[pypy-dev] Two bugs in PyPy 1.2
fredrik.johansson at gmail.com
Tue Mar 16 19:44:54 CET 2010
On Tue, Mar 16, 2010 at 10:01 AM, Armin Rigo <arigo at tunes.org> wrote:
> Hi Maciek, hi Fredrik,
> On Fri, Mar 12, 2010 at 11:23:24PM -0700, Maciej Fijalkowski wrote:
> > Actually I fixed the one about fatal rpython assertion. There is also
> > a problem, which seems to be windows only that I can't reproduce.
> > from mpmath import fp
> > for i in range(1000): fp.zeta(0.5+37235j)
> I fixed this in r72263. The issue was hard to pinpoint because it was
> caused by a fast-path malloc: on the slow path (i.e. rarely), it would
> call random C code without saving the XMM registers. That's wrong:
> there is -- on Windows only? -- a path through that C code that trashes
> the XMM registers.
> A bientot,
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