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<base href="https://bugs.llvm.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [Value Propagation] Test case seems to get into an infinite loop and seg faults."
href="https://bugs.llvm.org/show_bug.cgi?id=35905">35905</a>
</td>
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<tr>
<th>Summary</th>
<td>[Value Propagation] Test case seems to get into an infinite loop and seg faults.
</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>enhancement
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Scalar Optimizations
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>paulsson@linux.vnet.ibm.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=19655" name="attach_19655" title="reduced testcase">attachment 19655</a> <a href="attachment.cgi?id=19655&action=edit" title="reduced testcase">[details]</a></span>
reduced testcase
...
#251 0x000002aa3de147e0 llvm::matchSelectPattern(llvm::Value*, llvm::Value*&,
llvm::Value*&, llvm::Instruction::CastOps*)
(/root/llvm/build/llvm-dev/bin/opt+0x5947e0)
#252 0x000002aa3de13902 matchSelectPattern(llvm::CmpInst::Predicate,
llvm::FastMathFlags, llvm::Value*, llvm::Value*, llvm::Value*, llvm::Value*,
llvm::Value*&, llvm::Value*&) (/root/llvm/build/llvm-dev/bin/opt+0x593902)
#253 0x000002aa3de147e0 llvm::matchSelectPattern(llvm::Value*, llvm::Value*&,
llvm::Value*&, llvm::Instruction::CastOps*)
(/root/llvm/build/llvm-dev/bin/opt+0x5947e0)
#254 0x000002aa3de13902 matchSelectPattern(llvm::CmpInst::Predicate,
llvm::FastMathFlags, llvm::Value*, llvm::Value*, llvm::Value*, llvm::Value*,
llvm::Value*&, llvm::Value*&) (/root/llvm/build/llvm-dev/bin/opt+0x593902)
#255 0x000002aa3de147e0 llvm::matchSelectPattern(llvm::Value*, llvm::Value*&,
llvm::Value*&, llvm::Instruction::CastOps*)
(/root/llvm/build/llvm-dev/bin/opt+0x5947e0)
Stack dump:
...
bin/opt tc_value_prop.ll -O3 -S -mtriple=s390x-linux-gnu -mcpu=z13</pre>
</div>
</p>
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