lebedev.ri added inline comments.

================
Comment at: clang-tidy/tool/ClangTidyMain.cpp:342-347
+    if (!llvm::sys::fs::exists(AbsolutePath)) {
+      // If the destination prefix does not exist, don't try to use 
real_path().
+      return AbsolutePath;
+    }
+    SmallString<256> dest;
+    if (std::error_code EC = llvm::sys::fs::real_path(AbsolutePath, dest)) {
----------------
aaron.ballman wrote:
> This creates a TOCTOU bug; can you call `real_path()` without checking for 
> existence and instead check the error code to decide whether to spit out an 
> error or return `AbsolutePath`?
Hmm, i think this can just go away.


Repository:
  rCTE Clang Tools Extra

https://reviews.llvm.org/D46602



_______________________________________________
cfe-commits mailing list
cfe-commits@lists.llvm.org
http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to