[clang] [compiler-rt] [llvm] [FMV][AArch64] Unify ls64, ls64_v and ls64_accdata. (PR #108024)

[Tomas Matheson via cfe-commits]

================
@@ -73,8 +73,6 @@ enum CPUFeatures {
   FEAT_SSBS,
   FEAT_SSBS2,
   FEAT_BTI,
-  FEAT_LS64,
-  FEAT_LS64_V,
----------------
tmatheson-arm wrote:

>  If object A uses bit 36, object B uses bit 35 and the runtime uses bit 34, how is it ever going to work?

Using them for what? Where are these bits being passed across an object file boundary?

https://github.com/llvm/llvm-project/pull/108024