Re: crash building in groff

[Johnny Billquist <bqt%softjar.se@localhost>]

Michael L. Hitch wrote:
> On Fri, 9 Jan 2009, Brad Parker wrote:
>
> > Turns out the crash in groff is due to some problem with hypot()
> > in the arc object creation code.  (what a pain to find!)
> >
> > If I make the c++ hypot() return 1.0 all is good.
> >
> > I'll try and figure out why.
>
>   That sounds like it may be a problem in hypot() attempting to return
> a "quiet" NaN, but the vax doesn't have a real NaN of any type, and
> someone decided to use a "reserved operand" for that, which would result 
> in an illegal instruction trap.

The weird thing though, is that you don't get an illegal instruction 
trap, or anything like that.

What you get is:

pic: Unsupported relocation type 168 in non-PLT relocations

grops: Unsupported relocation type 136 in non-PLT relocations

        Johnny