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<base href="https://llvm.org/bugs/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - loop-interchange pass fails during the compilation"
href="https://llvm.org/bugs/show_bug.cgi?id=26138">26138</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>loop-interchange pass fails during the compilation
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
</tr>
<tr>
<th>Hardware</th>
<td>PC
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux
</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>Scalar Optimizations
</td>
</tr>
<tr>
<th>Assignee</th>
<td>unassignedbugs@nondot.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>gareevroman@gmail.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org, tobias@grosser.es
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=15627" name="attach_15627" title="A test case">attachment 15627</a> <a href="attachment.cgi?id=15627&action=edit" title="A test case">[details]</a></span>
A test case
The attached test case produces the following error, if I try to run ‘opt
-loop-interchange test_case.ll’:
Instruction does not dominate all uses!
%scevgep.promoted = load float, float* %scevgep, align 4,
!alias.scope !1, !noalias !3
%p_29 = phi float [ %p_, %polly.loop_header21.split ], [
%scevgep.promoted, %polly.loop_header21.preheader ]
LLVM ERROR: Broken function found, compilation aborted!
'main' function not found in module.</pre>
</div>
</p>
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