__STDC_VERSION__ : What C dialect c89, c99, gnu90 kernel compiies ?

[Shlomi Fish]

Hi Lev!

You did not address all my questions in my previous reply - see the mailing
list archive (was it flagged as spam?)

On Wed, May 20, 2020 at 11:09 AM Lev Olshvang <levonshe at yandex.com> wrote:

> Hi All,
>
> I am building out of tree kernel module.
>
> I am trying to include user-space lib into the kernel module
>
> I reference include file of this lib to use the API.  I  got the following
> warning  during make
>
> "__STDC_VERSION__" is not defined, evaluates to 0
>
> But continues and resulted module works,
>
> I see from
> https://gcc.gnu.org/onlinedocs/cpp/Standard-Predefined-Macros.html
> that _STDC_VERSION__ is a built-in gcc macro, so I think that evenh
> kernel compilation should be able to see it.
>
> Please comment
> Lev.
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> Linux-il at cs.huji.ac.il
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