<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/63279>63279</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Undeterministic test 
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          pranavk
      </td>
    </tr>
</table>

<pre>
    Hi @fpetrogalli 

I noticed the test you added here https://github.com/llvm/llvm-project/commit/15a16ef8e06e5da382d135bc5074068ed14be6d6#diff-5b7a2ff8fbd2615a5e55f24a602647dd830796846be3b3a3f2bf6a9d6f754f86 fails sometimes on AArch64. 

The order emitted by the dump trace is slightly different. Here's part of the error report I encountered:
```
Input was:
<<<<<<
         .
         .
 .
        81:  i: issue 
        82:  x: resource booked 
 83: Cycle | 0 | 1 | 2 | 
        84: SU(0) | i | | | 
        85: M3UnitNALU | x | | |  
        86:  M3UnitALU | x | | |  
next:29 !~~~~~~~~~~~~~~~~~~   error: match on wrong line
        87:  M3UnitL | x | x | |  
        88: SU(1) | | i | | 
        89:  M3UnitNALU | | x | |  
        90:  M3UnitALU | | x | |  
        91:  M3UnitL | | x | x | 
         .
         .
         .
>>>>>>
```

I haven't been able to reproduce it 100% of the time but just wanted to let you know. Do you have a fix planned for this by any chance?

</pre>
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