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<base href="https://bugs.llvm.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - SimplifyCFG seems to be stuck in an infinite loop on this test case"
href="https://bugs.llvm.org/show_bug.cgi?id=33360">33360</a>
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<th>Summary</th>
<td>SimplifyCFG seems to be stuck in an infinite loop on this test case
</td>
</tr>
<tr>
<th>Product</th>
<td>libraries
</td>
</tr>
<tr>
<th>Version</th>
<td>trunk
</td>
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<th>Hardware</th>
<td>PC
</td>
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<th>OS</th>
<td>Linux
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Priority</th>
<td>P
</td>
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<th>Component</th>
<td>Scalar Optimizations
</td>
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<th>Assignee</th>
<td>unassignedbugs@nondot.org
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</tr>
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<th>Reporter</th>
<td>paulsson@linux.vnet.ibm.com
</td>
</tr>
<tr>
<th>CC</th>
<td>llvm-bugs@lists.llvm.org
</td>
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<div>
<pre>Created <span class=""><a href="attachment.cgi?id=18593" name="attach_18593" title="test case">attachment 18593</a> <a href="attachment.cgi?id=18593&action=edit" title="test case">[details]</a></span>
test case
SINK: instruction can be sunk: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i,
align 4, !tbaa !2
SINK: #phid values: 2
SINK: Splitting edge
SINK: Sink: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i, align 4, !tbaa !2
SINK: #phid values: 2
SINK: instruction can be sunk: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i,
align 4, !tbaa !2
SINK: #phid values: 2
SINK: Splitting edge
SINK: Sink: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i, align 4, !tbaa !2
SINK: #phid values: 2
SINK: instruction can be sunk: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i,
align 4, !tbaa !2
SINK: #phid values: 2
SINK: Splitting edge
SINK: Sink: %.pre73.pre.i.i.i4 = load i32, i32* %.pre.i.i, align 4, !tbaa !2
SINK: #phid values: 2
....
run line:
bin/clang -cc1 -triple s390x-ibm-linux -S -target-cpu z13 -O3 -o /dev/null -x
ir ~/build-dev/test2.bc</pre>
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