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<div class="title">std::allocator_traits< _Alloc > Struct Template Reference<div class="ingroups"><a class="el" href="a01431.html">Utilities</a> » <a class="el" href="a01424.html">Memory</a> » <a class="el" href="a01443.html">Allocators</a></div></div> </div>
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Inheritance diagram for std::allocator_traits< _Alloc >:</div>
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Public Types</h2></td></tr>
<tr class="memitem:afca1125c7f138bdffa1fda17a5181429"><td class="memItemLeft" align="right" valign="top">typedef _Alloc </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#afca1125c7f138bdffa1fda17a5181429">allocator_type</a></td></tr>
<tr class="separator:afca1125c7f138bdffa1fda17a5181429"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9f5af8cc851146c64ea7a846477c2c46"><td class="memItemLeft" align="right" valign="top">typedef __const_pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a9f5af8cc851146c64ea7a846477c2c46">const_pointer</a></td></tr>
<tr class="separator:a9f5af8cc851146c64ea7a846477c2c46"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad2eb6f18c8a2ff167bc276f2ca6c89e2"><td class="memItemLeft" align="right" valign="top">typedef __const_void_pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#ad2eb6f18c8a2ff167bc276f2ca6c89e2">const_void_pointer</a></td></tr>
<tr class="separator:ad2eb6f18c8a2ff167bc276f2ca6c89e2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3e7a121977c8b44d247526a3f8d655f8"><td class="memItemLeft" align="right" valign="top">typedef __difference_type </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a3e7a121977c8b44d247526a3f8d655f8">difference_type</a></td></tr>
<tr class="separator:a3e7a121977c8b44d247526a3f8d655f8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8fa48f2bd3c8a0c32836872689b2ca62"><td class="memItemLeft" align="right" valign="top">typedef __pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a></td></tr>
<tr class="separator:a8fa48f2bd3c8a0c32836872689b2ca62"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aaf8537cdd5491ce78baf889aa79c9216"><td class="memItemLeft" align="right" valign="top">typedef __propagate_on_container_copy_assignment </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#aaf8537cdd5491ce78baf889aa79c9216">propagate_on_container_copy_assignment</a></td></tr>
<tr class="separator:aaf8537cdd5491ce78baf889aa79c9216"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aaa25d41df1ee33bc852b46687f42c8a2"><td class="memItemLeft" align="right" valign="top">typedef __propagate_on_container_move_assignment </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#aaa25d41df1ee33bc852b46687f42c8a2">propagate_on_container_move_assignment</a></td></tr>
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<tr class="memitem:ab473299e767e1bd58e5b71f0a87c05b1"><td class="memItemLeft" align="right" valign="top">typedef __propagate_on_container_swap </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#ab473299e767e1bd58e5b71f0a87c05b1">propagate_on_container_swap</a></td></tr>
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<tr class="memitem:a797b3c598e0d37018cb71b24637c7992"><td class="memTemplParams" colspan="2"><a id="a797b3c598e0d37018cb71b24637c7992"></a>
template<typename _Tp > </td></tr>
<tr class="memitem:a797b3c598e0d37018cb71b24637c7992"><td class="memTemplItemLeft" align="right" valign="top">using </td><td class="memTemplItemRight" valign="bottom"><b>rebind_alloc</b> = typename __alloctr_rebind< _Alloc, _Tp >::__type</td></tr>
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template<typename _Tp > </td></tr>
<tr class="memitem:a04a8dd851f0d8effccc0a7c0f2e60f3e"><td class="memTemplItemLeft" align="right" valign="top">using </td><td class="memTemplItemRight" valign="bottom"><b>rebind_traits</b> = <a class="el" href="a04085.html">allocator_traits</a>< rebind_alloc< _Tp > ></td></tr>
<tr class="separator:a04a8dd851f0d8effccc0a7c0f2e60f3e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aba783acc03d73b750b1525250084f104"><td class="memItemLeft" align="right" valign="top">typedef __size_type </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a></td></tr>
<tr class="separator:aba783acc03d73b750b1525250084f104"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa51dca0f6ab162918c10679e8feb57df"><td class="memItemLeft" align="right" valign="top">typedef _Alloc::value_type </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#aa51dca0f6ab162918c10679e8feb57df">value_type</a></td></tr>
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<tr class="memitem:a7bf3224b11fa6d5a86d3c9bcfa9bae40"><td class="memItemLeft" align="right" valign="top">typedef __void_pointer </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a7bf3224b11fa6d5a86d3c9bcfa9bae40">void_pointer</a></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-methods"></a>
Static Public Member Functions</h2></td></tr>
<tr class="memitem:a1afbf725286c9e82ba6166dcc04b10bc"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a1afbf725286c9e82ba6166dcc04b10bc">allocate</a> (_Alloc &__a, <a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> __n)</td></tr>
<tr class="separator:a1afbf725286c9e82ba6166dcc04b10bc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a79296fdf0f48ef0a49f2d5de6193f867"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a79296fdf0f48ef0a49f2d5de6193f867">allocate</a> (_Alloc &__a, <a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> __n, <a class="el" href="a04085.html#ad2eb6f18c8a2ff167bc276f2ca6c89e2">const_void_pointer</a> __hint)</td></tr>
<tr class="separator:a79296fdf0f48ef0a49f2d5de6193f867"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aad7d7b8604439d1ecf953a1b9a426e7b"><td class="memTemplParams" colspan="2">template<typename _Tp , typename... _Args> </td></tr>
<tr class="memitem:aad7d7b8604439d1ecf953a1b9a426e7b"><td class="memTemplItemLeft" align="right" valign="top">static auto </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a04085.html#aad7d7b8604439d1ecf953a1b9a426e7b">construct</a> (_Alloc &__a, _Tp *__p, _Args &&... __args) -> decltype(_S_construct(__a, __p, <a class="el" href="a01431.html#gacb5baec338e12b99cb6bddea7506c7c6">std::forward</a>< _Args >(__args)...))</td></tr>
<tr class="separator:aad7d7b8604439d1ecf953a1b9a426e7b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae5f6b86b98b17e2ba39243ca8eaf4ee1"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#ae5f6b86b98b17e2ba39243ca8eaf4ee1">deallocate</a> (_Alloc &__a, <a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> __p, <a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> __n)</td></tr>
<tr class="separator:ae5f6b86b98b17e2ba39243ca8eaf4ee1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac73f3d164cf01c9d61b44d42c30db3d3"><td class="memTemplParams" colspan="2">template<typename _Tp > </td></tr>
<tr class="memitem:ac73f3d164cf01c9d61b44d42c30db3d3"><td class="memTemplItemLeft" align="right" valign="top">static void </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a04085.html#ac73f3d164cf01c9d61b44d42c30db3d3">destroy</a> (_Alloc &__a, _Tp *__p)</td></tr>
<tr class="separator:ac73f3d164cf01c9d61b44d42c30db3d3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a29c306bcb6a7676a516430a0e50b990a"><td class="memItemLeft" align="right" valign="top">static <a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#a29c306bcb6a7676a516430a0e50b990a">max_size</a> (const _Alloc &__a) noexcept</td></tr>
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<tr class="memitem:ac324d9065f45f7ae2dd1e0014c73f218"><td class="memItemLeft" align="right" valign="top">static _Alloc </td><td class="memItemRight" valign="bottom"><a class="el" href="a04085.html#ac324d9065f45f7ae2dd1e0014c73f218">select_on_container_copy_construction</a> (const _Alloc &__rhs)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template<typename _Alloc><br />
struct std::allocator_traits< _Alloc ></h3>
<p>Uniform interface to all allocator types. </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00083">83</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a id="afca1125c7f138bdffa1fda17a5181429"></a>
<h2 class="memtitle"><span class="permalink"><a href="#afca1125c7f138bdffa1fda17a5181429">◆ </a></span>allocator_type</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef _Alloc <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#afca1125c7f138bdffa1fda17a5181429">allocator_type</a></td>
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<p>The allocator type. </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00086">86</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<a id="a9f5af8cc851146c64ea7a846477c2c46"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9f5af8cc851146c64ea7a846477c2c46">◆ </a></span>const_pointer</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __const_pointer <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#a9f5af8cc851146c64ea7a846477c2c46">const_pointer</a></td>
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<p>The allocator's const pointer type. </p>
<p><code>Alloc::const_pointer</code> if that type exists, otherwise <code> pointer_traits<pointer>::rebind<const value_type> </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00116">116</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<a id="ad2eb6f18c8a2ff167bc276f2ca6c89e2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad2eb6f18c8a2ff167bc276f2ca6c89e2">◆ </a></span>const_void_pointer</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __const_void_pointer <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#ad2eb6f18c8a2ff167bc276f2ca6c89e2">const_void_pointer</a></td>
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<p>The allocator's const void pointer type. </p>
<p><code>Alloc::const_void_pointer</code> if that type exists, otherwise <code> pointer_traits<pointer>::rebind<const void> </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00138">138</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<a id="a3e7a121977c8b44d247526a3f8d655f8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3e7a121977c8b44d247526a3f8d655f8">◆ </a></span>difference_type</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __difference_type <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#a3e7a121977c8b44d247526a3f8d655f8">difference_type</a></td>
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<p>The allocator's difference type. </p>
<p><code>Alloc::difference_type</code> if that type exists, otherwise <code> pointer_traits<pointer>::difference_type </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00149">149</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8fa48f2bd3c8a0c32836872689b2ca62">◆ </a></span>pointer</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __pointer <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a></td>
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<p>The allocator's pointer type. </p>
<p><code>Alloc::pointer</code> if that type exists, otherwise <code>value_type*</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00105">105</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aaf8537cdd5491ce78baf889aa79c9216">◆ </a></span>propagate_on_container_copy_assignment</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __propagate_on_container_copy_assignment <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#aaf8537cdd5491ce78baf889aa79c9216">propagate_on_container_copy_assignment</a></td>
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<p>How the allocator is propagated on copy assignment. </p>
<p><code>Alloc::propagate_on_container_copy_assignment</code> if that type exists, otherwise <code>false_type</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00172">172</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aaa25d41df1ee33bc852b46687f42c8a2">◆ </a></span>propagate_on_container_move_assignment</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __propagate_on_container_move_assignment <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#aaa25d41df1ee33bc852b46687f42c8a2">propagate_on_container_move_assignment</a></td>
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<p>How the allocator is propagated on move assignment. </p>
<p><code>Alloc::propagate_on_container_move_assignment</code> if that type exists, otherwise <code>false_type</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00184">184</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<a id="ab473299e767e1bd58e5b71f0a87c05b1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab473299e767e1bd58e5b71f0a87c05b1">◆ </a></span>propagate_on_container_swap</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __propagate_on_container_swap <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#ab473299e767e1bd58e5b71f0a87c05b1">propagate_on_container_swap</a></td>
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<p>How the allocator is propagated on swap. </p>
<p><code>Alloc::propagate_on_container_swap</code> if that type exists, otherwise <code>false_type</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00195">195</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aba783acc03d73b750b1525250084f104">◆ </a></span>size_type</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __size_type <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a></td>
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<p>The allocator's size type. </p>
<p><code>Alloc::size_type</code> if that type exists, otherwise <code> make_unsigned<difference_type>::type </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00160">160</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa51dca0f6ab162918c10679e8feb57df">◆ </a></span>value_type</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef _Alloc::value_type <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#aa51dca0f6ab162918c10679e8feb57df">value_type</a></td>
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<p>The allocated type. </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00088">88</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a7bf3224b11fa6d5a86d3c9bcfa9bae40">◆ </a></span>void_pointer</h2>
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template<typename _Alloc> </div>
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<td class="memname">typedef __void_pointer <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::<a class="el" href="a04085.html#a7bf3224b11fa6d5a86d3c9bcfa9bae40">void_pointer</a></td>
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<p>The allocator's void pointer type. </p>
<p><code>Alloc::void_pointer</code> if that type exists, otherwise <code> pointer_traits<pointer>::rebind<void> </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00127">127</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="groupheader">Member Function Documentation</h2>
<a id="a1afbf725286c9e82ba6166dcc04b10bc"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1afbf725286c9e82ba6166dcc04b10bc">◆ </a></span>allocate() <span class="overload">[1/2]</span></h2>
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template<typename _Alloc> </div>
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<td class="memname">static <a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::allocate </td>
<td>(</td>
<td class="paramtype">_Alloc & </td>
<td class="paramname"><em>__a</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> </td>
<td class="paramname"><em>__n</em> </td>
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<td></td>
<td>)</td>
<td></td><td></td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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<p>Allocate memory. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
<tr><td class="paramname">__n</td><td>The number of objects to allocate space for.</td></tr>
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</dd>
</dl>
<p>Calls <code>a.allocate(n)</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00359">359</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
<p class="reference">Referenced by <a class="el" href="a00260_source.html#l00100">std::__allocate_guarded()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a79296fdf0f48ef0a49f2d5de6193f867">◆ </a></span>allocate() <span class="overload">[2/2]</span></h2>
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template<typename _Alloc> </div>
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<td class="memname">static <a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::allocate </td>
<td>(</td>
<td class="paramtype">_Alloc & </td>
<td class="paramname"><em>__a</em>, </td>
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<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> </td>
<td class="paramname"><em>__n</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a04085.html#ad2eb6f18c8a2ff167bc276f2ca6c89e2">const_void_pointer</a> </td>
<td class="paramname"><em>__hint</em> </td>
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<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">static</span></span> </td>
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<p>Allocate memory. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
<tr><td class="paramname">__n</td><td>The number of objects to allocate space for. </td></tr>
<tr><td class="paramname">__hint</td><td>Aid to locality. </td></tr>
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</dd>
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<dl class="section return"><dt>Returns</dt><dd>Memory of suitable size and alignment for <em>n</em> objects of type <code>value_type</code> </dd></dl>
<p>Returns <code> a.allocate(n, hint) </code> if that expression is well-formed, otherwise returns <code>a.allocate(n)</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00374">374</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aad7d7b8604439d1ecf953a1b9a426e7b">◆ </a></span>construct()</h2>
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template<typename _Alloc> </div>
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template<typename _Tp , typename... _Args> </div>
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<td class="memname">static auto <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::construct </td>
<td>(</td>
<td class="paramtype">_Alloc & </td>
<td class="paramname"><em>__a</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">_Tp * </td>
<td class="paramname"><em>__p</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">_Args &&... </td>
<td class="paramname"><em>__args</em> </td>
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<td></td>
<td>)</td>
<td></td><td> -> decltype(_S_construct(__a, __p, <a class="el" href="a01431.html#gacb5baec338e12b99cb6bddea7506c7c6">std::forward</a><_Args>(__args)...))
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<p>Construct an object of type <em>_Tp</em>. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
<tr><td class="paramname">__p</td><td>Pointer to memory of suitable size and alignment for Tp </td></tr>
<tr><td class="paramname">__args</td><td>Constructor arguments.</td></tr>
</table>
</dd>
</dl>
<p>Calls <code> __a.construct(__p, std::forward<Args>(__args)...) </code> if that expression is well-formed, otherwise uses placement-new to construct an object of type <em>_Tp</em> at location <em>__p</em> from the arguments <em>__args</em>... </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00400">400</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ae5f6b86b98b17e2ba39243ca8eaf4ee1">◆ </a></span>deallocate()</h2>
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<td class="memname">static void <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::deallocate </td>
<td>(</td>
<td class="paramtype">_Alloc & </td>
<td class="paramname"><em>__a</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a04085.html#a8fa48f2bd3c8a0c32836872689b2ca62">pointer</a> </td>
<td class="paramname"><em>__p</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> </td>
<td class="paramname"><em>__n</em> </td>
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<td>)</td>
<td></td><td></td>
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<p>Deallocate memory. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
<tr><td class="paramname">__p</td><td>Pointer to the memory to deallocate. </td></tr>
<tr><td class="paramname">__n</td><td>The number of objects space was allocated for.</td></tr>
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<p>Calls <code> a.deallocate(p, n) </code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00385">385</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
<p class="reference">Referenced by <a class="el" href="a00260_source.html#l00069">std::__allocated_ptr< _Alloc >::~__allocated_ptr()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac73f3d164cf01c9d61b44d42c30db3d3">◆ </a></span>destroy()</h2>
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template<typename _Alloc> </div>
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template<typename _Tp > </div>
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<td class="memname">static void <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::destroy </td>
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<td class="paramname"><em>__a</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">_Tp * </td>
<td class="paramname"><em>__p</em> </td>
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<p>Destroy an object of type <em>_Tp</em>. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
<tr><td class="paramname">__p</td><td>Pointer to the object to destroy</td></tr>
</table>
</dd>
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<p>Calls <code>__a.destroy(__p)</code> if that expression is well-formed, otherwise calls <code>__p->~_Tp()</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00413">413</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a29c306bcb6a7676a516430a0e50b990a">◆ </a></span>max_size()</h2>
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template<typename _Alloc> </div>
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<td class="memname">static <a class="el" href="a04085.html#aba783acc03d73b750b1525250084f104">size_type</a> <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::max_size </td>
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<td class="paramtype">const _Alloc & </td>
<td class="paramname"><em>__a</em></td><td>)</td>
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<p>The maximum supported allocation size. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__a</td><td>An allocator. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><code>__a.max_size()</code> or <code>numeric_limits<size_type>::max()</code> </dd></dl>
<p>Returns <code>__a.max_size()</code> if that expression is well-formed, otherwise returns <code>numeric_limits<size_type>::max()</code> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00424">424</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac324d9065f45f7ae2dd1e0014c73f218">◆ </a></span>select_on_container_copy_construction()</h2>
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template<typename _Alloc> </div>
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<td class="memname">static _Alloc <a class="el" href="a04085.html">std::allocator_traits</a>< _Alloc >::select_on_container_copy_construction </td>
<td>(</td>
<td class="paramtype">const _Alloc & </td>
<td class="paramname"><em>__rhs</em></td><td>)</td>
<td></td>
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<p>Obtain an allocator to use when copying a container. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">__rhs</td><td>An allocator. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><code>__rhs.select_on_container_copy_construction()</code> or <em>__rhs</em> </dd></dl>
<p>Returns <code>__rhs.select_on_container_copy_construction()</code> if that expression is well-formed, otherwise returns <em>__rhs</em> </p>
<p class="definition">Definition at line <a class="el" href="a14746_source.html#l00436">436</a> of file <a class="el" href="a14746_source.html">bits/alloc_traits.h</a>.</p>
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<hr/>The documentation for this struct was generated from the following file:<ul>
<li><a class="el" href="a14746_source.html">bits/alloc_traits.h</a></li>
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