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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [LICM] -licm-control-flow-hoisting triggers "New hoist point expected to dominate old hoist point""
href="https://bugs.llvm.org/show_bug.cgi?id=39934">39934</a>
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<th>Summary</th>
<td>[LICM] -licm-control-flow-hoisting triggers "New hoist point expected to dominate old hoist point"
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
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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>
</tr>
<tr>
<th>Severity</th>
<td>enhancement
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
</tr>
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<th>Component</th>
<td>Loop Optimizer
</td>
</tr>
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<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>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=21207" name="attach_21207" title="reduced testcase">attachment 21207</a> <a href="attachment.cgi?id=21207&action=edit" title="reduced testcase">[details]</a></span>
reduced testcase
opt -march=z13 -S -O3 tc_licm_CFHoist.ll -o out.opt.ll
-licm-control-flow-hoisting
lib/Transforms/Scalar/LICM.cpp:817: bool llvm::hoistRegion(llvm::DomTreeNode*,
llvm::AliasAnalysis*, llvm::LoopInfo*, llvm::DominatorTree*,
llvm::TargetLibraryInfo*, llvm::Loop*, llvm::AliasSetTracker*,
llvm::ICFLoopSafetyInfo*, llvm::OptimizationRemarkEmitter*): Assertion
`DT->dominates(Dominator, HoistPoint->getParent()) && "New hoist point expected
to dominate old hoist point"' failed.</pre>
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