Re: [Xen-devel] [PATCH] rombios: work around clang's -Waddress-of-packed-member

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Fri, Aug 24, 2018 at 10:30:37AM -0500, Doug Goldstein wrote:
> On Fri, Aug 24, 2018 at 04:22:15PM +0100, Wei Liu wrote:
> > Building rombios with clang XXX fails with:

Oops, I have meant to replace XXX with the right version number.

Will fix that while committing.

> > 
> > tcgbios.c:1519:34: error: taking address of packed member 'u' of class or 
> > structure 'pushad_regs_t' may result in an unaligned pointer value 
> > [-Werror,-Waddress-of-packed-member]
> >                                               ®s->u.r32.edx);
> >                                                ^~~~~~~~~~~~~~~
> > 
> > Work around that by using an intermediate variable.
> > 
> > Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>
> 
> Reviewed-by: Doug Goldstein <cardoe@xxxxxxxxxx>

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