stg_ap_v_ret porting crash: solved?
Donald Bruce Stewart
Wed, 10 Sep 2003 07:57:33 +1000
> > On Sat, 6 Sep 2003, Donald Bruce Stewart wrote:
> > > simonmar:
> > > > > I was a bit too soon reporting the sparc-sun-solaris2, two
> > > > > attempts have died with stg_ap_v_ret. Same result
> > sparc-*-openbsd.
> > >
> > Also with mips-sgi-irix65 . An attempt died with stg_ap_v_ret .
> > I'm trying to follow Ian's steps....but please, report any
> > change you can
> > make on the doc "Bootstraping GHC from hc-files".
> Aha! I *think* I've figured out what's going wrong.
> The stg_ap_v_ret failure is caused by info tables being generated for
> the wrong endianness. This isn't supposed to happen, because we should
> be cross-compiling for the correct endianness, but I'm guessing that the
> config.h copied over from the target to the host machine has been
> overwritten during the build process with an incorrect one.
> Try this: before doing 'cd H/ghc && make boot && make' on the host
> machine, do 'touch ghc/includes/config.h'. Check after the build that
> this file hasn't been overwritten.
Looks like that was it!
I've just built a working unreg compiler on
sparc-unknown-openbsd, which I have not been able to do previously.
So get porting :)