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17<h1>Boost Exception</h1>
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22<div class="RenoIncludeDIV"><div class="RenoAutoDIV"><h3>enable_error_info</h3>
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24<div class="RenoIncludeDIV"><p><span class="RenoEscape">&#35;<!--<wiki>`&#35;</wiki>--></span>include &lt;<span class="RenoLink"><a href="boost_exception_enable_error_info_hpp.html">boost/exception/enable_error_info.hpp</a></span>&gt;</p>
25<pre>namespace
26boost
27 {
28<span class="RenoIncludeSPAN"> template &lt;class T&gt;
29 ---unspecified--- <span class="RenoLink">enable_error_info</span>( T const &amp; x );</span>
30 }</pre>
31</div><h4>Requirements:</h4>
32<p>T must be a class with an accessible no-throw copy constructor as per (15.5.1).</p>
33<h4>Returns:</h4>
34<div><ul><li> If T derives from boost::<span class="RenoLink"><a href="exception.html">exception</a></span>, the returned object is of type T and is a copy of x.</li>
35<li> Otherwise, the returned object is of an unspecified type that derives publicly from both T and boost::<span class="RenoLink"><a href="exception.html">exception</a></span>. The T sub-object is initialized from x by the T copy constructor.</li>
36</ul></div>
37<h4>Throws:</h4>
38<p>Nothing.</p>
39</div><div class="RenoAutoDIV"><div class="RenoHR"><hr/></div>
40See also: <span class="RenoPageList"><a href="BOOST_THROW_EXCEPTION.html">BOOST_THROW_EXCEPTION</a>&nbsp;| <a href="boost-exception.html">Boost Exception</a>&nbsp;| <a href="boost_exception_enable_error_info_hpp.html">boost/exception/enable_error_info.hpp</a>&nbsp;| <a href="configuration_macros.html">Configuration Macros</a>&nbsp;| <a href="frequently_asked_questions.html">Frequently Asked Questions</a>&nbsp;| <a href="tutorial_enable_error_info.html">Integrating Boost Exception in Existing Exception Class Hierarchies</a></span>
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49<small>Copyright (c) 2006-2009 by Emil Dotchevski and Reverge Studios, Inc.<br/>
50Distributed under the <a href="http://www.boost.org/LICENSE_1_0.txt">Boost Software License, Version 1.0</a>.</small>
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