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<base href="https://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - deadargelim crashes"
href="https://llvm.org/bugs/show_bug.cgi?id=24906">24906</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>deadargelim crashes
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>P
</td>
</tr>
<tr>
<th>Component</th>
<td>Interprocedural Optimizations
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>sanxiyn@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=14922" name="attach_14922" title="Test case">attachment 14922</a> <a href="attachment.cgi?id=14922&action=edit" title="Test case">[details]</a></span>
Test case
r248246.
Reduced from <a href="https://github.com/rust-lang/rust/issues/28066">https://github.com/rust-lang/rust/issues/28066</a>
$ opt -disable-output -deadargelim 28066.ll
Instruction does not dominate all uses!
%oldret6 = insertvalue %s %oldret4, i32 %newret5, 1
%tmp3 = phi %s [ %oldret6, %bb1 ], [ %oldret2, %bb2 ]
Instruction does not dominate all uses!
%oldret2 = insertvalue %s %oldret, i32 %newret1, 1
%tmp3 = phi %s [ %oldret6, %bb1 ], [ %oldret2, %bb2 ]
Instruction does not dominate all uses!
%tmp1 = invoke { i32, i32 } @f()
to label %bb3 unwind label %bb4
%newret3 = extractvalue { i32, i32 } %tmp1, 0
Instruction does not dominate all uses!
%tmp1 = invoke { i32, i32 } @f()
to label %bb3 unwind label %bb4
%newret5 = extractvalue { i32, i32 } %tmp1, 1
Instruction does not dominate all uses!
%tmp2 = invoke { i32, i32 } @f()
to label %bb3 unwind label %bb4
%newret = extractvalue { i32, i32 } %tmp2, 0
Instruction does not dominate all uses!
%tmp2 = invoke { i32, i32 } @f()
to label %bb3 unwind label %bb4
%newret1 = extractvalue { i32, i32 } %tmp2, 1
LLVM ERROR: Broken function found, compilation aborted!</pre>
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