Cool! You might even be able to run Rellic [1,2] on the LLVM IR produced by Clang when compiling Objective-C code. If it works, this will spit out goto-free C code, not C++.
[1] https://github.com/lifting-bits/rellic
[2] https://blog.trailofbits.com/2022/05/17/interactive-decompil...