[llvm-dev] Question about the build

[Reid Kleckner via llvm-dev]

This seems like a bug in LLVM_OPTIMIZED_TABLEGEN. What you are describing
works in the standard configuration.

On Sat, Dec 19, 2020 at 5:27 PM Paul C. Anagnostopoulos via llvm-dev <
llvm-dev at lists.llvm.org> wrote:

> Sorry to keep posting, but I'm hoping continued evidence will enable
> someone to understand what is going on.
>
> If I touch a lib/TableGen file and then build bin/llvm-tblgen.exe, Ninja
> rebuilds build/bin/llvm-tblgen.exe
>
> If I touch a file and then build lib/Target/all, Ninja rebuilds both
> build/bin/llvm-tblgen.exe and build/NATIVE/bin/llvm-tblgen.exe. In neither
> case does it rebuild any .inc files.
>
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