[llvm] [lldb] [compiler-rt] [libunwind] [mlir] [libcxx] [clang] [libc] [flang] [clang-tools-extra] [lld] [IRPGO][ValueProfile] Instrument virtual table address that could be used to do virtual table address comparision for indirect-call-promotion. (PR #66825)

[David Li via cfe-commits]

https://github.com/david-xl approved this pull request.

After this patch,  follow up with a patch documenting raw and index format. This has long being requested by many in the community.

https://github.com/llvm/llvm-project/pull/66825