[PATCH] D92882: [MBP] Prevent rotating a chain contains entry block

[Guozhi Wei via Phabricator via llvm-commits]

Carrot added a comment.

In D92882#2441215 <https://reviews.llvm.org/D92882#2441215>, @davidxl wrote:

> yes, a test case please :)   Any performance numbers?

It doesn't have any performance impact.
If user doesn't notice anything, there is no such case for them.
If someone encountered such case, he should get a compiler crash in LiveDebugVariable pass.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92882/new/

https://reviews.llvm.org/D92882