[flang-commits] [flang] [flang][doc] Added information about `REAL(16)` math intrinsics support. (PR #87710)

[Pete Steinfeld via flang-commits]

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

Thanks for writing this up!

Feel free to merge after deciding on my suggested changes.

https://github.com/llvm/llvm-project/pull/87710