[PATCH] D71172: [clang][Tooling] Fix potential UB in ExpandResponseFilesCompilationDatabase

[liu hui via Phabricator via cfe-commits]

lh123 added a comment.

@sammccall Could you commit this, I don't have commit access.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D71172/new/

https://reviews.llvm.org/D71172