Re: landlock: fs_test: fs_test.c:4524:9: error: initializer element is not a compile-time constant

From: Naresh Kamboju
Date: Fri Aug 18 2023 - 01:23:09 EST


On Thu, 17 Aug 2023 at 21:24, Nick Desaulniers <ndesaulniers@xxxxxxxxxx> wrote:
>
> On Thu, Aug 17, 2023 at 3:51 AM Naresh Kamboju
> <naresh.kamboju@xxxxxxxxxx> wrote:
> >
> > While building selftests landlock following warnings / errors noticed on the
> > Linux next with clang-17.
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@xxxxxxxxxx>
> >
> > Build errors:
> > ------------
> > landlock/fs_test
> > fs_test.c:4524:9: error: initializer element is not a compile-time constant
>
> Hi Naresh,
> Can you tell me more about your specific version of clang-17?

compiler:
name: clang,
version: 17.0.0,
version_full: Debian clang version 17.0.0
(++20230725053429+d0b54bb50e51-1~exp1~20230725173444.1)

>
> I believe a fix of mine to clang should address this. It landed in
> clang-18, and was backported to clang-17 recently.
> https://github.com/llvm/llvm-project-release-prs/commit/0b2d5b967d98375793897295d651f58f6fbd3034
>
> I suspect your clang-17 might need a rebuild. Thanks for the report.

I will rebuild / re-test and confirm soon.

- Naresh