On Mon, Jan 21, 2019 at 4:55 PM Bernd Edlinger
<bernd.edlin...@hotmail.de> wrote:
> On 1/21/19 4:42 PM, Arnd Bergmann wrote:
> > On Sat, Jan 19, 2019 at 11:06 AM Bernd Edlinger
> > <bernd.edlin...@hotmail.de> wrote:
> >>
> >> Hi,
> >>
> >> the command line option -Wattribute-alias (w/o the "=1") is currently
> >> broken,
> >> and only -Wno-attribute-alias is still working, but what is worse, is that
> >> the #pragma GCC diagnostic fails to recognize the string
> >> "-Wattribute-alias",
> >> as it used to do in gcc-8, which breaks the linux warning suppression macro
> >> because it relies on a _Pragma to work.
> >
> > I'm surprised by this, since I have not seen the warning in a while. I am
> > however still using gcc-8.1 locally. Did this change later during the
> > gcc-8 branch?
> >
>
> Yes.
>
> The -Wattribute-alias was split up in -Wattribute-alias=1 an
> -Wattribute-alias=2
> and -Wmissing-attributes on gcc-trunk (but not in the gcc-8 branch as far as
> I know).
>
> The -Wmissing-attribute also triggers in include/linux/module.h but for that
> one,
> I will probably have to send a patch to the linux-kernel list.
I got it, I misread your earlier message as saying that it also
happened on gcc-8.
Arnd
