ghc-7.0.2 panic with cabal install

Loading package ghc-7.0.2 ... ghc: /usr/lib/ghc-7.0.2/ghc-7.0.2/libHSghc-7.0.2.a no string tables, or too many
ghc: panic! (the 'impossible happened')
  (GHC version 7.0.2 for i386-unknown-linux):
       Load archive "/usr/lib/ghc-7.0.2/ghc-7.0.2/libHSghc-7.0.2.a": failed

cabal error: some packages failed to install:
snap-0.4.1 ...

Linux 1008HA 2.6.37-ARCH #1 SMP PREEMPT Fri Mar 25 14:35:13 UTC 2011 
i686 Intel(R) Atom(TM) CPU N280 @ 1.66GHz GenuineIntel GNU/Linux