[flang-commits] [flang] DRAFT: [flang][TBAA] refine TARGET/POINTER encoding (PR #170908)

[Tom Eccles via flang-commits]

tblah wrote:

@vzakhari in particular see df5a2fec40abd18914626f8444de61d7c1ea92cc. I added this change for completeness (no regressions observed). Could it matter that that there are two subtrees corresponding to the common block (one under the target tree and one under the global tree)? Does anything try to alias with the whole common block?

https://github.com/llvm/llvm-project/pull/170908