[llvm-branch-commits] [llvm] release/21.x: [RISCV] Don't lose elements from False in vmerge -> vmv peephole (#149720) (PR #150021)

[Luke Lau via llvm-branch-commits]

lukel97 wrote:

I thought something had gone wrong when cherry picking on the PR, so I also cherry-picked on the issue and ended up with a duplicate. So the original one should be #149968 

https://github.com/llvm/llvm-project/pull/150021