<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Wed, Apr 4, 2018 at 7:28 PM, Z. Zheng via Phabricator <span dir="ltr"><<a href="mailto:reviews@reviews.llvm.org" target="_blank">reviews@reviews.llvm.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">zzheng marked 2 inline comments as done.<br>
zzheng added a comment.<br>
<span class=""><br>
> Just one nit (inline) and a general question: is this new set meant to persist across multiple updates, should the `erase` in `fixupDefs` be taking care of everything added in a given query, or should we be clearing it at some point?<br>
<br>
> (If the answer is "the middle one," would it be easy to assert that the def is empty somewhere?)<br>
<br>
</span>At least two GVN-hoist test cases need NonOptPhis be cleared.</blockquote><div><br></div><div>Right, because we don't necessarily need to fixup all users.</div><div><br></div></div></div></div>