[llvm-branch-commits] [llvm] release/18.x: [AArch64] Only apply bool vector bitcast opt if result is scalar (#81256) (PR #81454)

[Lawrence Benson via llvm-branch-commits]

https://github.com/lawben approved this pull request.

Sorry, was offline a few days while traveling. I'm reviewing this on my phone right now, but it looks like it's just the bug fix, so LGTM :) thanks for fixing and back porting 

https://github.com/llvm/llvm-project/pull/81454