[flang-commits] [flang] [Flang][RISCV] Set vscale_range based off zvl*b (PR #77277)

[Philip Reames via flang-commits]

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

LGTM

Note: I agree that we need to reduce code duplication between clang and flang, but am explicitly approving this despite the concern raised.  We should definitely explore that in a follow up commit, the need for a common code path is not new, and is not specific to this particular review.  

https://github.com/llvm/llvm-project/pull/77277