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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Wrong code produced by -fslp-vectorize-aggressive"
href="https://llvm.org/bugs/show_bug.cgi?id=25849">25849</a>
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<th>Summary</th>
<td>Wrong code produced by -fslp-vectorize-aggressive
</td>
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<th>Product</th>
<td>clang
</td>
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<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>C++
</td>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>Vsevolod.Livinskij@frtk.ru
</td>
</tr>
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<th>CC</th>
<td>dgregor@apple.com, llvm-bugs@lists.llvm.org
</td>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=15465" name="attach_15465" title="Reproducer.">attachment 15465</a> <a href="attachment.cgi?id=15465&action=edit" title="Reproducer.">[details]</a></span>
Reproducer.
Clang produces incorrect code with -O2 -fslp-vectorize-aggressive options.
Reproducer fails with FPE:
<span class="quote">> clang++ small.cpp -o out -O2 -fslp-vectorize-aggressive
> ./out</span >
Floating point exception (core dumped)
<span class="quote">> clang -v</span >
clang version 3.8.0 (trunk 255492)
Target: x86_64-unknown-linux-gnu
Thread model: posix</pre>
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