<div dir="ltr">The management of passes in the legacy PM is ... highly confusing.<div><br></div><div>Do you have a specific problem you're trying to solve or a specific question?</div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, Dec 27, 2018 at 6:47 AM Markus Lavin via llvm-dev <<a href="mailto:llvm-dev@lists.llvm.org">llvm-dev@lists.llvm.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">




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<p style="margin-top:0px;margin-bottom:0px">Hi,</p>
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</p>
<p style="margin-top:0px;margin-bottom:0px">Looking at the output of e.g.</p>
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</p>
<p style="margin-top:0px;margin-bottom:0px"><span>llc -mtriple=x86_64-unknown-linux-gnu test/CodeGen/X86/pre-coalesce.ll -debug-pass=Executions</span><br>
</p>
<p style="margin-top:0px;margin-bottom:0px"><span><br>
</span></p>
<p style="margin-top:0px;margin-bottom:0px"><span>Why is it that <span>'Basic Alias Analysis (stateless AA impl)' is freed much earlier than </span><span>'Function Alias Analysis Results' even though the latter depends on the former (at least AFAICT by looking
 at <span>lib/Analysis/AliasAnalysis.cpp)?</span></span></span></p>
<p style="margin-top:0px;margin-bottom:0px"><span><span><span><br>
</span></span></span></p>
<p style="margin-top:0px;margin-bottom:0px"><span><span><span>Thanks!</span></span></span></p>
<p style="margin-top:0px;margin-bottom:0px"><span><span><span>-Markus</span></span></span></p>
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