[clang] [llvm] [clang][DebugInfo] Add symbol for debugger with VTable information. (PR #130255)

[Carlos Alberto Enciso via llvm-commits]

CarlosAlbertoEnciso wrote:

> What sort of features are you picturing building with this?
> 
Automatic type promotion: when displaying an object through a base pointer the debugger wants to still be able to show the object’s state.

https://github.com/llvm/llvm-project/pull/130255