[PATCH] D126289: [Clang][Driver] Fix include paths for `--sysroot /` on Linux

[Fangrui Song via Phabricator via cfe-commits]

MaskRay added inline comments.


================
Comment at: clang/include/clang/Driver/ToolChain.h:219
+
+  static std::string concat(const std::string &Path, const Twine &A,
+                            const Twine &B = "", const Twine &C = "",
----------------
This can use `llvm::sys::path::append`


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D126289/new/

https://reviews.llvm.org/D126289