[Mlir-commits] [mlir] [mlir] Expand error message to include unregistered dialects. (PR #158028)

[Mehdi Amini]

joker-eph wrote:

> now it may also be an oversight that folks have loaded but unregistered dialects

No that's fine with me, registration is totally optional. 
I'm skeptical  about this part: "why did it fail on X post parsing A but neither A nor X is registered?", but this change may not hurt either, so why not...

https://github.com/llvm/llvm-project/pull/158028