<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/91913>91913</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            assertion "SubmoduleIDs.find(Mod) == SubmoduleIDs.end()" failed
        </td>
    </tr>

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

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

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

<pre>
    ~~~text
assertion "SubmoduleIDs.find(Mod) == SubmoduleIDs.end()" failed: file "/home/rillig/proj/src/tools/llvm-lib/libclangSerialization/../../llvm/../../external/apache2/llvm/lib/../dist/clang/lib/Serialization/ASTWriter.cpp", line 5689, function "virtual void clang::ASTWriter::ModuleRead(clang::serialization::SubmoduleID, clang::Module*)"
PLEASE submit a bug report to http://llvm.org/bugs/ and include the crash backtrace, preprocessed source, and associated run script.
Stack dump:
0. /home/rillig/proj/src/external/apache2/llvm/librt/libLLVMAsmPrinter/../../lib/../dist/llvm/include/llvm/Transforms/Utils/Debugify.h:19:2: current parser token 'include'
x86_64--netbsd-clang: error: unable to execute command: Abort trap (core dumped)
x86_64--netbsd-clang: error: clang frontend command failed due to signal (use -v to see invocation)
clang version 13.0.0 (git@github.com:llvm/llvm-project.git 249b40b558955afe5ac2b549edcf2d7f859c8cc9)
Target: x86_64-unknown-netbsd
Thread model: posix
InstalledDir: /mnt/build/clang-tools/bin
~~~
[AsmPrinter.crash.tar.gz](https://github.com/llvm/llvm-project/files/15289593/AsmPrinter.crash.tar.gz)

</pre>
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