[llvm-branch-commits] [llvm] [LTT] Add `unknown` branch weights when lowering type tests with conditional (PR #170752)

[Aiden Grossman via llvm-branch-commits]

boomanaiden154 wrote:

> The frontend is expected to add unlikely annotations and we don't want this function to override them.

To the function itself? I don't see how the frontend could add unlikely annotations to a synthetic branch constructed by this pass.

https://github.com/llvm/llvm-project/pull/170752