[clang] [llvm] [APFloat] Add APFloat support for FP6 data types (PR #94735)

[Krzysztof Drewniak via cfe-commits]

krzysz00 wrote:

@ThomasRaoux No, I just left a nitpick. I'm happy with the state of this.

https://github.com/llvm/llvm-project/pull/94735