Bigcheese added inline comments.
================
Comment at: clang/lib/Tooling/DependencyScanning/DependencyScanningTool.cpp:97
+ if (OutputPaths.empty())
+ OutputPaths = Opts.Targets;
Dependencies.push_back(File);
----------------
arphaman wrote:
> 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.
Ah, I see now. This is only needed for the compilation database case (as that's
the only way to map back to a compile command), it's not needed if you're
calling `getFullDependencies` directly. I can remove it for now, but I'm not
really sure what to replace it with.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D70268/new/
https://reviews.llvm.org/D70268
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