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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Missed deadcode elimination with function pointers"
href="https://llvm.org/bugs/show_bug.cgi?id=31683">31683</a>
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<th>Summary</th>
<td>Missed deadcode elimination with function pointers
</td>
</tr>
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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>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>LLVM Codegen
</td>
</tr>
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<th>Assignee</th>
<td>unassignedclangbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>eric.huhtala@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>See here: <a href="https://godbolt.org/g/xQD64y">https://godbolt.org/g/xQD64y</a>
If I uncomment the first call, clang determines that it's all deadcode, and
generates the same "xor eax, eax" as gcc. With the first call commented out,
clang still assigns to the array.</pre>
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