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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 - Optimization flag -O2 gives wrong results for SSE2 and AVX intrinsics"
href="https://bugs.llvm.org/show_bug.cgi?id=32391">bug 32391</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<tr>
<td style="text-align:right;">See Also</td>
<td>
</td>
<td>https://bugs.llvm.org/show_bug.cgi?id=33967
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<td style="text-align:right;">Resolution</td>
<td>---
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<td>FIXED
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<td style="text-align:right;">Status</td>
<td>NEW
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<td>RESOLVED
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Optimization flag -O2 gives wrong results for SSE2 and AVX intrinsics"
href="https://bugs.llvm.org/show_bug.cgi?id=32391#c6">Comment # 6</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Optimization flag -O2 gives wrong results for SSE2 and AVX intrinsics"
href="https://bugs.llvm.org/show_bug.cgi?id=32391">bug 32391</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>(In reply to Hal Finkel from <a href="show_bug.cgi?id=32391#c5">comment #5</a>)
<span class="quote">> (In reply to Sanjay Patel from <a href="show_bug.cgi?id=32391#c4">comment #4</a>)
> > Daniel, can you check the output using clang trunk? I can't reproduce the
> > bug anymore. I'm testing with clang built from r312533:
> > $ ./clang -v
> > clang version 6.0.0 (trunk 312533)
> > Target: x86_64-apple-darwin16.7.0
> >
> >
> > I think there was a bug in alias analysis that caused this.
> >
> > Hal (cc'd) fixed something in this area very recently, but I'm not finding
> > that commit.
>
> I presume you're thinking about r312447 (PR33967). Just glancing at the
> source in this test case, it definitely could have been the same issue.</span >
Yep - that's the one. I was searching in llvm instead of clang. Confirmed that
the zero output stops with that commit, so marking as fixed.</pre>
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