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<base href="https://llvm.org/bugs/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW " title="NEW --- - Unwinding fails when linking object file produced by rustc" href="https://urldefense.proofpoint.com/v2/url?u=https-3A__llvm.org_bugs_show-5Fbug.cgi-3Fid-3D24213&d=AwMBaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=pF93YEPyB-J_PERP4DUZOJDzFVX5ZQ57vQk33wu0vio&m=Kywkn0rNByiF1OQjFaTwVOMNE-O_nzVOE8oR582rj1c&s=xROvRbhjBaTWNBjn2JrEdUI70siK8fcRhYpvku9YZ7s&e=">24213</a>
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<th>Summary</th>
<td>Unwinding fails when linking object file produced by rustc
</td>
</tr>
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<th>Product</th>
<td>lld
</td>
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<th>Version</th>
<td>unspecified
</td>
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<th>Hardware</th>
<td>Macintosh
</td>
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<th>OS</th>
<td>MacOS X
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>All Bugs
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
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<th>Reporter</th>
<td>tamird@gmail.com
</td>
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<th>CC</th>
<td>llvmbugs@cs.uiuc.edu
</td>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Full repro is here: <a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_tamird_rust-5Flld&d=AwMBaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=pF93YEPyB-J_PERP4DUZOJDzFVX5ZQ57vQk33wu0vio&m=Kywkn0rNByiF1OQjFaTwVOMNE-O_nzVOE8oR582rj1c&s=SjwbGbn5Y85IRrcqcVNqieWtWiIvZ2QEyV3lGl2W1ak&e=">https://github.com/tamird/rust_lld</a>, but you'll need a
working rust compiler and might need to massage build.sh for your system.
TL;DR unwinding fails with `fatal runtime error: Could not unwind stack, error
= 5`.
Here's the symbol table diff between what `ld` produces vs `lld`:
<a href="https://urldefense.proofpoint.com/v2/url?u=https-3A__gist.github.com_tamird_1af0c8d9a7132fd9915e&d=AwMBaQ&c=8hUWFZcy2Z-Za5rBPlktOQ&r=pF93YEPyB-J_PERP4DUZOJDzFVX5ZQ57vQk33wu0vio&m=Kywkn0rNByiF1OQjFaTwVOMNE-O_nzVOE8oR582rj1c&s=jnprYfqc2vuto5a41Gmpg3f1pDV4fTBK9H6OpCgBCTQ&e=">https://gist.github.com/tamird/1af0c8d9a7132fd9915e</a></pre>
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</p>
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