[Mlir-commits] [mlir] Reland [mlir][gpu] Use `SmallString`, `FailureOr` and `StringRef` in `module-to-binary` infra (NFC) (PR #172390)

[Jakub Kuderski]

https://github.com/kuhar approved this pull request.

> MCAsmParser expects buffer to be null terminated, had to use getMemBufferCopy which is unfortunate.

Could we update the parser as a follow-up?

https://github.com/llvm/llvm-project/pull/172390