boostbook/test/more/tests/libs/hash-ref.gold2

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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_bool_1_2_2_2">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_char_1_2_2_3">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_signed_char_1_2_2_4">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_unsigned_char_1_2_2_5">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_wchar_t_1_2_2_6">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_short_1_2_2_7">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_unsigned_shor_1_2_2_8">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_int_1_2_2_9">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_unsigned_int_1_2_2_10">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_long_1_2_2_11">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_unsigned_lon_1_2_2_12">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_long_long_1_2_2_13">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_unsigned_lon_1_2_2_14">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_float_1_2_2_15">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_double_1_2_2_16">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_long_double_1_2_2_17">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_std_string_1_2_2_18">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_std_wstring_1_2_2_19">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_1_2_2_20">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="id-1_2_2_21-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="id-1_2_2_21_2_1-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="id-1_2_2_21_2_2-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="id-1_2_2_22-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="id-1_2_2_22_1_2-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="id-1_2_2_22_1_3-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="id-1_2_2_22_1_4-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="id-1_2_2_22_1_5-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="id-1_2_2_22_1_6-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="id-1_2_2_22_1_7-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="id-1_2_2_22_1_8-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="id-1_2_2_22_1_9-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="id-1_2_2_22_1_10-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="id-1_2_2_22_1_11-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="id-1_2_2_22_1_12-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="id-1_2_2_22_1_13-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="id-1_2_2_22_1_14-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="id-1_2_2_22_1_15-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="id-1_2_2_22_1_16-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="id-1_2_2_22_1_17-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="id-1_2_2_22_1_18-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="id-1_2_2_22_1_19-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="id-1_2_2_22_1_20-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="id-1_2_2_22_1_21-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="id-1_2_2_22_1_22-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="id-1_2_2_22_1_23-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="id-1_2_2_22_1_24-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="id-1_2_2_22_1_25-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="id-1_2_2_22_1_26-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="id-1_2_2_22_1_27-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="id-1_2_2_22_1_28-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="id-1_2_2_22_1_29-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="id-1_2_2_22_1_30-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="id-1_2_2_21-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="id-1_2_2_21_2_1-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="id-1_2_2_21_2_2-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="id-1_2_2_22-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="id-1_2_2_22_1_2-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="id-1_2_2_22_1_3-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="id-1_2_2_22_1_4-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="id-1_2_2_22_1_5-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="id-1_2_2_22_1_6-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="id-1_2_2_22_1_7-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="id-1_2_2_22_1_8-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="id-1_2_2_22_1_9-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="id-1_2_2_22_1_10-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="id-1_2_2_22_1_11-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="id-1_2_2_22_1_12-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="id-1_2_2_22_1_13-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="id-1_2_2_22_1_14-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="id-1_2_2_22_1_15-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="id-1_2_2_22_1_16-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="id-1_2_2_22_1_17-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="id-1_2_2_22_1_18-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="id-1_2_2_22_1_19-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="id-1_2_2_22_1_20-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="id-1_2_2_22_1_21-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="id-1_2_2_22_1_22-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="id-1_2_2_22_1_23-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="id-1_2_2_22_1_24-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="id-1_2_2_22_1_25-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="id-1_2_2_22_1_26-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="id-1_2_2_22_1_27-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="id-1_2_2_22_1_28-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="id-1_2_2_22_1_29-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="id-1_2_2_22_1_30-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="id-1_2_2_1_4-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="id-1_2_2_1_4-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_bool_1_2_2_2"><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_bool_1_2_2_2">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="id-1_2_2_2_3-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="id-1_2_2_2_3-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_char_1_2_2_3"><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_char_1_2_2_3">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="id-1_2_2_3_3-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="id-1_2_2_3_3-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_signed_char_1_2_2_4"><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_signed_char_1_2_2_4">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="id-1_2_2_4_3-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="id-1_2_2_4_3-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_unsigned_char_1_2_2_5"><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_unsigned_char_1_2_2_5">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="id-1_2_2_5_3-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="id-1_2_2_5_3-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_wchar_t_1_2_2_6"><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_wchar_t_1_2_2_6">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="id-1_2_2_6_3-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="id-1_2_2_6_3-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_short_1_2_2_7"><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_short_1_2_2_7">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="id-1_2_2_7_3-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="id-1_2_2_7_3-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_unsigned_shor_1_2_2_8"><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_unsigned_shor_1_2_2_8">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="id-1_2_2_8_3-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="id-1_2_2_8_3-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_int_1_2_2_9"><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_int_1_2_2_9">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="id-1_2_2_9_3-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="id-1_2_2_9_3-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_unsigned_int_1_2_2_10"><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_unsigned_int_1_2_2_10">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="id-1_2_2_10_3-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="id-1_2_2_10_3-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_long_1_2_2_11"><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_long_1_2_2_11">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="id-1_2_2_11_3-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="id-1_2_2_11_3-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_unsigned_lon_1_2_2_12"><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_unsigned_lon_1_2_2_12">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="id-1_2_2_12_3-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="id-1_2_2_12_3-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_long_long_1_2_2_13"><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_long_long_1_2_2_13">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="id-1_2_2_13_3-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="id-1_2_2_13_3-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_unsigned_lon_1_2_2_14"><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_unsigned_lon_1_2_2_14">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="id-1_2_2_14_3-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="id-1_2_2_14_3-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_float_1_2_2_15"><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_float_1_2_2_15">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="id-1_2_2_15_3-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="id-1_2_2_15_3-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_double_1_2_2_16"><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_double_1_2_2_16">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="id-1_2_2_16_3-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="id-1_2_2_16_3-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_long_double_1_2_2_17"><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_long_double_1_2_2_17">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="id-1_2_2_17_3-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="id-1_2_2_17_3-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_std_string_1_2_2_18"><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_std_string_1_2_2_18">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="id-1_2_2_18_3-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="id-1_2_2_18_3-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_std_wstring_1_2_2_19"><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_std_wstring_1_2_2_19">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="id-1_2_2_19_3-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="id-1_2_2_19_3-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_1_2_2_20"><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_1_2_2_20">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="id-1_2_2_20_3-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="id-1_2_2_20_3-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>