cvs commit: fptools/ghc/includes TailCalls.h fptools/ghc/rts
Manuel M. T. Chakravarty
Fri, 27 Oct 2000 15:40:56 +1100
Simon Marlow <firstname.lastname@example.org> wrote,
> > chak 2000/10/16 06:22:48 PDT
> > Modified files: (Branch: before-ghci-branch)
> > ghc/includes TailCalls.h
> > ghc/rts Schedule.c
> > Log:
> > GHC meets gcc 2.96 (Bug #115811) contd:
> > * This fixes the core dumps I mentioned in my last comment
> > re Bug #115811.
> Rather you than me :-)
I thought, you would say that ;-)
> BTW, did you try twiddling gcc's -mpreferred-stack-bound option? I recall
> something from FreeBSD-land about having to tweak this to eliminate the
> extra stack padding instructions.
You are right, -mpreferred-stack-bound might have been a way
to get rid of the extra stack padding. However, AFAIK
getting rid of the stack padding means slower code, doesn't
it. Maybe doesn't make that much of a difference, because
GHC code doesn't use the system stack much, but still...