[redirected to g-h-u, as other GHC users may have
a story or two to tell re: 2.04 & profiling ]
Marc van Dongen writes:
> Hi all,
>
> I have noticed that profiling in ghc-2.03 in combination with
> -O or -O2 is not possible because of some problems at the
> linking stage. Also it turns out that profiling combined with
> tracing results in programs which don't output any trace at all.
>
> Are the problems related to profiling an optimization resolved
> in ghc-2.04? I have programs which havilly depend of
> optimization. Without it, I have to say nasty things like
> +RTS -H100M -K1M -hC -RTS. Whereas normally a heap of 16M
> suffices.
>
Hi,
the problems you ran into with 2.03 have been resolved, although not
much testing of these bits was done before 2.04 went out the door.
Re: tracing when profiling, this is unknown to me - do you have an
example program that reproduces the behaviour?
--Sigbjorn
