[llvm] BitcodeReader: check strtab bounds without overflow in partition handling (PR #230048)

[via llvm-commits]

kalt2212 wrote:

I have read the LLVM contribution policies, including the AI Tool Use Policy. AI was used in part for code audit and patch drafting, as now noted in the PR description.

https://github.com/llvm/llvm-project/pull/230048