[clang] [Clang][NFC] Clarify some SourceManager related code (PR #153527)

[Shafik Yaghmour via cfe-commits]

https://github.com/shafik closed 
https://github.com/llvm/llvm-project/pull/153527
_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits