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

[Alexandros Lamprineas via cfe-commits]

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

Thanks for flagging this up. I am puzzled though since I was under the impression that FMV is still not production ready. When did the enum become part of the ABI? I guess a workaround is to keep a reserved position in the enum when removing a feature.

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