bump version to 12.2.2-pve1

[ceph.git] / ceph / src / boost / tools / boostbook / test / more / tests / libs / hash-ref.gold

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<section><title>Reference</title>
  <section id="hash.reference.specification">
    <para>For the full specification, see section 6.3 of the
        <ulink url="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1836.pdf">C++ Standard Library Technical Report</ulink>
        and issue 6.18 of the
        <ulink url="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1837.pdf">Library Extension Technical Report Issues List</ulink> (page 63).
    </para>
  </section>
  <section id="header.boost.functional.hash_hpp"><title>Header &lt;<ulink url="../../boost/functional/hash.hpp">boost/functional/hash.hpp</ulink>&gt;</title><para>
      Defines <computeroutput><link xmlns:xi="http://www.w3.org/2001/XInclude" linkend="boost.hash">boost::hash</link></computeroutput>,
      and helper functions.
    </para><synopsis xmlns:xi="http://www.w3.org/2001/XInclude"><phrase role="keyword">namespace</phrase> <phrase role="identifier">boost</phrase> <phrase role="special">{</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash">hash</link><phrase role="special">;</phrase>

  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_bo_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">bool</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_ch_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_si_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_wc_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">wchar_t</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_sh_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">short</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_in_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">int</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id3">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id4">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id5">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_fl_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">float</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_do_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">double</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id3">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_st_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">string</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_st_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">wstring</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="keyword">struct</phrase> <link linkend="boost.hash_T_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase><phrase role="special">&gt;</phrase><phrase role="special">;</phrase>

  <phrase role="comment">// <link linkend="id1-bb">Support functions (Boost extension).</link></phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="keyword">void</phrase> <link linkend="boost.hash_combine"><phrase role="identifier">hash_combine</phrase></link><phrase role="special">(</phrase><phrase role="identifier">size_t</phrase> <phrase role="special">&amp;</phrase><phrase role="special">,</phrase> <phrase role="identifier">T</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> It<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id2-bb"><phrase role="identifier">hash_range</phrase></link><phrase role="special">(</phrase><phrase role="identifier">It</phrase><phrase role="special">,</phrase> <phrase role="identifier">It</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> It<phrase role="special">&gt;</phrase> <phrase role="keyword">void</phrase> <link linkend="id3-bb"><phrase role="identifier">hash_range</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase><phrase role="special">&amp;</phrase><phrase role="special">,</phrase> <phrase role="identifier">It</phrase><phrase role="special">,</phrase> <phrase role="identifier">It</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>

  <phrase role="comment">// <link linkend="id4-bb">Overloadable hash implementation (Boost extension).</link></phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id5-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">bool</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id6-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">char</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id7-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id8-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id9-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">wchar_t</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id10-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">short</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id11-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id12-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">int</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id13-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id14-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id15-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id16-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id17-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id18-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">float</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id19-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">double</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id20-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id21-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">unsigned</phrase> N<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id22-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">T</phrase> <phrase role="special">(</phrase><phrase role="special">&amp;</phrase><phrase role="identifier">val</phrase><phrase role="special">)</phrase><phrase role="special">[</phrase><phrase role="identifier">N</phrase><phrase role="special">]</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">unsigned</phrase> N<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id23-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="keyword">const</phrase> <phrase role="identifier">T</phrase> <phrase role="special">(</phrase><phrase role="special">&amp;</phrase><phrase role="identifier">val</phrase><phrase role="special">)</phrase><phrase role="special">[</phrase><phrase role="identifier">N</phrase><phrase role="special">]</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> Ch<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id24-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">basic_string</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">Ch</phrase><phrase role="special">,</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">char_traits</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">Ch</phrase><phrase role="special">&gt;</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> A<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> B<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id25-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">pair</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">A</phrase><phrase role="special">,</phrase> <phrase role="identifier">B</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id26-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">vector</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id27-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">list</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id28-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">deque</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id29-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">set</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id30-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">multiset</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id31-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">map</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
    <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id32-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">multimap</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
  <phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id33-bb"><phrase role="identifier">hash_value</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">complex</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase></synopsis>
    

    <refsect2 xmlns:xi="http://www.w3.org/2001/XInclude"><title><anchor id="id1-bb"/><computeroutput/> Support functions (Boost extension).</title><orderedlist><listitem><para><literallayout class="monospaced"><phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="keyword">void</phrase> <anchor id="boost.hash_combine"/><phrase role="identifier">hash_combine</phrase><phrase role="special">(</phrase><phrase role="identifier">size_t</phrase> <phrase role="special">&amp;</phrase> seed<phrase role="special">,</phrase> <phrase role="identifier">T</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> v<phrase role="special">)</phrase><phrase role="special">;</phrase></literallayout></para><simpara>
            Called repeatedly to incrementally create a hash value from
            several variables.
        </simpara><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Effects:</term><listitem><programlisting><phrase role="identifier">seed</phrase> <phrase role="special">^=</phrase> <link linkend="boost.hash_value">hash_value</link><phrase role="special">(</phrase><phrase role="identifier">v</phrase><phrase role="special">)</phrase> <phrase role="special">+</phrase> <phrase role="number">0x9e3779b9</phrase> <phrase role="special">+</phrase> <phrase role="special">(</phrase><phrase role="identifier">seed</phrase> <phrase role="special">&lt;&lt;</phrase> <phrase role="number">6</phrase><phrase role="special">)</phrase> <phrase role="special">+</phrase> <phrase role="special">(</phrase><phrase role="identifier">seed</phrase> <phrase role="special">&gt;&gt;</phrase> <phrase role="number">2</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase></programlisting></listitem></varlistentry><varlistentry><term>Notes:</term><listitem><para><link linkend="boost.hash_value">hash_value</link> is called without
          qualification, so that overloads can be found via ADL.</para><para>This is an extension to TR1</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem>
          Only throws if <link linkend="boost.hash_value">hash_value</link>(T) throws.
          Strong exception safety, as long as <link linkend="boost.hash_value">hash_value</link>(T)
          also has strong exception safety.
        </listitem></varlistentry></variablelist></listitem><listitem><para id="boost.hash_range"><literallayout class="monospaced"><phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> It<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id2-bb"/><phrase role="identifier">hash_range</phrase><phrase role="special">(</phrase><phrase role="identifier">It</phrase> first<phrase role="special">,</phrase> <phrase role="identifier">It</phrase> last<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> It<phrase role="special">&gt;</phrase> <phrase role="keyword">void</phrase> <anchor id="id3-bb"/><phrase role="identifier">hash_range</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase><phrase role="special">&amp;</phrase> seed<phrase role="special">,</phrase> <phrase role="identifier">It</phrase> first<phrase role="special">,</phrase> <phrase role="identifier">It</phrase> last<phrase role="special">)</phrase><phrase role="special">;</phrase></literallayout></para><simpara>
            Calculate the combined hash value of the elements of an iterator
            range.
        </simpara><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Effects:</term><listitem><para>For the two argument overload:
<programlisting>
<phrase role="identifier">size_t</phrase> <phrase role="identifier">seed</phrase> <phrase role="special">=</phrase> <phrase role="number">0</phrase><phrase role="special">;</phrase>

<phrase role="keyword">for</phrase><phrase role="special">(</phrase><phrase role="special">;</phrase> <phrase role="identifier">first</phrase> <phrase role="special">!=</phrase> <phrase role="identifier">last</phrase><phrase role="special">;</phrase> <phrase role="special">++</phrase><phrase role="identifier">first</phrase><phrase role="special">)</phrase>
<phrase role="special">{</phrase>
    <link linkend="boost.hash_combine">hash_combine</link><phrase role="special">(</phrase><phrase role="identifier">seed</phrase><phrase role="special">,</phrase> <phrase role="special">*</phrase><phrase role="identifier">first</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase>

<phrase role="keyword">return</phrase> <phrase role="identifier">seed</phrase><phrase role="special">;</phrase>
</programlisting>
          </para>For the three arguments overload:
<programlisting>
<phrase role="keyword">for</phrase><phrase role="special">(</phrase><phrase role="special">;</phrase> <phrase role="identifier">first</phrase> <phrase role="special">!=</phrase> <phrase role="identifier">last</phrase><phrase role="special">;</phrase> <phrase role="special">++</phrase><phrase role="identifier">first</phrase><phrase role="special">)</phrase>
<phrase role="special">{</phrase>
    <link linkend="boost.hash_combine">hash_combine</link><phrase role="special">(</phrase><phrase role="identifier">seed</phrase><phrase role="special">,</phrase> <phrase role="special">*</phrase><phrase role="identifier">first</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase>
</programlisting><para>
          </para></listitem></varlistentry><varlistentry><term>Notes:</term><listitem><para>
            <computeroutput>hash_range</computeroutput> is sensitive to the order of the elements
            so it wouldn't be appropriate to use this with an unordered
            container.
          </para><para>This is an extension to TR1</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>
          Only throws if <computeroutput><link linkend="boost.hash_value">hash_value</link>(std::iterator_traits&lt;It&gt;::value_type)</computeroutput>
          throws. <computeroutput>hash_range(std::size_t&amp;, It, It)</computeroutput> has basic exception safety as long as
          <computeroutput><link linkend="boost.hash_value">hash_value</link>(std::iterator_traits&lt;It&gt;::value_type)</computeroutput>
          has basic exception safety.
        </para></listitem></varlistentry></variablelist></listitem></orderedlist></refsect2><refsect2 xmlns:xi="http://www.w3.org/2001/XInclude"><title><anchor id="id4-bb"/><computeroutput/> Overloadable hash implementation (Boost extension).</title><orderedlist><listitem><para id="boost.hash_value"><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id5-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">bool</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id6-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">char</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id7-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id8-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id9-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">wchar_t</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id10-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">short</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id11-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id12-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">int</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id13-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id14-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id15-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id16-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id17-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id18-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">float</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id19-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">double</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id20-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id21-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">unsigned</phrase> N<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id22-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">T</phrase> <phrase role="special">(</phrase><phrase role="special">&amp;</phrase><phrase role="identifier">val</phrase><phrase role="special">)</phrase><phrase role="special">[</phrase><phrase role="identifier">N</phrase><phrase role="special">]</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">unsigned</phrase> N<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id23-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="keyword">const</phrase> <phrase role="identifier">T</phrase> <phrase role="special">(</phrase><phrase role="special">&amp;</phrase><phrase role="identifier">val</phrase><phrase role="special">)</phrase><phrase role="special">[</phrase><phrase role="identifier">N</phrase><phrase role="special">]</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> Ch<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id24-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">basic_string</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">Ch</phrase><phrase role="special">,</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">char_traits</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">Ch</phrase><phrase role="special">&gt;</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> A<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> B<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id25-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">pair</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">A</phrase><phrase role="special">,</phrase> <phrase role="identifier">B</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id26-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">vector</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id27-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">list</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id28-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">deque</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id29-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">set</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id30-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">multiset</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id31-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">map</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> K<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> T<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> C<phrase role="special">,</phrase> <phrase role="keyword">typename</phrase> A<phrase role="special">&gt;</phrase> 
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id32-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">multimap</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">K</phrase><phrase role="special">,</phrase> <phrase role="identifier">T</phrase><phrase role="special">,</phrase> <phrase role="identifier">C</phrase><phrase role="special">,</phrase> <phrase role="identifier">A</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id33-bb"/><phrase role="identifier">hash_value</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">complex</phrase><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">&gt;</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase><phrase role="special">;</phrase></literallayout></para><simpara>
            Implementation of the hash function.
        </simpara><para>
          Generally shouldn't be called directly by users, instead they should use
          <computeroutput><link linkend="boost.hash">boost::hash</link></computeroutput>, <computeroutput><link linkend="boost.hash_range">boost::hash_range</link></computeroutput>
          or <computeroutput><link linkend="boost.hash_combine">boost::hash_combine</link></computeroutput> which
          call <computeroutput>hash_value</computeroutput> without namespace qualification so that overloads
          for custom types are found via ADL.
        </para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Notes:</term><listitem><para>This is an extension to TR1</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem>
            Only throws if a user supplied version of
            <computeroutput><link linkend="boost.hash_value">hash_value</link></computeroutput>
            throws for an element of a container, or
            one of the types stored in a pair.
        </listitem></varlistentry><varlistentry><term>Returns:</term><listitem><informaltable>
            <tgroup cols="2">
              <thead>
                <row>
                  <entry>Types</entry>
                  <entry>Returns</entry>
                </row>
              </thead>
              <tbody>
                <row>
                  <entry><computeroutput>bool</computeroutput>,
                    <computeroutput>char</computeroutput>, <computeroutput>signed char</computeroutput>, <computeroutput>unsigned char</computeroutput>, <computeroutput>wchar_t</computeroutput>,
                    <computeroutput>short</computeroutput>, <computeroutput>unsigned short</computeroutput>,
                    <computeroutput>int</computeroutput>, <computeroutput>unsigned int</computeroutput>, <computeroutput>long</computeroutput>, <computeroutput>unsigned long</computeroutput>
                  </entry>
                  <entry><computeroutput>val</computeroutput></entry>
                </row>
                <row>
                  <entry><computeroutput>long long</computeroutput>, <computeroutput>unsigned long long</computeroutput></entry>
                  <entry><computeroutput>val</computeroutput> when <computeroutput>abs(val) &lt;= std::numeric_limits&lt;std::size_t&gt;::max()</computeroutput>.</entry>
                </row>
                <row>
                  <entry><computeroutput>float</computeroutput>, <computeroutput>double</computeroutput>, <computeroutput>long double</computeroutput></entry>
                  <entry>An unspecified value, except that equal arguments shall yield the same result.</entry>
                </row>
                <row>
                  <entry><computeroutput>T*</computeroutput></entry>
                  <entry>An unspecified value, except that equal arguments shall yield the same result.</entry>
                </row>
                <row>
                  <entry>
                    <computeroutput>T&#160;val[N]</computeroutput>,
                    <computeroutput>const&#160;T&#160;val[N]</computeroutput>
                  </entry>
                  <entry><computeroutput>hash_range(val, val+N)</computeroutput></entry>
                </row>
                <row>
                  <entry>
                    <computeroutput>std:basic_string&lt;Ch,&#160;std::char_traits&lt;Ch&gt;,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::vector&lt;T,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::list&lt;T,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::deque&lt;T,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::set&lt;K,&#160;C,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::multiset&lt;K,&#160;C,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::map&lt;K,&#160;T,&#160;C,&#160;A&gt;</computeroutput>,
                    <computeroutput>std::multimap&lt;K,&#160;T,&#160;C,&#160;A&gt;</computeroutput>
                  </entry>
                  <entry><computeroutput>hash_range(val.begin(), val.end())</computeroutput></entry>
                </row>
                <row>
                  <entry><computeroutput>std::pair&lt;A, B&gt;</computeroutput></entry>
                  <entry><programlisting><phrase role="identifier">size_t</phrase> <phrase role="identifier">seed</phrase> <phrase role="special">=</phrase> <phrase role="number">0</phrase><phrase role="special">;</phrase>
<link linkend="boost.hash_combine">hash_combine</link><phrase role="special">(</phrase><phrase role="identifier">seed</phrase><phrase role="special">,</phrase> <phrase role="identifier">val</phrase><phrase role="special">.</phrase><phrase role="identifier">first</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<link linkend="boost.hash_combine">hash_combine</link><phrase role="special">(</phrase><phrase role="identifier">seed</phrase><phrase role="special">,</phrase> <phrase role="identifier">val</phrase><phrase role="special">.</phrase><phrase role="identifier">second</phrase><phrase role="special">)</phrase><phrase role="special">;</phrase>
<phrase role="keyword">return</phrase> <phrase role="identifier">seed</phrase><phrase role="special">;</phrase></programlisting></entry>
                </row>
                <row>
                  <entry>
                    <computeroutput>std::complex&lt;T&gt;</computeroutput>
                  </entry>
                  <entry>When <computeroutput>T</computeroutput> is a built in type and <computeroutput>val.imag() == 0</computeroutput>, the result is equal to <computeroutput>hash_value(val.real())</computeroutput>. Otherwise an unspecified value, except that equal arguments shall yield the same result.</entry>
                </row>
              </tbody>
            </tgroup>
          </informaltable></listitem></varlistentry></variablelist></listitem></orderedlist></refsect2><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash"><refmeta><refentrytitle>Struct template hash</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash</refname><refpurpose>A <ulink url="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2005/n1836.pdf">TR1</ulink> compliant hash function object.</refpurpose></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase><phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> 
<phrase role="keyword">struct</phrase> <link linkend="boost.hash">hash</link> <phrase role="special">:</phrase> <phrase role="keyword">public</phrase> std::unary_function&lt;T, std::size_t&gt; <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id34-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="identifier">T</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id34-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="identifier">T</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>
            <programlisting><link linkend="boost.hash_value">hash_value</link><phrase role="special">(</phrase><phrase role="identifier">val</phrase><phrase role="special">)</phrase></programlisting>
          </para></listitem></varlistentry><varlistentry><term>Notes:</term><listitem><para>
              The call to <computeroutput><link linkend="boost.hash_value">hash_value</link></computeroutput>
              is unqualified, so that custom overloads can be
              found via argument dependent lookup.
            </para><para>
              This is not defined when the macro <computeroutput>BOOST_HASH_NO_EXTENSIONS</computeroutput>
              is defined. The specializations are still defined, so only the specializations
              required by TR1 are defined.
            </para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>
            Only throws if
            <computeroutput><link linkend="boost.hash_value">hash_value</link>(T)</computeroutput> throws.
          </para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_bo_id1"><refmeta><refentrytitle>Struct hash&lt;bool&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;bool&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_bo_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">bool</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id35-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">bool</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id35-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">bool</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_ch_id1"><refmeta><refentrytitle>Struct hash&lt;char&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;char&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_ch_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id36-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">char</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id36-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">char</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_si_id1"><refmeta><refentrytitle>Struct hash&lt;signed char&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;signed char&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_si_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id37-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id37-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">signed</phrase> <phrase role="keyword">char</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_un_id1"><refmeta><refentrytitle>Struct hash&lt;unsigned char&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;unsigned char&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id38-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id38-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">char</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_wc_id1"><refmeta><refentrytitle>Struct hash&lt;wchar_t&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;wchar_t&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_wc_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">wchar_t</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id39-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">wchar_t</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id39-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">wchar_t</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_sh_id1"><refmeta><refentrytitle>Struct hash&lt;short&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;short&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_sh_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">short</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id40-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">short</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id40-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">short</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_un_id2"><refmeta><refentrytitle>Struct hash&lt;unsigned short&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;unsigned short&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id41-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id41-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">short</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_in_id1"><refmeta><refentrytitle>Struct hash&lt;int&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;int&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_in_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">int</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id42-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">int</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id42-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">int</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_un_id3"><refmeta><refentrytitle>Struct hash&lt;unsigned int&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;unsigned int&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id3">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id43-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id43-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">int</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_lo_id1"><refmeta><refentrytitle>Struct hash&lt;long&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;long&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id44-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id44-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_un_id4"><refmeta><refentrytitle>Struct hash&lt;unsigned long&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;unsigned long&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id4">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id45-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id45-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_lo_id2"><refmeta><refentrytitle>Struct hash&lt;long long&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;long long&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id46-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id46-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_un_id5"><refmeta><refentrytitle>Struct hash&lt;unsigned long long&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;unsigned long long&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_un_id5">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id47-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id47-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">unsigned</phrase> <phrase role="keyword">long</phrase> <phrase role="keyword">long</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_fl_id1"><refmeta><refentrytitle>Struct hash&lt;float&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;float&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_fl_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">float</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id48-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">float</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id48-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">float</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_do_id1"><refmeta><refentrytitle>Struct hash&lt;double&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;double&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_do_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">double</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id49-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">double</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id49-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">double</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_lo_id3"><refmeta><refentrytitle>Struct hash&lt;long double&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;long double&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_lo_id3">hash</link><phrase role="special">&lt;</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id50-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id50-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="keyword">long</phrase> <phrase role="keyword">double</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_st_id1"><refmeta><refentrytitle>Struct hash&lt;std::string&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;std::string&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_st_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">string</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id51-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">string</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id51-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">string</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_st_id2"><refmeta><refentrytitle>Struct hash&lt;std::wstring&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;std::wstring&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase>
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_st_id2">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">wstring</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id52-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">wstring</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id52-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">wstring</phrase> <phrase role="keyword">const</phrase><phrase role="special">&amp;</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para><para><link linkend="boost.hash_value">hash_value</link>(val) in Boost.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry><refentry xmlns:xi="http://www.w3.org/2001/XInclude" id="boost.hash_T_id1"><refmeta><refentrytitle>Struct template hash&lt;T*&gt;</refentrytitle><manvolnum>3</manvolnum></refmeta><refnamediv><refname>boost::hash&lt;T*&gt;</refname><refpurpose/></refnamediv><refsynopsisdiv><synopsis><phrase role="comment">// In header: &lt;<link linkend="header.boost.functional.hash_hpp">boost/functional/hash.hpp</link>&gt;

</phrase><phrase role="keyword">template</phrase><phrase role="special">&lt;</phrase><phrase role="keyword">typename</phrase> T<phrase role="special">&gt;</phrase> 
<phrase role="keyword">struct</phrase> <link linkend="boost.hash_T_id1">hash</link><phrase role="special">&lt;</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase><phrase role="special">&gt;</phrase> <phrase role="special">{</phrase>
  <phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <link linkend="id53-bb"><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase></link><phrase role="special">(</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase><phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase>
<phrase role="special">}</phrase><phrase role="special">;</phrase></synopsis></refsynopsisdiv><refsect1><title>Description</title><para><literallayout class="monospaced"><phrase role="identifier">std</phrase><phrase role="special">::</phrase><phrase role="identifier">size_t</phrase> <anchor id="id53-bb"/><phrase role="keyword">operator</phrase><phrase role="special">(</phrase><phrase role="special">)</phrase><phrase role="special">(</phrase><phrase role="identifier">T</phrase><phrase role="special">*</phrase> val<phrase role="special">)</phrase> <phrase role="keyword">const</phrase><phrase role="special">;</phrase></literallayout></para><variablelist spacing="compact"><?dbhtml 
          list-presentation="table"
        ?><varlistentry><term>Returns:</term><listitem><para>Unspecified in TR1, except that equal arguments yield the same result.</para></listitem></varlistentry><varlistentry><term>Throws:</term><listitem><para>Doesn't throw</para></listitem></varlistentry></variablelist></refsect1></refentry>
  </section>
</section>