[PATCH] D80707: [legacyPM] Do not compute preserved analysis if there's no local change

[Nikita Popov via Phabricator via llvm-commits]

nikic added a comment.

New compile-time numbers: https://llvm-compile-time-tracker.com/compare.php?from=183342c0a9850e60dd7a004b651c83dfb3a7d25e&to=f2f91e6a2743070471cc9471e4e8c646e50c653c&stat=instructions

There were no text-size changes this time.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D80707/new/

https://reviews.llvm.org/D80707