[llvm] [llvm-c] Add LLVMParseIRInContext2 (PR #174085)

[Tamir Duberstein via llvm-commits]

https://github.com/tamird commented:

> Regarding the OCaml version, what's the minimum version with Fun.protect?

Seems to be 4.08.

https://ocaml.org/releases/4.08.0

https://github.com/llvm/llvm-project/pull/174085