[PATCH] D30726: Do not cache AliasSetTracker even in the old PM

[Sanjoy Das via Phabricator via llvm-commits]

sanjoy added a comment.

In https://reviews.llvm.org/D30726#695160, @hfinkel wrote:

> We're only caching to save on compile time, right? Is there any noticeable compile-time impact?


I'll measure.


https://reviews.llvm.org/D30726