Date: Tue, 10 Sep 2002 13:53:29 +0100 From: Tony Finch <dot@dotat.at> To: Juli Mallett <jmallett@FreeBSD.org> Cc: John Baldwin <jhb@FreeBSD.org>, cvs-all@FreeBSD.org, cvs-committers@FreeBSD.org Subject: Re: cvs commit: src/lib/libc/gen siglist.c Message-ID: <20020910135329.D14317@chiark.greenend.org.uk> In-Reply-To: <20020909195303.B752@FreeBSD.org>; from jmallett@FreeBSD.org on Mon, Sep 09, 2002 at 07:53:03PM -0700 References: <200209070814.g878EJkp040135@freefall.freebsd.org> <XFMail.20020909154001.jhb@FreeBSD.org> <20020909195303.B752@FreeBSD.org>
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On Mon, Sep 09, 2002 at 07:53:03PM -0700, Juli Mallett wrote:
> John Baldwin <jhb@FreeBSD.org> wrote:
> > On 07-Sep-2002 Juli Mallett wrote:
> > >
> > > Two arrays were born from the same seeds, both grew into complementary sets
> > > of pointers to strings. These two arrays were fixed to the same size, but one
> > > had an implicit zeroed trailer element, which was unused because the size was
> > > used up by the ones before said zeroed trailer element. So the unused limb was
> > > chopped off the over-sized-but-not-over-sized array, and everyone lived happily
> > > ever after.
> >
> > What does this mean in practical terms?
>
> I removed a comma.
A trailing comma does not imply an extra zero element in the initializer.
For example,
char a[] = {0}, b[] = {0,};
assert(sizeof(a) == sizeof(b));
Tony.
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