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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - llvm got crash in GCNDPPCombine pass when I compile the rocPRIM test"
href="https://bugs.llvm.org/show_bug.cgi?id=50617">50617</a>
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<th>Summary</th>
<td>llvm got crash in GCNDPPCombine pass when I compile the rocPRIM test
</td>
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<th>Product</th>
<td>libraries
</td>
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<th>Version</th>
<td>12.0
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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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
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<th>Component</th>
<td>Backend: AMDGPU
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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<th>Reporter</th>
<td>qishilu3@163.com
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org
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<p>
<div>
<pre>it crash at function execMayBeModifiedBeforeAnyUse(const MachineRegisterInfo
&MRI,
Register VReg,
const MachineInstr &DefMI)
the input IR Instr (arg DefMI of the function ) is at line 17628 in the
crash.log
the crash log and the IR before GCN DPP Combine pass is attached.</pre>
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