3 / /_\// /_/ / / | | GHC Interactive, version 5.01, for Haskell 98.
4 / /_\\/ __ / /___| | http://www.haskell.org/ghc/
5 \____/\/ /_/\____/|_| Type :? for help.
7 Loading package std ... linking ... done.
8 *** WARNING: . is writable by someone else, IGNORING!
9 *** WARNING: ./.ghci is writable by someone else, IGNORING!
11 Prelude> :set -fglasgow-exts
12 Prelude> -- test for contexts on existential types crashing the interpreter
14 Ok, modules loaded: Ghci006.
15 Ghci006> showQ (Q "foo")
18 Ghci006> Leaving GHCi.