<p dir="ltr">On 9 Mar 2016 1:22 a.m., "Adam Nemet via cfe-dev" <<a href="mailto:cfe-dev@lists.llvm.org">cfe-dev@lists.llvm.org</a>> wrote:<br>
> A related issue is that if an analysis is not preserved by a pass, it gets invalidated *even if* the pass doesn’t end up modifying the code. Because of this for example we invalidate SCEV’s cache unnecessarily. The new pass manager should fix this.</p>
<p dir="ltr">+1</p>