[clang] [CIR] Upstream a batch of passing tests from CIR-Incubator (PR #157333)

[Burhan Söğüt via cfe-commits]

bursot wrote:

> Locally, you can run the lit test to check only one file, for example
> 
> ```
> bin/llvm-lit -sv <file_path>
> ```
> 
> Or you can run a group of tests by target, for example
> 
> ```
> ninja check-clang-cir-codegen
> ```

Thanks again. I’ve learned so much from you, and I’m sorry for bothering you. I checked again and I think all files are okay.

https://github.com/llvm/llvm-project/pull/157333