// https://mlir.llvm.org/
// https://mlir.llvm.org/docs/LangRef/

// ClangIR 
// https://llvm.github.io/clangir/

// Fortran IR
// https://flang.llvm.org/docs/FortranIR.html

// Swift Intermediate Language
// https://github.com/swiftlang/swift/blob/main/docs/SIL/SIL.md
// https://apple-swift.readthedocs.io/en/latest/SIL.html