<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/59097>59097</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Debian bullseye - can't find libraries (z3, grpc++) in stage 2
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            build-problem
      </td>
    </tr>

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

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

<pre>
    Recently, stage 2 on debian bullseye (amd64) is failing with:

```

-- flang project is disabled
CMake Warning at cmake/modules/FindZ3.cmake:116 (message):
  Failed to determine Z3 library version, defaulting to 0.0.0.
Call Stack (most recent call first):
  CMakeLists.txt:506 (find_package)


-- Could NOT find Z3: Found unsuitable version "0.0.0", but required is at least "4.7.1" (found Z3_LIBRARIES-NOTFOUND)
CMake Error at CMakeLists.txt:515 (message):
  LLVM_ENABLE_Z3_SOLVER cannot be enabled when Z3 is not available.

```

Enabling the debug `-DCMAKE_FIND_DEBUG_MODE=ON`
it is searching the libs in 
`/usr/lib/x86_64-pc-linux-gnu/`
while the lib is in 
`/usr/lib/x86_64-linux-gnu/`

de4364f1ecaa was ok

@MaskRay any idea what changed recently ?  thanks!

</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJyFVNuOo0YQ_Rp4KYG42ZgHHjwDRKP4InmyG2lerAYK03EbnL7MjPP1qcYX7WY3Whk1mGpOnTp1quuxveQ7bHDQ4uJEz6A0OyBEMA7QYs3ZALURQuEFwYkW7NTOEyfKgCvoGBd8OMAH170TL52gcIL7Og9u1zcvPQ86weiDsxz_wkZbjJYrVgtsrzue1-yI8CeTg8VlGpoTvXCi6jS2RqCip4oP7VvsXwPxMgznltYJlSLaROxBBKAiftiCHqkQjfLEB4S3GASvJZMXeEep-DjYmlvsmBHaJqXdgW9_N0ZMCHjVrDlOaUalQU5iQWMjHZdKf591qmHFlVa-_tQUmAUTxY6I788EdOP5rVp3eZ5HI1rYbP8Au5vI0udQjYaezaAM11arO3ECjSaqdLdF1MZy-9twSUWTtCSfQEaEKZ74qR_SfSIy4b3F-9XL0265eylfPcpYbb9sigevayNKKUdpcX6sKZz9r-yr1df1vtwsn1blnrK8bldfyx3JNQyjhhoBh6nj8NHjYPtBVG2EvVO7bMT_pZFKizA1q0drUnMA2uEVz-vl7-W-etkU-6J8-vLbfr0tSicutpsHAJ9cp5DJpr8jkCEUcNLzkTGqjJK0UoTWz8V8P0-8c-NRUvPpHQZDbx-QHz3Z7A5k0X8N9VOc69piEs-TLsSGMfhgCsbjd3okwZqp445dgA0X4C3Srt5OSk-TRarK2yiDE1dArNhwpLEJr1-7mIfz-SJLF1kUuG0et1mcMVdzLTAv_jPtnu2ZE6X6asbr2HBUtvH_xNZxB3lunOhpujJb9u3scI0Uea_1WVlbUIlRdaAzwtR-M56sFuL9fvNuZwH95UqZacRnWZClbp_XaYxxEqeMxUEWNBmyKFw0DQY1S6OknrlkFxQqd2aUP6oNF62FIwud7EjMCpfnURBFYUhrGM5oWsIgSZq0TrtZVzdp15KceCLf-ZaLP8qDK_OJFnlKUVBMnn8EmVL8MCBOKQmfGd2PMlcX8Y5KS3SnGvKpgH8B7LCgOg">