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<body><span class="vcard"><a class="email" href="mailto:david.stenberg@ericsson.com" title="David Stenberg <david.stenberg@ericsson.com>"> <span class="fn">David Stenberg</span></a>
</span> changed
<a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Assertion `(LocalChanged || (RefHash == StructuralHash(F))) && "Pass modifies its input and doesn't report it."' for -loop-idiom pass"
href="https://bugs.llvm.org/show_bug.cgi?id=46745">bug 46745</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
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<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>FIXED
</td>
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<td style="text-align:right;">CC</td>
<td>
</td>
<td>david.stenberg@ericsson.com
</td>
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Assertion `(LocalChanged || (RefHash == StructuralHash(F))) && "Pass modifies its input and doesn't report it."' for -loop-idiom pass"
href="https://bugs.llvm.org/show_bug.cgi?id=46745#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED FIXED - Assertion `(LocalChanged || (RefHash == StructuralHash(F))) && "Pass modifies its input and doesn't report it."' for -loop-idiom pass"
href="https://bugs.llvm.org/show_bug.cgi?id=46745">bug 46745</a>
from <span class="vcard"><a class="email" href="mailto:david.stenberg@ericsson.com" title="David Stenberg <david.stenberg@ericsson.com>"> <span class="fn">David Stenberg</span></a>
</span></b>
<pre>This was fixed by the following commit:
commit 4d75cc4b0a648ede4886fd98ce70d462f5d3994a
Author: Jon Roelofs <<a href="mailto:jonathan_roelofs@apple.com">jonathan_roelofs@apple.com</a>>
Date: Fri Jul 17 14:58:44 2020 -0600
More conservatively report status from LoopIdiomRecognize
Being "precise" here is getting us into trouble with one of the
EXPENSIVE_CHECKS buildbots, see [1]. Rather than reporting IR additions
that
later get rolled back as "no change", instead we now conservatively report
that
there was.
1: <a href="http://lists.llvm.org/pipermail/llvm-dev/2020-July/143509.html">http://lists.llvm.org/pipermail/llvm-dev/2020-July/143509.html</a>
Differential Revision: <a href="https://reviews.llvm.org/D84071">https://reviews.llvm.org/D84071</a></pre>
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