[llvm-branch-commits] [clang] [Serialization] Code cleanups and polish 83233 (PR #83237)

[Ilya Biryukov via llvm-branch-commits]

ilya-biryukov wrote:

I got to a small reproducer that only uses STL, but it only produces an error in our environment and if I try it with this patch, the error goes away.
I am probably missing something subtle, will dig deeper tomorrow.

Sorry for another delay.

https://github.com/llvm/llvm-project/pull/83237