Re: [PATCH v3] Documentation/process/coding-style.rst: space around const

From: Joe Perches
Date: Thu Oct 12 2023 - 10:48:35 EST


On Thu, 2023-10-12 at 13:50 +0200, Miguel Ojeda wrote:
> On Wed, 11 Oct 2023 14:44:17 -0700, Dan Williams wrote:
> >
> > I notice that clang-format reflows that example to:
> >
> > const void *a;
> > void *const b;
> > void **const c;
> > void *const *const d;
> > int strcmp(const char *a, const char *b);
> >
> > ...but someone more clang-format savvy than me would need to propose the
> > changes to the kernel's .clang-format template to match the style
> > suggestion.
>
> I think we could use:
>
> diff --git a/.clang-format b/.clang-format
> index 0bbb1991defe..9eeb511c0814 100644
> --- a/.clang-format
> +++ b/.clang-format
> @@ -671,6 +671,7 @@ SortIncludes: false
> SortUsingDeclarations: false
> SpaceAfterCStyleCast: false
> SpaceAfterTemplateKeyword: true
> +SpaceAroundPointerQualifiers: Both
> SpaceBeforeAssignmentOperators: true
> SpaceBeforeCtorInitializerColon: true
> SpaceBeforeInheritanceColon: true
>
> At least that makes it match the documentation example -- I got this:
>
> const void *a;
> void * const b;
> void ** const c;
> void * const * const d;
> int strcmp(const char *a, const char *b);
>
> But it is only supported in version >= 12, so we need to wait for the
> minimum LLVM version bump.

Do older versions of clang-format ignore entries
they don't understand?