On Mon, Sep 26, 2016 at 09:37:10AM -0700, Junio C Hamano wrote:
> > We can do the check easily with some bit-twiddling, and as a
> > bonus, the bit-mask of disambiguators will come in handy in
> > a future patch.
> > Signed-off-by: Jeff King <p...@peff.net>
> > ---
> Other than your reinvention of HAS_MULTI_BITS(), which has been with
> us since db7244bd ("parse-options new features.", 2007-11-07), this
> looks like a reasonable thing to do.
Heh, I _thought_ we had something like that but couldn't find it. I
grepped for "[^&]& .*-", which does match it, but stupidly did it only
in '*.c'. Definitely it should use the existing macro instead.