[llvm-branch-commits] [clang] release/20.x: [PATCH] [clang][modules] Fix serialization and de-serialization of PCH module file refs (#105994) (#132802) (PR #133198)

[Chuanqi Xu via llvm-branch-commits]

ChuanqiXu9 wrote:

This is a simple fix to a problem with a (relatively) long history. I think it is good to backport this.

https://github.com/llvm/llvm-project/pull/133198