Re: HPPA and Squeeze
On Sat, Jun 20, 2009 at 06:25:20PM -0400, John David Anglin wrote:
> > > I've never been able to file any (non-automated) bug report in
> > > 5 minutes. And if you don't even have direct access to the
> > > hardware it takes longer.
> >
> > I agree. I'm trying to build netgen here too and if the ICE is easy to
> > reproduce, can make that available to danglin and add to the bugreport.
>
> There's no problem reproducing the ICE.
Indeed...already failed for me.
> I've pretty much localized the problem. It's a GCC middle-end bug.
> The problem is in passing a complex double from a thunk. The hppa
> specification says that values larger than 64 bits are passed by
> reference in the 32-bit runtime. However, the value is in a pair
> of registers and not copied to memory. This doesn't happen in calls
> from normal functions because the value gets copied to a stack slot.
I'm slightly confused about "stack slot". Could the "pass by reference"
refer to the address in the stack?
Anyway, thanks for quickly tracking this down.
grant
>
> Dave
> --
> J. David Anglin dave.anglin@nrc-cnrc.gc.ca
> National Research Council of Canada (613) 990-0752 (FAX: 952-6602)
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