[llvm] [DAG] Combine `store + vselect` to `masked_store` (PR #145176)

[Abhishek Kaushik via llvm-commits]

abhishek-kaushik22 wrote:

> It's likely the HWY_NEON_BF16 target. We are able to repro the compiler crash with an UBSAN build and `-march=armv8.2-a+sve`.

Can you please provide a preprocessed `cc` file that I can use to reproduce? I wasn't able to build the project on my machine

https://github.com/llvm/llvm-project/pull/145176