llvm-project

cea738bc - [SimplifyCFG] Replace unreachable switch lookup table holes with poison (#94990)

[SimplifyCFG] Replace unreachable switch lookup table holes with poison (#94990) As discussed in #94468, this causes switch lookup table entries which are unreachable to be poison instead of filling them with a value from one of the reachable cases. --------- Co-authored-by: DianQK <dianqk@dianqk.net>