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<body><span class="vcard"><a class="email" href="mailto:spatel+llvm@rotateright.com" title="Sanjay Patel <spatel+llvm@rotateright.com>"> <span class="fn">Sanjay Patel</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - clang crashes at -O2 in llvm/lib/Analysis/ValueTracking.cpp:2603: llvm::Optional<unsigned int> getInvertibleOperand(const llvm::Operator*, const llvm::Operator*): Assertion `BO1->getOperand(*Idx) == PN1 && BO2->getOperand(*Idx) == PN2' failed"
href="https://bugs.llvm.org/show_bug.cgi?id=50191">bug 50191</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
</tr>
<tr>
<td style="text-align:right;">Fixed By Commit(s)</td>
<td>
</td>
<td>15a42339fe5f
</td>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>CONFIRMED
</td>
<td>RESOLVED
</td>
</tr></table>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - clang crashes at -O2 in llvm/lib/Analysis/ValueTracking.cpp:2603: llvm::Optional<unsigned int> getInvertibleOperand(const llvm::Operator*, const llvm::Operator*): Assertion `BO1->getOperand(*Idx) == PN1 && BO2->getOperand(*Idx) == PN2' failed"
href="https://bugs.llvm.org/show_bug.cgi?id=50191#c3">Comment # 3</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - clang crashes at -O2 in llvm/lib/Analysis/ValueTracking.cpp:2603: llvm::Optional<unsigned int> getInvertibleOperand(const llvm::Operator*, const llvm::Operator*): Assertion `BO1->getOperand(*Idx) == PN1 && BO2->getOperand(*Idx) == PN2' failed"
href="https://bugs.llvm.org/show_bug.cgi?id=50191">bug 50191</a>
from <span class="vcard"><a class="email" href="mailto:spatel+llvm@rotateright.com" title="Sanjay Patel <spatel+llvm@rotateright.com>"> <span class="fn">Sanjay Patel</span></a>
</span></b>
<pre>Thanks for the report!
Should be fixed with:
<a href="https://reviews.llvm.org/rG15a42339fe5f">https://reviews.llvm.org/rG15a42339fe5f</a>
For reference, the bug was introduced with:
<a href="https://reviews.llvm.org/rG6792e26c0d0f">https://reviews.llvm.org/rG6792e26c0d0f</a>
And the code was enhanced after the bug fix:
<a href="https://reviews.llvm.org/rGe38ccb729b20">https://reviews.llvm.org/rGe38ccb729b20</a></pre>
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