$ perl -le 'open( my $ghci, "|-", "ghci" );print $ghci q{[ (x,y,z) | x
+ <- [0..1], y <- [2..4], z <- [5..8] ]}, "\n";'
GHCi, version 6.12.1: http://www.haskell.org/ghc/  :? for help
Loading package ghc-prim ... linking ... done.
Loading package integer-gmp ... linking ... done.
Loading package base ... linking ... done.
Loading package ffi-1.0 ... linking ... done.
Prelude> [(0,2,5),(0,2,6),(0,2,7),(0,2,8),(0,3,5),(0,3,6),(0,3,7),(0,3
+,8),(0,4,5),(0,4,6),(0,4,7),(0,4,8),(1,2,5),(1,2,6),(1,2,7),(1,2,8),(
+1,3,5),(1,3,6),(1,3,7),(1,3,8),(1,4,5),(1,4,6),(1,4,7),(1,4,8)]
Prelude> Prelude> Leaving GHCi.
[download]

</snark>