Re: [PATCH -next] treewide: Remove stringification from __alias macro definition
From: Nick Desaulniers
Date: Wed Oct 21 2020 - 16:26:04 EST
On Wed, Oct 21, 2020 at 12:07 PM Joe Perches <joe@xxxxxxxxxxx> wrote:
>
> On Wed, 2020-10-21 at 21:02 +0200, Ard Biesheuvel wrote:
> > On Wed, 21 Oct 2020 at 20:58, Joe Perches <joe@xxxxxxxxxxx> wrote:
> > > Like the __section macro, the __alias macro uses
> > > macro # stringification to create quotes around
> > > the section name used in the __attribute__.
> > >
> > > Remove the stringification and add quotes or a
> > > stringification to the uses instead.
> > >
> >
> > Why?
>
> Using quotes in __section caused/causes differences
> between clang and gcc.
>
> https://lkml.org/lkml/2020/9/29/2187
>
> Using common styles for details like this is good.
Luckily, there's no difference/issue here with alias as there exist
with section: https://godbolt.org/z/eWxc7P
So it's just a stylistic cleanup, not a bugfix.
Acked-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
$ grep -rn __attribute__ | grep alias
didn't turn up any other cases that look like they don't use strings.
--
Thanks,
~Nick Desaulniers