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| <div class="refentry"> |
| <a name="boost.movelib.default_delete"></a><div class="titlepage"></div> |
| <div class="refnamediv"> |
| <h2><span class="refentrytitle">Struct template default_delete</span></h2> |
| <p>boost::movelib::default_delete</p> |
| </div> |
| <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> |
| <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../move/reference.html#header.boost.move.default_delete_hpp" title="Header <boost/move/default_delete.hpp>">boost/move/default_delete.hpp</a>> |
| |
| </span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> T<span class="special">></span> |
| <span class="keyword">struct</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">{</span> |
| <span class="comment">// <a class="link" href="default_delete.html#boost.movelib.default_deleteconstruct-copy-destruct">construct/copy/destruct</a></span> |
| <a class="link" href="default_delete.html#idp85609504-bb"><span class="identifier">default_delete</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> |
| <a class="link" href="default_delete.html#idp85610208-bb"><span class="identifier">default_delete</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> <a class="link" href="default_delete.html#idp98045104-bb"><span class="identifier">default_delete</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a><span class="special"><</span> <span class="identifier">U</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span> |
| <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span> <a class="link" href="default_delete.html#idp98043104-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span> |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> |
| <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span> <a class="link" href="default_delete.html#idp146738000-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a><span class="special"><</span> <span class="identifier">U</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span> |
| |
| <span class="comment">// <a class="link" href="default_delete.html#idp85636064-bb">public member functions</a></span> |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> <span class="keyword">void</span> <a class="link" href="default_delete.html#idp85636624-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> |
| <span class="keyword">void</span> <a class="link" href="default_delete.html#idp85605648-bb"><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span></a><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">nullptr_t</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span> |
| <span class="special">}</span><span class="special">;</span></pre></div> |
| <div class="refsect1"> |
| <a name="idp323961648"></a><h2>Description</h2> |
| <p>The class template <code class="computeroutput"><a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a></code> serves as the default deleter (destruction policy) for the class template <code class="computeroutput"><a class="link" href="unique_ptr.html" title="Class template unique_ptr">unique_ptr</a></code>.</p> |
| <p> |
| </p> |
| <div class="refsect2"> |
| <a name="idp323965392"></a><h3>Template Parameters</h3> |
| <div class="orderedlist"><ol class="orderedlist" type="1"><li class="listitem"> |
| <pre class="literallayout"><span class="keyword">typename</span> T</pre> |
| <p>The type to be deleted. It may be an incomplete type </p> |
| </li></ol></div> |
| </div> |
| <div class="refsect2"> |
| <a name="idp323968544"></a><h3> |
| <a name="boost.movelib.default_deleteconstruct-copy-destruct"></a><code class="computeroutput">default_delete</code> |
| public |
| construct/copy/destruct</h3> |
| <div class="orderedlist"><ol class="orderedlist" type="1"> |
| <li class="listitem"> |
| <pre class="literallayout"><a name="idp85609504-bb"></a><span class="identifier">default_delete</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre> |
| <p>Default constructor. </p> |
| </li> |
| <li class="listitem"><pre class="literallayout"><a name="idp85610208-bb"></a><span class="identifier">default_delete</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span></pre></li> |
| <li class="listitem"> |
| <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> <a name="idp98045104-bb"></a><span class="identifier">default_delete</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a><span class="special"><</span> <span class="identifier">U</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> |
| <p><span class="bold"><strong>Effects</strong></span>: Constructs a <code class="computeroutput"><a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a></code> object from another <code class="computeroutput">default_delete<U></code> object.</p> |
| <p><span class="bold"><strong>Remarks</strong></span>: This constructor shall not participate in overload resolution unless:</p> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"><p>If T is not an array type and U* is implicitly convertible to T*.</p></li> |
| <li class="listitem"><p>If T is an array type and U* is a more CV qualified pointer to remove_extent<T>::type. </p></li> |
| </ul></div> |
| <p> |
| </p> |
| </li> |
| <li class="listitem"><pre class="literallayout"><a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span> <a name="idp98043104-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span><span class="special">)</span><span class="special">;</span></pre></li> |
| <li class="listitem"> |
| <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> |
| <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a> <span class="special">&</span> <a name="idp146738000-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a><span class="special"><</span> <span class="identifier">U</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> |
| <p><span class="bold"><strong>Effects</strong></span>: Constructs a <code class="computeroutput"><a class="link" href="default_delete.html" title="Struct template default_delete">default_delete</a></code> object from another <code class="computeroutput">default_delete<U></code> object.</p> |
| <p><span class="bold"><strong>Remarks</strong></span>: This constructor shall not participate in overload resolution unless:</p> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"><p>If T is not an array type and U* is implicitly convertible to T*.</p></li> |
| <li class="listitem"><p>If T is an array type and U* is a more CV qualified pointer to remove_extent<T>::type. </p></li> |
| </ul></div> |
| <p> |
| </p> |
| </li> |
| </ol></div> |
| </div> |
| <div class="refsect2"> |
| <a name="idp324022000"></a><h3> |
| <a name="idp85636064-bb"></a><code class="computeroutput">default_delete</code> public member functions</h3> |
| <div class="orderedlist"><ol class="orderedlist" type="1"> |
| <li class="listitem"> |
| <pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> U<span class="special">></span> <span class="keyword">void</span> <a name="idp85636624-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">U</span> <span class="special">*</span> ptr<span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> |
| <p><span class="bold"><strong>Effects</strong></span>: if T is not an array type, calls <code class="computeroutput">delete</code> on static_cast<T*>(ptr), otherwise calls <code class="computeroutput">delete[]</code> on static_cast<remove_extent<T>::type*>(ptr).</p> |
| <p><span class="bold"><strong>Remarks</strong></span>: If U is an incomplete type, the program is ill-formed. This operator shall not participate in overload resolution unless:</p> |
| <div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "> |
| <li class="listitem"><p>T is not an array type and U* is convertible to T*, OR</p></li> |
| <li class="listitem"><p>T is an array type, and remove_cv<U>::type is the same type as remove_cv<remove_extent<T>::type>::type and U* is convertible to remove_extent<T>::type*. </p></li> |
| </ul></div> |
| <p> |
| </p> |
| </li> |
| <li class="listitem"> |
| <pre class="literallayout"><span class="keyword">void</span> <a name="idp85605648-bb"></a><span class="keyword">operator</span><span class="special">(</span><span class="special">)</span><span class="special">(</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">nullptr_t</span><span class="special">)</span> <span class="keyword">const</span> <span class="keyword">noexcept</span><span class="special">;</span></pre> |
| <p><span class="bold"><strong>Effects</strong></span>: Same as <code class="computeroutput">(<span class="emphasis"><em>this)(static_cast<element_type</em></span>>(nullptr))</code>. </p> |
| </li> |
| </ol></div> |
| </div> |
| </div> |
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| <td align="right"><div class="copyright-footer">Copyright © 2008-2014 Ion Gaztanaga<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| 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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