Possible bug in softfloat
Steve Kargl
sgk at troutmask.apl.washington.edu
Fri Nov 28 19:07:22 UTC 2014
On Fri, Nov 28, 2014 at 10:54:25AM -0800, Adrian Chadd wrote:
> On 28 November 2014 at 10:34, Steve Kargl
> <sgk at troutmask.apl.washington.edu> wrote:
> > In a thread on comp.lang.c, it was pointed out that softfloat
> > has a bug and in checking src/lib/libc/softfloat I confimed
> > the issue is present in FreeBSD. What I hae not confirmed
> > is whether or not it is possible to hit this bug. In fact,
> > it may only hit arm and mips. Anyway, here's the patch
>
> So we should just commit this?
>
I suspect the answer is yes, but I have no idea on how
to trigger this code path. I also have no access to
arm or mips hardware where the problem may manifest only.
It may also be appropriate to have someone else confirm
that the patch is indeed correct.
--
steve
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