<html>
<head>
<base href="https://llvm.org/bugs/" />
</head>
<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - Formula is illegal assert in LoopStrengthReduced"
href="https://llvm.org/bugs/show_bug.cgi?id=30424">30424</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Formula is illegal assert in LoopStrengthReduced
</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>
<tr>
<th>OS</th>
<td>Linux
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Support Libraries
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>Matthew.Arsenault@amd.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=17291" name="attach_17291" title="Bugpoint reduced testcase">attachment 17291</a> <a href="attachment.cgi?id=17291&action=edit" title="Bugpoint reduced testcase">[details]</a></span>
Bugpoint reduced testcase
This testcase hits:
llc: ../lib/Transforms/Scalar/LoopStrengthReduce.cpp:3068: bool (anonymous
namespace)::LSRInstance::InsertFormula((anonymous namespace)::LSRUse &,
unsigned int, const (anonymous namespace)::Formula &): Assertion
`isLegalUse(TTI, LU.MinOffset, LU.MaxOffset, LU.Kind, LU.AccessTy, F) &&
"Formula is illegal"' failed.
Reproduce with llc lsr-crash-reduced.ll</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>