[Haskell-cafe] Profiling

[C K Kashyap]

Thanks Daniel, that worked.


On Tue, Apr 20, 2010 at 11:24 PM, Daniel Fischer
<daniel.is.fischer at web.de>wrote:

> Am Dienstag 20 April 2010 18:59:23 schrieb C K Kashyap:
> > Hi Ivan,
> > I tried doing
> >
> > > cabal install "parsec >= 3" --reinstall --enable-library-profiling
> >
> > This complained about bytestring ... so I did this -
> >
> > > cabal install "bytestring" --reinstall --enable-library-profiling
> >
> > And this complained about base -
> > Data/ByteString.hs:278:7:
> >     Could not find module `GHC.ST':
> >       Perhaps you haven't installed the profiling libraries for package
> > `base'?
> >       Use -v to see a list of the files searched for.
> > cabal: Error: some packages failed to install:
> > bytestring-0.9.1.5 failed during the building phase. The exception was:
> > exit: ExitFailure 1
> > [kashyap at trinity318 ~]$ cabal install "base" --reinstall
> > --enable-library-profiling
> > Resolving dependencies...
> > cabal: internal error: impossible
> >
> >
> > Am I missing something?
>
> You cannot reinstall or upgrade core libs (basically, what comes with the
> compiler).
> If your GHC came from a system package (and I think the binaries from the
> GHC page include profiling libs and they're built by default when building
> GHC from source, so you wouldn't have that problem), you probably don't
> have installed the package with the profiling libraries, something like
>
> yum/apt-get install libghc??-prof
>
> should get you the profiling libraries for base, bytestring and a few
> others, then
> cabal install "parsec >= 3" --reinstall --enable-library-profiling
> should work.
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-- 
Regards,
Kashyap
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