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<body><span class="vcard"><a class="email" href="mailto:hans@chromium.org" title="Hans Wennborg <hans@chromium.org>"> <span class="fn">Hans Wennborg</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - SelectionDAG.cpp:900: bool llvm::SelectionDAG::RemoveNodeFromCSEMaps(llvm::SDNode *): Assertion `N->getOpcode() != ISD::DELETED_NODE && "DELETED_NODE in CSEMap!"' failed. with llc -O1"
href="https://bugs.llvm.org/show_bug.cgi?id=47517">bug 47517</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>REOPENED
</td>
<td>RESOLVED
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - SelectionDAG.cpp:900: bool llvm::SelectionDAG::RemoveNodeFromCSEMaps(llvm::SDNode *): Assertion `N->getOpcode() != ISD::DELETED_NODE && "DELETED_NODE in CSEMap!"' failed. with llc -O1"
href="https://bugs.llvm.org/show_bug.cgi?id=47517#c43">Comment # 43</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - SelectionDAG.cpp:900: bool llvm::SelectionDAG::RemoveNodeFromCSEMaps(llvm::SDNode *): Assertion `N->getOpcode() != ISD::DELETED_NODE && "DELETED_NODE in CSEMap!"' failed. with llc -O1"
href="https://bugs.llvm.org/show_bug.cgi?id=47517">bug 47517</a>
from <span class="vcard"><a class="email" href="mailto:hans@chromium.org" title="Hans Wennborg <hans@chromium.org>"> <span class="fn">Hans Wennborg</span></a>
</span></b>
<pre>(In reply to Qiu Chaofan from <a href="show_bug.cgi?id=47517#c42">comment #42</a>)
<span class="quote">> (In reply to Hans Wennborg from <a href="show_bug.cgi?id=47517#c39">comment #39</a>)
> > (In reply to Qiu Chaofan from <a href="show_bug.cgi?id=47517#c38">comment #38</a>)
> > > I think I need to revert the
> > > Remove DeadNode(CFP) part since it's actually not necessary for the original
> > > bug of this.
> >
> > Please go ahead an do that, and include the test cases from this bug so we
> > don't regress.
>
> Sure. See rGb326d4ff.</span >
Thanks. Pushed to 11.x as 121babae56e9f08acedf3d6d44757e35556d0a37.
It would be nice if this code were more reliable, but closing this bug for now
since the currently known problems should be fixed now.</pre>
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