[llvm] [C-API] Preserve backwards compatability for LLVMDIBuilderCreateObjectPointerType (PR #124144)

[Michael Buch via llvm-commits]

Michael137 wrote:

> > The APIs aren't stable and we break them every now and then without worrying about backward compatibility.
> 
> The _C++_ APIs aren't stable. The C APIs very much have to stay stable.

Lets update the documentation in that case: https://github.com/llvm/llvm-project/blob/1c28b9237382b093f477479c993c80181922ca6a/llvm/include/llvm-c/DebugInfo.h#L7-L14

Unless I'm misunderstanding

https://github.com/llvm/llvm-project/pull/124144