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<tr class="memitem:gab115ebeb6ac845ab4f4336617ad33165"><td class="memItemLeft" align="right" valign="top">virtual const char *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a01489.html#gab115ebeb6ac845ab4f4336617ad33165">std::exception::what</a> () const _GLIBCXX_TXN_SAFE_DYN noexcept</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<p>Classes and functions for reporting errors via exception classes. </p>
<h2 class="groupheader">Function Documentation</h2>
<a id="gaf51888cedbc669a114cd79e39e0cd9be"></a>
<h2 class="memtitle"><span class="permalink"><a href="#gaf51888cedbc669a114cd79e39e0cd9be">&#9670;&nbsp;</a></span>__verbose_terminate_handler()</h2>

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<p>A replacement for the standard terminate_handler which prints more information about the terminating exception (if any) on stderr. </p>
<p>Call </p><div class="fragment"><div class="line"><a class="code" href="a01541.html#aa53bcb9876c7b393a9e9e26fc90d5811">std::set_terminate</a>(<a class="code" href="a01489.html#gaf51888cedbc669a114cd79e39e0cd9be">__gnu_cxx::__verbose_terminate_handler</a>)</div></div><!-- fragment --><p> to use. For more info, see <a href="http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt02ch06s02.html">http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt02ch06s02.html</a></p>
<p>In 3.4 and later, this is on by default. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ga02cdcc517fefe661313437aa9356a28f">&#9670;&nbsp;</a></span>current_exception()</h2>

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<p>Obtain an exception_ptr to the currently handled exception. If there is none, or the currently handled exception is foreign, return the null value. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#ga200c1d3152b2fd43b206da6c031b9730">&#9670;&nbsp;</a></span>make_exception_ptr()</h2>

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template&lt;typename _Ex &gt; </div>
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<p>Obtain an exception_ptr pointing to a copy of the supplied object. </p>

<p class="definition">Definition at line <a class="el" href="a00332_source.html#l00179">179</a> of file <a class="el" href="a00332_source.html">exception_ptr.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ga64d0b68338d7edbfd7d95f4177dbc442">&#9670;&nbsp;</a></span>rethrow_exception()</h2>

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          <td class="memname">void std::rethrow_exception </td>
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<p>Throw the object pointed to by the exception_ptr. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#gab61c4f8fae83699092207e16594f6b35">&#9670;&nbsp;</a></span>rethrow_if_nested()</h2>

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template&lt;typename _Ex &gt; </div>
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<p>If <code>__ex</code> is derived from nested_exception, <code>__ex.rethrow_nested()</code>. </p>

<p class="definition">Definition at line <a class="el" href="a00425_source.html#l00151">151</a> of file <a class="el" href="a00425_source.html">nested_exception.h</a>.</p>

<p class="reference">References <a class="el" href="a00422_source.html#l00047">std::__addressof()</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#gae6e361189fc8333896bebb3523551209">&#9670;&nbsp;</a></span>throw_with_nested()</h2>

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<p>If <code>__t</code> is derived from nested_exception, throws <code>__t</code>. Else, throws an implementation-defined object derived from both. </p>

<p class="definition">Definition at line <a class="el" href="a00425_source.html#l00114">114</a> of file <a class="el" href="a00425_source.html">nested_exception.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#gab115ebeb6ac845ab4f4336617ad33165">&#9670;&nbsp;</a></span>what()</h2>

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<p>Returns a C-style character string describing the general cause of the current error. </p>

<p>Reimplemented in <a class="el" href="a05803.html#a7ab1e57574a1dff9cdf603041cbe628a">std::ios_base::failure</a>, <a class="el" href="a02807.html#a261a33056182b4b5f047e7061d716380">std::runtime_error</a>, <a class="el" href="a01679.html#ad423bab305d43240e9798c55778ca199">std::bad_typeid</a>, <a class="el" href="a01675.html#a06dd9ba98e54d468ba243e7354c52714">std::bad_cast</a>, <a class="el" href="a02787.html#ae8b3821398a8d041bbfdf2c44c972569">std::logic_error</a>, <a class="el" href="a02231.html#a95833ed17fb6f056709e29abdc50f50c">std::future_error</a>, <a class="el" href="a06891.html#adfea1fffacfb8c9c39f374e16ec7315c">std::bad_weak_ptr</a>, <a class="el" href="a09899.html#a1304de0136b22b9b0949cd329de37d9e">std::experimental::fundamentals_v1::bad_any_cast</a>, <a class="el" href="a01659.html#a3559b1691d8a8138d5fb7aa79ac06cbe">std::bad_alloc</a>, <a class="el" href="a07083.html#adc08d09b07e62fe8943fdda5ab8f56af">std::bad_function_call</a>, and <a class="el" href="a01651.html#a039e9f2a4314de27076f0ab3c15da722">std::bad_exception</a>.</p>

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