<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/116900>116900</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            ARM\mve-icmpcost.ll:224:10: error: CHECK: expected string not found in input
        </td>
    </tr>

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

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

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

<pre>
    Test failure in top of the trunk

```
# RUN: at line 1
c:\ws\src\build\bin\opt.exe -passes=loop-vectorize -debug-only=loop-vectorize -disable-output < C:\ws\src\llvm\test\Transforms\LoopVectorize\ARM\mve-icmpcost.ll 2>&1 | c:\ws\src\build\bin\filecheck.exe C:\ws\src\llvm\test\Transforms\LoopVectorize\ARM\mve-icmpcost.ll
# executed command: 'c:\ws\src\build\bin\opt.exe' -passes=loop-vectorize -debug-only=loop-vectorize -disable-output
# note: command had no output on stdout or stderr
# executed command: 'c:\ws\src\build\bin\filecheck.exe' 'C:\ws\src\llvm\test\Transforms\LoopVectorize\ARM\mve-icmpcost.ll'
# .---command stderr------------
# | C:\ws\src\llvm\test\Transforms\LoopVectorize\ARM\mve-icmpcost.ll:224:10: error: CHECK: expected string not found in input
# | ; CHECK: Cost for VF 8: 26 (Estimated cost per lane: 3.2)
# |          ^
# | <stdin>:826:65: note: scanning from here
# | Cost of 0 for VF 8: EMIT branch-on-count vp<%index.next>, vp<%1>
# | ^
# | <stdin>:828:1: note: possible intended match here
# | Cost for VF 8: 26 (Estimated cost per lane: 3.3)
# | ^
# | 
# | Input file: <stdin>
# | Check file: C:\ws\src\llvm\test\Transforms\LoopVectorize\ARM\mve-icmpcost.ll
# | 
# | -dump-input=help explains the following input dump.
# | 
# | Input was:
# | <<<<<<
# |              .
# |              .
# | .
# |            821: Cost of 4 for VF 8: WIDEN-SELECT ir<%spec.select.i> = select ir<%2>, ir<%shr>, ir<127> 
# |            822: Cost of 2 for VF 8: WIDEN-CAST ir<%conv4> = trunc ir<%spec.select.i> to i8 
# |            823: Cost of 0 for VF 8: vp<%8> = vector-pointer vp<%next.gep>.1 
# |            824: Cost of 2 for VF 8: WIDEN store vp<%8>, ir<%conv4> 
# |            825: Cost of 0 for VF 8: EMIT vp<%index.next> = add nuw vp<%2>, vp<%0> 
# |            826: Cost of 0 for VF 8: EMIT branch-on-count vp<%index.next>, vp<%1> 
# | check:224'0 X error: no match found
# |            827: Cost of 0 for VF 8: vector loop backedge 
# | check:224'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | 828: Cost for VF 8: 26 (Estimated cost per lane: 3.3) 
# | check:224'0     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# | check:224'1     ?                                                 possible intended match
# |            829: Cost of 1 for VF 16: induction instruction %dec = add i32 %blkCnt.012, -1 
# | check:224'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            830: Cost of 0 for VF 16: induction instruction %blkCnt.012 = phi i32 [ %dec, %while.body ], [ %blockSize, %while.body.preheader ] 
# | check:224'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            831: Cost of 0 for VF 16: induction instruction %incdec.ptr = getelementptr inbounds i8, ptr %pSrcA.addr.011, i32 1 
# | check:224'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            832: Cost of 0 for VF 16: induction instruction %pSrcA.addr.011 = phi ptr [ %incdec.ptr, %while.body ], [ %pSrcA, %while.body.preheader ] 
# | check:224'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |            833: Cost of 0 for VF 16: induction instruction %incdec.ptr5 = getelementptr inbounds i8, ptr %pDst.addr.010, i32 1 
# | check:224'0 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# |              .
# |              .
# |              .
# | >>>>>>
# `-----------------------------
# error: command failed with exit status: 1

--
```

Link: https://buildkite.com/llvm-project/github-pull-requests/builds/121232
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJzUWE1zmzgY_jXyRQMDwoB98MHFzmxn2x6abHevAr022sgSK4k43cP-9h0Jf-H4I0mTzlTjwYCE3ud53g8JqDF8KQEmKP2A0tmAtrZWelJzTRm33-mgVOz75A6MxQvKRasBc4mtarBaYFsDtrqV9yiaoWi6OWbR5tddkgR__eMLSqaYWiy4BBx3PRVKpigt1galhdEVSouy5YK5fy5RWqjGhvAIOGioMWBQMhNKNcEDVFZp_i_ggEHZLgMlxfdTndzQUkCgWtu0FqOkwMUTi0I8rFBaWDAWpcWdptIslF65AZ-Uar5tp0NpMf36GaXF6gECXq2aShkbCoEJSuaIZDFGeYGvMVpwAVUN1b3n9fZo9orDI1StBYYrtVpRyZz8iOTPlByR_G1U3wOSyoIDscGDa8qwVHjjHCWxsUy5M-3OQOsf5tIT2zFCJH8HyUm-RxoGQbAl2LEIDtp-nIuVd4CSTAkZomQaR04i0Fppd1L8Ni9-93ceG6ickMZqLpfOJ3ihWslcSnPZ85eDiJIP-4cL5UqA0vjbDR65GyTDiIzmxvIV7bxjLG5AY0Gld3USEkTG_Sl3DaXzY2OFsYxLl0_JdEQylEyz1M2zDR1TUSkd7oVWK1yDhiNFHQC1wFEP5vzzxztcaiqrOlAyqFQrLX5oUFIgknLJ4DGU8Gh9Ghe7jthd9_FdA-ysxYd4G2UML4UrmBYkA4ZX1Fb1OeQv1DZ5ou1ThL2rj87B2GWFT6AD9H0sLmV2w96zRj2FGLB21QRdJCazGkTjYlZQLo1faxZKCLV2IeDHYDc8vM55TY2jcey949_pQHUtfH7f-aEjEu_ySC3wsOfwPz_O5l-C2_mneXGHue6C0DRQhQYEVDbkKJljlMxwd70bQzaBu3um1od3YpL7B8-DIoegyAlQxfR2D6lS8mG4heKW_uo8WqswH10ynRya7mftNg9HW1vdEhM0yiWT3vW71A2X0KBkHsaXbA2v0MTGKg09u4ey7nmfN5Gep-OL0Mmi48lRxrBs17sR5KgaRVcsZ1csv6r8HRn0S-lmiSF5hP_aLzBSbSqbX0wu4MwvONz7F7vtBC5pdQ9sCVcQuPbfc1t_qq5av7ruviWw0wD7U8bdkpnc4Je2M2vQBR-ND30Ub9WJfYhxydrKcuV2C8bqzTkiKYNqF8g8Ie5WKe4LacMoJi6wguPkPNbsxXo9U8hDbkl0Mv6ucNsT8RSbmncU0w8b5o4fIum65gJC97qEUTrzN7shpVDV_a1bEo8Hho2GGigD7R75aQq9sarxa1TlsmJQhY3VXtUlWBCwAmndHS5LV0kM5iOnmR9E0uZWV9OQMqbDKI59dU4I_nmB9aM6kdfo1Ce9i0AvSRdeeyWvBaKf61cOwk27oPHpLcWzYzF9fjDOjN26JfrVYvFFO9pLff7dp__b92dRcKkdvOBvNxLbd-cF5QIYXnNbY3jkFhtLbes28dtvR91xN8nRJyd__MSl0x7X1jZ-_09uELnx3wjuuYWwUitEbtzrTNBo9TdUFpGbJbd1WwZNK0Sg4Z8WjDXbp9xJTGKSkAGbJGycjOkAJnGekCgb5nk-qCfZiGWsjLKoBEbTOC_ZeBGn6ZiNCURkOB7wCYnIMI5JFMVRFufheJyVcUnTRZRko-EwR8MIVpSL0AELlV4OuDEtTOI4G0fRQNAShPEf6wiRsMa-FxGC0tlATzybsl0aNIwEN9bsp7HcCpi814eDQavFpK90J-WBzE_V9uC9rB27hwn5PwAA___TokvZ">