[llvm] llvm-c: Introduce 'LLVMDISubprogramReplaceType' (PR #143461)

[Orlando Cazalet-Hyams via llvm-commits]

OCHyams wrote:

> > Do we have unit test coverage for other parts of the debug info C API? If so, could you add some for this function too?
> 
> Hi. Thanks for taking some time to review the PR. I found some tests and added a call to the new function there, but I don't know if they are automatically triggered in CI runs.

If you build `llvm-c-test` (e.g. `build-dir> ninja llvm-c-test`) you can run that specific test with lit `llvm-dir> llvm-lit llvm/test/Bindings/llvm-c/debug_info_new_format.ll`. I believe it runs as part of `ninja check-llvm` and therefor IIUC should be run in the pre-merge checks.

https://github.com/llvm/llvm-project/pull/143461