user package blocks standard ones

[Sven Panne]

Serge D. Mechveliani wrote:
> [...] /home/mechvel/test/export/HSdocon.o: unknown symbol `__stginit_List_'
> [...] Then, occasionally, tried to set   package_deps = ["data"]
> 
> , even though my contrived user package does not use "data".
> And it started to work, to load everything needed!
> 
> Then I try                 package_deps = ["base"]
> 
> And here                   ghci -package-conf docon.conf
> reports again the `panic'.  [...]

I don't have your sources at hand, but it looks like they depend on the
"haskell98" package. Package "data" depends on "haskell98", BTW.

Cheers,
    S.