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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [llvm-exegesis][X86] CMOV changes broke variant sched class resolution? (crash)"
href="https://bugs.llvm.org/show_bug.cgi?id=41448">41448</a>
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<th>Summary</th>
<td>[llvm-exegesis][X86] CMOV changes broke variant sched class resolution? (crash)
</td>
</tr>
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<th>Product</th>
<td>tools
</td>
</tr>
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<th>Version</th>
<td>trunk
</td>
</tr>
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<th>Hardware</th>
<td>PC
</td>
</tr>
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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>llvm-exegesis
</td>
</tr>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
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<th>Reporter</th>
<td>lebedev.ri@gmail.com
</td>
</tr>
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<th>CC</th>
<td>clement.courbet@gmail.com, gchatelet@google.com, llvm-bugs@lists.llvm.org
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</tr></table>
<p>
<div>
<pre>$ ./bin/llvm-exegesis -mode=uops -opcode-name=CMOV16rm
-benchmarks-file=test.yaml
Check generated assembly with: /usr/bin/objdump -d /tmp/snippet-40fc88.o
$ ./bin/llvm-exegesis -mode=analysis -benchmarks-file=test.yaml
-analysis-inconsistencies-output-file=/tmp/uops-clusters.html
-analysis-clustering-epsilon=0.5 -analysis-inconsistency-epsilon=0.5
-analysis-clustering=naiveno exegesis target for x86_64-unknown-linux-gnu,
using default
Parsed 1 benchmark points
Printing sched class consistency analysis results to file
'/tmp/uops-clusters.html'
llvm-exegesis: /build/llvm/include/llvm/ADT/SmallVector.h:153: const T&
llvm::SmallVectorTemplateCommon<T, <template-parameter-1-2>
<span class="quote">>::operator[](llvm::SmallVectorTemplateCommon<T, <template-parameter-1-2>
>::size_type) const [with T = llvm::MCOperand; <template-parameter-1-2> = void;</span >
llvm::SmallVectorTemplateCommon<T, <template-parameter-1-2> >::const_reference
= const llvm::MCOperand&; llvm::SmallVectorTemplateCommon<T,
<template-parameter-1-2> >::size_type = long unsigned int]: Assertion `idx <
size()' failed.
Aborted</pre>
</div>
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