[compiler-rt] [asan] Implement address sanitizer on AIX: interceptors (5/6) (PR #131870)

[Jake Egan via llvm-commits]

jakeegan wrote:

Split part of the PR to:
https://github.com/llvm/llvm-project/pull/138606
https://github.com/llvm/llvm-project/pull/138608

Still have to address some comments. 

https://github.com/llvm/llvm-project/pull/131870