<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/84221>84221</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Error building runtimes for llvm 18.1.0 on x86_64-apple-darwin23.3.0
        </td>
    </tr>

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

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

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

<pre>
    I haven't seen this before...  llvm 15, 16, and 17 all compiled for me.

```
CMake Error at /llvm-project-18.1.0.src/libc/cmake/modules/LLVMLibCObjectRules.cmake:703 (target_link_libraries):
  Target "libc.src.errno.errno" of type UTILITY may not be linked into
  another target.  One may link only to INTERFACE, OBJECT, STATIC or SHARED
  libraries, or to executables with the ENABLE_EXPORTS property set.
Call Stack (most recent call first):
 /llvm-project-18.1.0.src/libc/cmake/modules/LLVMLibCObjectRules.cmake:805 (create_entrypoint_object)
 /llvm-project-18.1.0.src/libc/cmake/modules/LLVMLibCObjectRules.cmake:883 (expand_flags_for_entrypoint_object)
 /llvm-project-18.1.0.src/libc/src/stdlib/CMakeLists.txt:34 (add_entrypoint_object)
```
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJy0VE-PqzYQ_zTmMlrLGEjIgUM2m6ip8t5Wu2nVniIDQ3DX2Mge3i7fvjLJW7U99NJWQgNm_vxm5jceFYK-WsSKFY-seErURL3zVe_m3s1J7dq5OkKvvqFlck0QEC1QrwPU2DmPnHMAY74NkBZM7iBdRalsC-kalDHQuGHUBlvonIcBORNPTGzvciXuz3LcfVFvCHvvnQdFwOQhBn4YvfsdG3pIS55ywYNvokbX8dUM6g2ZPAyunQwGJg-n0y9fTrrePdfR6SX-5TerbLsWGTBZkvJXpIvR9u1idO2V19F1w7J7XgDnxQSYlBEoYnL03rqbZFKC64DmEeHn8_F0PP8Gg5rBOoIaIQbGFrQl9z2eso569HCD5gDPFheXaAvOmhnIwfHref9y2O72sYfPjz_ud-f49Xreno87cB5ef9i-7J--B_1T7ouWHOAHNhOp2mCAd009UI-w_7p9PO0v-19_en45v8Lo3YieZghIdzp2kalXUs1b7M_gAoHHBi1BEzWd9oH-0qD_nptSFBG78agIL2jJz6PTli5uMY7o_xt0uYwFfozKtpfOqGu4dM7_2yRuh0Ct0TWTh2W6TzpQ4PRBLNtmeURVbfsPQJ83JGmrrN1kG5Vgla7FZl2ITZknfZU3HRZtXnd5k4tiXYsubWTTbkopa7Eus0RXUshcZGKVlvkmz_mqUEKpbiVXxUYUmWC5wEFpw2NF3PlrokOYsCpzKdPEqBpNWLaDlBbfYVEyKeOy8NXShXq6BpYLsxT3GYU0Gaxu17metGm1vYKfLOkBw7IObntjaR04Cx_l6rLKH9Q4GnxolX_XVmY84yKZvKl6ojHECZQHJg9XTf1U88YNdyr-xgiThyXRyP1SyB8BAAD__0TFjyE">