[llvm] [AIX][TOC] Fix buildbot failures from commit b4ae8df (PR #85303)

[Sean Fertile via llvm-commits]

https://github.com/mandlebug approved this pull request.

LGTM with 1 minor comment - I would suggest adding to the description that this only fails with sanitizers because the sub target is not used in the member function and so we never use the NULL this pointer.


https://github.com/llvm/llvm-project/pull/85303