Bug#708264: gmp: mpn_sqrtrem is broken on ia64

[Bill Allombert]

On Tue, May 14, 2013 at 11:19:52AM -0500, Steve M. Robbins wrote:
> On Tue, May 14, 2013 at 05:20:35PM +0200, Bill Allombert wrote:
> > Package: libgmp10
> > Version: 2:5.1.1+dfsg-3
> > Severity: important
> > 
> > Dear maintainers,
> > 
> > On ia64 it seems that mpn_sqrtrem fails to preserve the hardware registers,
> > leading to difficult to track down bugs.
> > 
> > Please see the attached file.
> > on merulo.debian.org running sid (gcc is 4.6.3-15)
> 
> A quick question: is merulo realy ia64 hardware or is it emulated?  I
> ask because gmp has issues with the kvm emulation of some hardware.
> If you have access to physical hardware (I don't), can you run your
> test there, please?

I can only perform the test in a schroot of merulo which is probably using some
kind of virtualization. However the real buildd are probably using the same
kind of virtualization.

Alas I do not think I have access to any non-Debian ia64 anymore.

Cheers,
-- 
Bill. <ballombe at debian.org>

Imagine a large red swirl here.