llvm-project

00f5a1e3 - [SimplifyCFG] Extend `simplifySwitchOfPowersOfTwo` to reachable defaults

[SimplifyCFG] Extend `simplifySwitchOfPowersOfTwo` to reachable defaults Favour a `cttz`-indexed table lookup over an indirect jump table when the default switch case is reachable, by branching non-power-of-two inputs to the default case. Proofs: https://alive2.llvm.org/ce/z/HeRAtf.