[llvm-branch-commits] [mlir] release/18.x: [mlir][NFC] Apply rule of five to *Pass classes (#80998) (PR #83971)

[Mehdi Amini via llvm-branch-commits]

joker-eph wrote:

Do we have any ABI stability guarantees for LLVM C++ APIs? I would think that a lot of back ports can break the C++ ABI of LLVM in general?
(I was assuming we'd care about the LLVM C API, libclang, ...)

https://github.com/llvm/llvm-project/pull/83971