[PATCH] D38563: [MachineBlockPlacement] Make sure PreferredLoopExit is cleared everytime new loop is processed

[Xin Tong via Phabricator via llvm-commits]

trentxintong added a comment.

In https://reviews.llvm.org/D38563#888831, @davidxl wrote:

> A test case?


I thought about adding a .ll test case, but should not an assert guard against future failures better than a shoehorn'ed test case to check just this sort of thing ?


Repository:
  rL LLVM

https://reviews.llvm.org/D38563