Re: compiler error by pcc

[Anders Magnusson <ragge%ludd.ltu.se@localhost>]

On 04/20/2012 02:17 PM, Iain Hibbert wrote:
> On Fri, 20 Apr 2012, Toru Nishimura wrote:
>
> > Hi,
> >
> > I have just tried to build NetBSD 6.0_BETA i386 kernel with pcc and
> > found the compiler fails at a certain line.
> >
> > $ build.sh -V HAVE_PCC=yes -V USETOOLS_PCC=yes tools
> > $ build.sh kernel=GENERIC
> >     sys/dev/usb/uslsareg.h, line 170: array size not constant
> >
> > The offending line in "sys/dev/usb/uslsa.c" is;
> >
> >     CTASSERT(offsetof(struct slsa_cpr, uniProvName[0]) == 60);
> >     At a glance the code seems ok.  Changing it to (more natural) form solved
> > pcc compile error.
> >
> >     CTASSERT(offsetof(struct slsa_cpr, uniProvName) == 60);
> >
> > It's a variable length array.  Not sure the original line is legal or not.
> I don't see why it shouldn't be, though this seems a context issue.. I
> have filed a bug report upstream for that, see
>
>     http://pcc.ludd.ltu.se/jira/browse/PCC-391
Fixed upstream now.

-- Ragge