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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Pass modifies its input and doesn't report it: Global Value Numbering"
href="https://bugs.llvm.org/show_bug.cgi?id=48802">48802</a>
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<th>Summary</th>
<td>Pass modifies its input and doesn't report it: Global Value Numbering
</td>
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<th>Product</th>
<td>new-bugs
</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
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>enhancement
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>new bugs
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>david.stenberg@ericsson.com
</td>
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<th>CC</th>
<td>htmldeveloper@gmail.com, llvm-bugs@lists.llvm.org
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<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=24398" name="attach_24398" title="IR reproducer.">attachment 24398</a> <a href="attachment.cgi?id=24398&action=edit" title="IR reproducer.">[details]</a></span>
IR reproducer.
Requires an expensive checks build to reproduce.
LLVM commit: 4fd77668b2cc215f0605fe20bb989b90b29f4346
$ ./build-expensive/bin/opt -S -gvn gvn.ll
Pass modifies its input and doesn't report it: Global Value Numbering
Pass modifies its input and doesn't report it
UNREACHABLE executed at
/home/david/monorepo/llvm/lib/IR/LegacyPassManager.cpp:1445!</pre>
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