<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/78480>78480</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [libc] use -DLLVM_TARGETS_TO_BUILD for build bots
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            build-problem,
            libc,
            testing-tools
      </td>
    </tr>

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

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

<pre>
    For example, the 32b arm buildbot is building LLVM with support for every default-enabled backed; that's really not necessary, and slows down builds for postsubmit testing unnecessarily.
</pre>
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