[clang] [analyzer] Detect leaks of stack addresses via output params, indirect globals 3/3 (PR #105648)

[Donát Nagy via cfe-commits]

https://github.com/NagyDonat commented:

I read the commit once and I have a serious question about using `getOriginRegion` in the invalidation logic (see inline comment for details). Apart from that, the code LGTM (I might return later with a few additional comments from a more through review, but I don't except anything important). 

https://github.com/llvm/llvm-project/pull/105648