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Eric Niebler 5b6d08974e Merged revisions 40861-40888 via svnmerge from 
https://svn.boost.org/svn/boost/trunk

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  r40862 | dave | 2007-11-06 15:39:09 -0800 (Tue, 06 Nov 2007) | 2 lines
  
  Added missing copyright/license
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  r40863 | djowel | 2007-11-06 18:12:28 -0800 (Tue, 06 Nov 2007) | 1 line
  
  added copyright and license info for each page.
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  r40864 | aaron_windsor | 2007-11-06 18:30:38 -0800 (Tue, 06 Nov 2007) | 1 line
  
  Shortening file name of a graph test to < 32 characters
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  r40865 | djowel | 2007-11-06 18:34:18 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40866 | djowel | 2007-11-06 19:06:23 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40867 | djowel | 2007-11-06 19:23:31 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40868 | djowel | 2007-11-06 19:25:59 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40869 | djowel | 2007-11-06 19:27:38 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40870 | djowel | 2007-11-06 19:30:01 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40871 | djowel | 2007-11-06 19:35:49 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40872 | djowel | 2007-11-06 19:37:51 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40873 | djowel | 2007-11-06 19:46:23 -0800 (Tue, 06 Nov 2007) | 1 line
  
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  r40874 | chris_kohlhoff | 2007-11-06 22:49:36 -0800 (Tue, 06 Nov 2007) | 2 lines
  
  Add copyright notice.
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  r40875 | chris_kohlhoff | 2007-11-06 22:53:17 -0800 (Tue, 06 Nov 2007) | 2 lines
  
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  r40876 | chris_kohlhoff | 2007-11-06 23:23:53 -0800 (Tue, 06 Nov 2007) | 2 lines
  
  Add asio.
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  r40877 | joaquin | 2007-11-07 00:45:27 -0800 (Wed, 07 Nov 2007) | 1 line
  
  reapplied change at rev 40284
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  r40878 | johnmaddock | 2007-11-07 02:07:08 -0800 (Wed, 07 Nov 2007) | 1 line
  
  Ooops, got the pp-logic wrong and disable long double support for all Unix platforms, instead of just Intel on Linux prior to version 10.
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  r40879 | johnmaddock | 2007-11-07 02:09:50 -0800 (Wed, 07 Nov 2007) | 1 line
  
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  r40880 | t_schwinger | 2007-11-07 02:14:42 -0800 (Wed, 07 Nov 2007) | 3 lines
  
  adds FunctionTypes
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  r40881 | johnmaddock | 2007-11-07 03:50:02 -0800 (Wed, 07 Nov 2007) | 1 line
  
  Change test (again) so that the range of values tested matches original test: last change started testing more extreme input values, which caused regressions on Mac OS X.
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  r40882 | johnmaddock | 2007-11-07 03:59:39 -0800 (Wed, 07 Nov 2007) | 3 lines
  
  Disabled use of long double when BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS is defined.
  Disabled special-double precision error rates when BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS is defined.
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  r40883 | johnmaddock | 2007-11-07 04:04:01 -0800 (Wed, 07 Nov 2007) | 1 line
  
  Oops get the name of test right!
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  r40884 | anthonyw | 2007-11-07 04:10:17 -0800 (Wed, 07 Nov 2007) | 1 line
  
  Added missing licence and copyright
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  r40885 | garcia | 2007-11-07 04:25:16 -0800 (Wed, 07 Nov 2007) | 2 lines
  
  added logging library.
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  r40886 | garcia | 2007-11-07 05:38:53 -0800 (Wed, 07 Nov 2007) | 2 lines
  
  Exception was accepted.
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  r40887 | fcacciola | 2007-11-07 06:12:15 -0800 (Wed, 07 Nov 2007) | 1 line
  
  Added explicit failures for newly discovered GCC const ref binding bug (see Ticket #1301)
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[SVN r40891]
2007-11-07 16:22:38 +00:00

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<html>
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<title>equal</title>
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<div class="section" lang="en">
<div class="titlepage"><div><div><h5 class="title">
<a name="fusion.sequence.operator.comparison.equal"></a><a href="equal.html" title="equal">equal</a></h5></div></div></div>
<a name="fusion.sequence.operator.comparison.equal.description"></a><h6>
<a name="id518720"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.description">Description</a>
</h6>
<p>
Compare two sequences for equality.
</p>
<a name="fusion.sequence.operator.comparison.equal.synopsis"></a><h6>
<a name="id518751"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.synopsis">Synopsis</a>
</h6>
<pre class="programlisting">
<span class="keyword">template</span> <span class="special">&lt;</span><span class="keyword">typename</span> <span class="identifier">Seq1</span><span class="special">,</span> <span class="keyword">typename</span> <span class="identifier">Seq2</span><span class="special">&gt;</span>
<span class="keyword">bool</span>
<span class="keyword">operator</span><span class="special">==(</span><span class="identifier">Seq1</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">a</span><span class="special">,</span> <span class="identifier">Seq2</span> <span class="keyword">const</span><span class="special">&amp;</span> <span class="identifier">b</span><span class="special">);</span>
</pre>
<a name="fusion.sequence.operator.comparison.equal.parameters"></a><h6>
<a name="id518906"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.parameters">Parameters</a>
</h6>
<div class="informaltable"><table class="table">
<colgroup>
<col>
<col>
<col>
</colgroup>
<thead><tr>
<th>
<p>
Parameter
</p>
</th>
<th>
<p>
Requirement
</p>
</th>
<th>
<p>
Description
</p>
</th>
</tr></thead>
<tbody><tr>
<td>
<p>
<tt class="computeroutput"><span class="identifier">a</span><span class="special">,</span>
<span class="identifier">b</span></tt>
</p>
</td>
<td>
<p>
Instances of <a href="../../../sequence.html" title="Sequence">Sequence</a>
</p>
</td>
<td>
<p>
<a href="../../../sequence.html" title="Sequence">Sequence</a>(s) to compare
</p>
</td>
</tr></tbody>
</table></div>
<a name="fusion.sequence.operator.comparison.equal.expression_semantics"></a><h6>
<a name="id519038"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.expression_semantics">Expression
Semantics</a>
</h6>
<pre class="programlisting">
<span class="identifier">a</span> <span class="special">==</span> <span class="identifier">b</span>
</pre>
<p>
<span class="bold"><b>Return type</b></span>: <tt class="computeroutput"><span class="keyword">bool</span></tt>
</p>
<p>
<span class="bold"><b>Requirements</b></span>:
</p>
<p>
For each element, <tt class="computeroutput"><span class="identifier">e1</span></tt>,
in sequence <tt class="computeroutput"><span class="identifier">a</span></tt>, and for
each element, <tt class="computeroutput"><span class="identifier">e2</span></tt>, in
sequence <tt class="computeroutput"><span class="identifier">b</span></tt>, <tt class="computeroutput"><span class="identifier">a</span> <span class="special">==</span> <span class="identifier">b</span></tt> is a valid expression returning a
type that is convertible to bool.
</p>
<p>
An attempt to compare two Sequences of different lengths results in a
compile time error.
</p>
<p>
<span class="bold"><b>Semantics</b></span>:
</p>
<p>
For each element, <tt class="computeroutput"><span class="identifier">e1</span></tt>,
in sequence <tt class="computeroutput"><span class="identifier">a</span></tt>, and for
each element, <tt class="computeroutput"><span class="identifier">e2</span></tt>, in
sequence <tt class="computeroutput"><span class="identifier">b</span></tt>, <tt class="computeroutput"><span class="identifier">e1</span> <span class="special">==</span> <span class="identifier">e2</span></tt> returns true. For any 2 zero length
<span class="underline">_sequence</span>_s, e and f, e == f returns
true.
</p>
<a name="fusion.sequence.operator.comparison.equal.header"></a><h6>
<a name="id519300"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.header">Header</a>
</h6>
<pre class="programlisting">
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">sequence</span><span class="special">/</span><span class="identifier">comparison</span><span class="special">/</span><span class="identifier">equal_to</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
<span class="preprocessor">#include</span> <span class="special">&lt;</span><span class="identifier">boost</span><span class="special">/</span><span class="identifier">fusion</span><span class="special">/</span><span class="identifier">include</span><span class="special">/</span><span class="identifier">equal_to</span><span class="special">.</span><span class="identifier">hpp</span><span class="special">&gt;</span>
</pre>
<a name="fusion.sequence.operator.comparison.equal.example"></a><h6>
<a name="id519470"></a>
<a href="equal.html#fusion.sequence.operator.comparison.equal.example">Example</a>
</h6>
<pre class="programlisting">
<a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">char</span><span class="special">&gt;</span> <span class="identifier">v1</span><span class="special">(</span><span class="number">5</span><span class="special">,</span> <span class="char">'a'</span><span class="special">);</span>
<a href="../../../container/vector.html" title="vector"><tt class="computeroutput"><span class="identifier">vector</span></tt></a><span class="special">&lt;</span><span class="keyword">int</span><span class="special">,</span> <span class="keyword">char</span><span class="special">&gt;</span> <span class="identifier">v2</span><span class="special">(</span><span class="number">5</span><span class="special">,</span> <span class="char">'a'</span><span class="special">);</span>
<span class="identifier">assert</span><span class="special">(</span><span class="identifier">v1</span> <span class="special">==</span> <span class="identifier">v2</span><span class="special">);</span>
</pre>
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr>
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