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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Combine and-mask+icmp eq -> icmp ule when mask was all-ones in high bits"
href="https://bugs.llvm.org/show_bug.cgi?id=38791">38791</a>
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<th>Summary</th>
<td>Combine and-mask+icmp eq -> icmp ule when mask was all-ones in high bits
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<th>Product</th>
<td>libraries
</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
</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>Scalar Optimizations
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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</tr>
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<th>Reporter</th>
<td>lebedev.ri@gmail.com
</td>
</tr>
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<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
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<pre>Copied from <a class="bz_bug_link
bz_status_NEW "
title="NEW - Combine and-mask+icmp eq -> icmp ule when mask was all-ones in low bits"
href="show_bug.cgi?id=38123">https://bugs.llvm.org/show_bug.cgi?id=38123</a>
Name: range using high bits
%masked = or i8 %arg, 192
%r = icmp ne i8 %masked, %arg
=>
%r = icmp ult i8 %arg, 192
<a href="https://rise4fun.com/Alive/lv5">https://rise4fun.com/Alive/lv5</a></pre>
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