[libc-commits] [libc] [llvm] [libc] Modify NaN/payload functions for emulated float128 type (#221574) (PR #221946)

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

LGTM wait for the constexpr PR to merge.
cc: @lntue  (for nan part)

https://github.com/llvm/llvm-project/pull/221946