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SubjectRe: [PATCH] remove old GCC version implementation
On Wed, Oct 31, 2018 at 8:28 PM Miguel Ojeda
<miguel.ojeda.sandonis@gmail.com> wrote:
>
> On Wed, Oct 31, 2018 at 12:18 PM Mathieu Malaterre <malat@debian.org> wrote:
> >
> > GCC 4.6 is the minimum supported now.
> >
> > Signed-off-by: Mathieu Malaterre <malat@debian.org>
> > ---
> > scripts/mod/file2alias.c | 6 +-----
> > 1 file changed, 1 insertion(+), 5 deletions(-)
> >
> > diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
> > index 28a61665bb9c..4b59564d4706 100644
> > --- a/scripts/mod/file2alias.c
> > +++ b/scripts/mod/file2alias.c
> > @@ -83,11 +83,7 @@ extern struct devtable *__start___devtable[], *__stop___devtable[];
> > #endif /* __MACH__ */
> >
> > #if !defined(__used)
> > -# if __GNUC__ == 3 && __GNUC_MINOR__ < 3
> > -# define __used __attribute__((__unused__))
> > -# else
> > -# define __used __attribute__((__used__))
> > -# endif
> > +#define __used __attribute__((__used__))
> > #endif
> >
>
> Acked-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
>
> By the way, is it possible that scripts/ and similar stuff uses
> directly include/linux/compiler_attributes.h (whenever it hits
> mainline, see https://github.com/ojeda/linux/blob/compiler-attributes/include/linux/compiler_attributes.h
> )? It is a header that does not depend on anything, so it could easily
> be shared; and would avoid having to maintain two sets of attributes.
> Let me know, I can take a look at it if you think it is a good idea.

No.
I want to share a header file between kernel and host-tools
only when we need to do so.


In this case, it is wrong to use the linker magic for the host tool
if you look at the so ugly #if defined(__MACH__) part.






> Cheers,
> Miguel



--
Best Regards
Masahiro Yamada

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