[lldb] [llvm] [lldb][RISCV] function calls support in lldb expressions (PR #99336)

[Jason Molenda via llvm-commits]

jasonmolenda wrote:

> As for lldb, maybe it can be useful to obtain features flags from `ArchSpec`, but I think this should be done in a separate PR, if you don't mind.

Yes, agree with doing this separately so we can get this PR landed.

https://github.com/llvm/llvm-project/pull/99336