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<a name="feraiseexcept_002d_002d_002draise-floating_002dpoint-exception"></a>
<h3 class="section">3.6 <code>feraiseexcept</code>&mdash;raise floating-point exception</h3>
<a name="index-feraiseexcept"></a>
<p><strong>Synopsis</strong>
</p><div class="example">
<pre class="example">#include &lt;fenv.h&gt;
int feraiseexcept(int <var>excepts</var>);

Link with -lm.

</pre></div>
<p><strong>Description</strong><br>
This method attempts to raise the floating-point exceptions specified
in <var>excepts</var>.
</p>
<br>
<p><strong>Returns</strong><br>
If the <var>excepts</var> argument is zero or all requested exceptions were
successfully raised, this method returns zero. Otherwise, a non-zero
value is returned.
</p>
<br>
<p><strong>Portability</strong><br>
ANSI C requires <code>feraiseexcept</code>.
</p>
<p>Not all Newlib targets have a working implementation.  Refer to
the file <code>sys/fenv.h</code> to see the status for your target.
</p>
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