[clang] (New) Add option to generate additional debug info for expression dereferencing pointer to pointers (PR #95298)

[William Junda Huang via cfe-commits]

huangjd wrote:

It seems the restriction for dbg.value appearing in the front end was lifted recently, so now I can just emit dbg.value directly 

https://github.com/llvm/llvm-project/pull/95298