[flang-commits] [flang] [clang] [Flang] Support -mrvv-vector-bits flag (PR #77588)

[Philip Reames via flang-commits]

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

LGTM

We should explore options for merging the option processing code for options supported by both clang and flang, but that's explicitly future work.  

https://github.com/llvm/llvm-project/pull/77588