span class="keyword">class</span> <a class="link" href="new_allocator__idp50437888.html" title="Class new_allocator&lt;void&gt;">new_allocator</a><span class="special">&lt;</span><span class="keyword">void</span><span class="special">&gt;</span> <span class="special">{</span>
  37 <span class="keyword">public</span><span class="special">:</span>
  38   <span class="comment">// types</span>
  39   <span class="keyword">typedef</span> <span class="keyword">void</span>                   <a name="boost.container.new_allocator__idp50437888.value_type"></a><span class="identifier">value_type</span><span class="special">;</span>
  40   <span class="keyword">typedef</span> <span class="keyword">void</span> <span class="special">*</span>                 <a name="boost.container.new_allocator__idp50437888.pointer"></a><span class="identifier">pointer</span><span class="special">;</span>
  41   <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keyword">void</span> <span class="special">*</span>           <a name="boost.container.new_allocator__idp50437888.const_pointer"></a><span class="identifier">const_pointer</span><span class="special">;</span>
  42   <span class="keyword">typedef</span> <span class="identifier">implementation_defined</span> <a name="boost.container.new_allocator__idp50437888.propagate_on_c_idp50446112"></a><span class="identifier">propagate_on_container_move_assignment</span><span class="special">;</span>  <span class="comment">// A integral constant of type bool with value true. </span>
  43   <span class="keyword">typedef</span> <span class="identifier">implementation_defined</span> <a name="boost.container.new_allocator__idp50437888.is_always_equal"></a><span class="identifier">is_always_equal</span><span class="special">;</span>                         <span class="comment">// A integral constant of type bool with value true. </span>
  44
  45   <span class="comment">// member classes/structs/unions</span>
  46   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T2<span class="special">&gt;</span>
  47   <span class="keyword">struct</span> <a class="link" href="new_allocator__idp50437888/rebind.html" title="Struct template rebind">rebind</a> <span class="special">{</span>
  48     <span class="comment">// types</span>
  49     <span class="keyword">typedef</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a><span class="special">&lt;</span> <span class="identifier">T2</span> <span class="special">&gt;</span> <a class="link" href="new_allocator__idp50437888/rebind.html#boost.container.new_allocator__idp50437888.rebind.other"><span class="identifier">other</span></a><span class="special">;</span>
  50   <span class="special">}</span><span class="special">;</span>
  51
  52   <span class="comment">// <a class="link" href="new_allocator__idp50437888.html#boost.container.new_allocator__idp50437888construct-copy-destruct">construct/copy/destruct</a></span>
  53   <a class="link" href="new_allocator__idp50437888.html#idp50449184-bb"><span class="identifier">new_allocator</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  54   <a class="link" href="new_allocator__idp50437888.html#idp50450176-bb"><span class="identifier">new_allocator</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  55   <span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T2<span class="special">&gt;</span> <a class="link" href="new_allocator__idp50437888.html#idp50453024-bb"><span class="identifier">new_allocator</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a><span class="special">&lt;</span> <span class="identifier">T2</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  56
  57   <span class="comment">// <a class="link" href="new_allocator__idp50437888.html#idp50456736-bb">friend functions</a></span>
  58   <span class="keyword">friend</span> <span class="keyword">void</span> <a class="link" href="new_allocator__idp50437888.html#idp50457296-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  59   <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="new_allocator__idp50437888.html#idp50461552-bb"><span class="keyword">operator</span><span class="special">==</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  60   <span class="keyword">friend</span> <span class="keyword">bool</span> <a class="link" href="new_allocator__idp50437888.html#idp50466176-bb"><span class="keyword">operator</span><span class="special">!=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span>
  61 <span class="special">}</span><span class="special">;</span></pre></div>
  62 <div class="refsect1">
  63 <a name="idp190591792"></a><h2>Description</h2>
  64 <div class="refsect2">
  65 <a name="idp190592208"></a><h3>
  66 <a name="boost.container.new_allocator__idp50437888construct-copy-destruct"></a><code class="computeroutput">new_allocator</code>
  67         public
  68        construct/copy/destruct</h3>
  69 <div class="orderedlist"><ol class="orderedlist" type="1">
  70 <li class="listitem">
  71 <pre class="literallayout"><a name="idp50449184-bb"></a><span class="identifier">new_allocator</span><span class="special">(</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  72 <p>Default constructor Never throws </p>
  73 </li>
  74 <li class="listitem">
  75 <pre class="literallayout"><a name="idp50450176-bb"></a><span class="identifier">new_allocator</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  76 <p>Constructor from other <code class="computeroutput"><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a></code>. Never throws </p>
  77 </li>
  78 <li class="listitem">
  79 <pre class="literallayout"><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> T2<span class="special">&gt;</span> <a name="idp50453024-bb"></a><span class="identifier">new_allocator</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a><span class="special">&lt;</span> <span class="identifier">T2</span> <span class="special">&gt;</span> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  80 <p>Constructor from related <code class="computeroutput"><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a></code>. Never throws </p>
  81 </li>
  82 </ol></div>
  83 </div>
  84 <div class="refsect2">
  85 <a name="idp190619568"></a><h3>
  86 <a name="idp50456736-bb"></a><code class="computeroutput">new_allocator</code> friend functions</h3>
  87 <div class="orderedlist"><ol class="orderedlist" type="1">
  88 <li class="listitem">
  89 <pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">void</span> <a name="idp50457296-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  90 <p>Swaps two allocators, does nothing because this <code class="computeroutput"><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a></code> is stateless </p>
  91 </li>
  92 <li class="listitem">
  93 <pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idp50461552-bb"></a><span class="keyword">operator</span><span class="special">==</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  94 <p>An <code class="computeroutput"><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a></code> always compares to true, as memory allocated with one instance can be deallocated by another instance </p>
  95 </li>
  96 <li class="listitem">
  97 <pre class="literallayout"><span class="keyword">friend</span> <span class="keyword">bool</span> <a name="idp50466176-bb"></a><span class="keyword">operator</span><span class="special">!=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">,</span> <span class="keyword">const</span> <a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a> <span class="special">&amp;</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre>
  98 <p>An <code class="computeroutput"><a class="link" href="new_allocator.html" title="Class template new_allocator">new_allocator</a></code> always compares to false, as memory allocated with one instance can be deallocated by another instance </p>
  99 </li>
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 106 <td align="right"><div class="copyright-footer">Copyright &#169; 2009-2015 Ion Gaztanaga<p>
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 108         file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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