3 / /_\// /_/ / / | | GHC Interactive, version 5.03, for Haskell 98.
4 / /_\\/ __ / /___| | http://www.haskell.org/ghc/
5 \____/\/ /_/\____/|_| Type :? for help.
7 Loading package std ... linking ... done.
9 Prelude> :set -fglasgow-exts
10 Prelude> -- test for contexts on existential types crashing the interpreter
12 Ok, modules loaded: Ghci006.
13 Ghci006> showQ (Q "foo")
16 Ghci006> Leaving GHCi.