arphaman added inline comments.
================
Comment at: clang/lib/Tooling/DependencyScanning/DependencyScanningTool.cpp:97
+      if (OutputPaths.empty())
+        OutputPaths = Opts.Targets;
       Dependencies.push_back(File);
----------------
Bigcheese wrote:
> arphaman wrote:
> > What if `Opts.Targets` is empty?
> If I recall correctly, `Opts.Targets` can never be empty. I gets set to 
> `<basename>.o` if it would be empty.
What I mean is, what if the client didn't request a dependency file in the 
original compilation command? ScanDeps worker currently has a fake 
`"clang-scan-deps dependency"` target that it adds if the target is empty, but 
I do't think that should be reported as an output file.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70268/new/

https://reviews.llvm.org/D70268



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