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<base href="https://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - LLVM doesn't fold fadd on ppc_fp128 correctly"
href="https://llvm.org/bugs/show_bug.cgi?id=29113">29113</a>
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<th>Summary</th>
<td>LLVM doesn't fold fadd on ppc_fp128 correctly
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>Backend: PowerPC
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>timshen91@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>Created <span class=""><a href="attachment.cgi?id=17033" name="attach_17033" title="Reduced test case">attachment 17033</a> <a href="attachment.cgi?id=17033&action=edit" title="Reduced test case">[details]</a></span>
Reduced test case
Constant folding on ppc_fp128 seems wrong, since the hardware makes the
attached program return 0 (not reproducible with the .ll file, but with the .cc
file), while the backend folds it to 0.</pre>
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