RE: ghc can't find libraries for non-standard install

On 13 March 2005 13:23, John Tromp wrote:

> (tromp 999) ghci -v
>    ___         ___ _
>   / _ \ /\  /\/ __(_)
>  / /_\// /_/ / /  | |      GHC Interactive, version 6.4.20050301, for
> Haskell 98. / /_\\/ __  / /___| |      http://www.haskell.org/ghc/
> \____/\/ /_/\____/|_|      Type :? for help.
> 
> Reading package config file:
> /export/scratch1/tromp/lib/ghc-6.4.20050301/package.conf 
> Hsc static flags: -static
> *** Parser:
> 
> <interactive>:1:22:
>     Failed to load interface for `System.IO':
>         Could not find module `System.IO':
>           locations searched:
> /usr/local/lib/ghc-6.4.20050301/imports/System/IO.hi *** Deleting
> temp files 
> Deleting:
> ghc-6.4.20050301: panic! (the `impossible' happened, GHC version
>         6.4.20050301): interactiveUI:setBuffering
> 
> Please report it as a compiler bug to
> glasgow-haskell-bugs@xxxxxxxxxxx, 
> or http://sourceforge.net/projects/ghc/.
> 
> (tromp 1000) uname -a
> Linux capella.ins.cwi.nl 2.6.8-1.521 #1 Mon Aug 16 09:01:18 EDT 2004
> i686 athlon i386 GNU/Linux 
> 
> PS: the directory /usr/local/lib/ghc-6.4.20050301 does not exist.
>     I don't understand why it searches there.
>     I configured with ./configure --prefix=/export/scratch1/tromp/

Did you build from source?  Did you re-run ./configure with a new prefix
at any point?  If you change prefix then you need to 'make clean &&
make' (this is the safest way, there are shortcuts if you know exactly
what needs to be rebuilt).

Cheers,
        Simon