[compiler-rt] [llvm] [RISCV] Allocate Feature Bits for Zilsd/Zclsd/Zcmp (PR #135197)

[Piyou Chen via llvm-commits]

BeMg wrote:

Should we update here as well, or wait until the real implementation in FMV/compiler-rt?

https://github.com/llvm/llvm-project/blob/a2994ded60c7476e30107a851d61647ccf02d5de/llvm/lib/TargetParser/RISCVISAInfo.cpp#L1029

It will make Clang raise a warning and ignore the FMV if target_clones/target_version uses an extension not in this list.

https://github.com/llvm/llvm-project/pull/135197