[cfe-dev] [llvm-lit] llvm-lit RUN line specific REQUIRES clause?

Balázs Benics via cfe-dev cfe-dev at lists.llvm.org
Wed Jul 8 09:56:44 PDT 2020


Awesome, thanks!

Robinson, Paul <paul.robinson at sony.com> ezt írta (időpont: 2020. júl. 8.,
Sze, 13:28):

> There isn’t a way to achieve this in a single test file.  What you can do,
> though, is create a second file that has the necessary REQUIRES and RUN
> lines, and just names the first file instead of %s on the RUN lines.  For
> example:
>
>
>
> most-cases.cpp
>
> // Note, also used by special-case.cpp
>
> // RUN: %clang_cc1 -c -whatever *%s* | FileCheck *%s*
>
>
>
> special-case.cpp
>
> // REQUIRES: z3
>
> // RUN: %clang_cc1 -c -whatever *%S/most-cases.cpp* | FileCheck
> *%S/most-cases.cpp*
>
>
>
> I’ve seen this tactic used a number of times in the codebase.  Sometimes a
> shared source file will be put into an “Inputs” subdirectory, sometimes not.
>
> --paulr
>
>
>
> *From:* cfe-dev <cfe-dev-bounces at lists.llvm.org> *On Behalf Of *Balázs
> Benics via cfe-dev
> *Sent:* Wednesday, July 8, 2020 4:42 AM
> *To:* cfe-dev <cfe-dev at lists.llvm.org>
> *Subject:* [cfe-dev] [llvm-lit] llvm-lit RUN line specific REQUIRES
> clause?
>
>
>
> Can I add a REQUIRES clause to a specific RUN line?
>
> I want to run a specific RUN line only if a given requirement satisfied
> (eg. REQUIRES: z3).
> Even if the requirement would not met, all the rest of the RUN lines
> should still run.
>
> If there is no way of achieving this, I can of course copy-paste the test
> file, but I would seek a better solution.
>
> Thanks, Balazs.
>
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