[clang] [llvm] Add option to generate additional debug info for expression dereferencing pointer to pointers. (PR #81545)

[William Junda Huang via cfe-commits]

huangjd wrote:

My concern to enable this feature by default is that there are some less known syntax (probably from other supported languages or extensions) that has a MemberExpr but actually emitting something unexpected, which could cause a crash. I am testing this feature on some real-life projects to see if there's any issue, but it's not exhaustive 

https://github.com/llvm/llvm-project/pull/81545