[R-pkg-devel] CRAN uses an old version of clang

[Marcin Jurek]

All this makes sense, thanks for your tips, everyone!

Marcin

On Fri, Feb 9, 2024 at 9:44 AM Dirk Eddelbuettel <edd using debian.org> wrote:

>
> On 9 February 2024 at 08:59, Marcin Jurek wrote:
> | I recently submitted an update to my package. It previous version relied
> on
> | Boost for Bessel and gamma functions but a colleague pointed out to me
> that
> | they are included in the standard library beginning with the C++17
> | standard.
>
> There is an often overlooked bit of 'fine print': _compiler support_ for a
> C++ standard is not the same as the _compiler shipping a complete library_
> for that same standard. This can be frustrating. See the release notes for
> gcc/g++ and clang/clang++, IIRC they usually have a separate entry for C++
> library support.
>
> In this case, can probably rely on LinkingTo: BH which has been helping
> with
> Boost headers for over a decade.
>
> Writing R Extensions is also generally careful in reminding us that such
> language standard support is always dependent on the compiler at hand. So
> package authors ought to check, just like R does via its extensive
> configure
> script when it builds.
>
> Dirk
>
> --
> dirk.eddelbuettel.com | @eddelbuettel | edd using debian.org
>

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